CVE-2021-47299 Vulnerability Analysis & Exploit Details

CVE-2021-47299
Vulnerability Scoring

5.5
/10
Significant Risk

Security assessments indicate that CVE-2021-47299 presents a notable risk, potentially requiring prompt mitigation.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Local
    Vulnerability requires local system access.
  • Privileges Required: Low
    Some privileges are necessary to exploit the vulnerability.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2021-47299 Details

Status: Analyzed

Last updated: 🕣 26 Dec 2024, 20:43 UTC
Originally published on: 🕒 21 May 2024, 15:15 UTC

Time between publication and last update: 219 days

CVSS Release: version 3

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2021-47299 Vulnerability Summary

CVE-2021-47299: In the Linux kernel, the following vulnerability has been resolved: xdp, net: Fix use-after-free in bpf_xdp_link_release The problem occurs between dev_get_by_index() and dev_xdp_attach_link(). At this point, dev_xdp_uninstall() is called. Then xdp link will not be detached automatically when dev is released. But link->dev already points to dev, when xdp link is released, dev will still be accessed, but dev has been released. dev_get_by_index() | link->dev = dev | | rtnl_lock() | unregister_netdevice_many() | dev_xdp_uninstall() | rtnl_unlock() rtnl_lock(); | dev_xdp_attach_link() | rtnl_unlock(); | | netdev_run_todo() // dev released bpf_xdp_link_release() | /* access dev. | use-after-free */ | [ 45.966867] BUG: KASAN: use-after-free in bpf_xdp_link_release+0x3b8/0x3d0 [ 45.967619] Read of size 8 at addr ffff00000f9980c8 by task a.out/732 [ 45.968297] [ 45.968502] CPU: 1 PID: 732 Comm: a.out Not tainted 5.13.0+ #22 [ 45.969222] Hardware name: linux,dummy-virt (DT) [ 45.969795] Call trace: [ 45.970106] dump_backtrace+0x0/0x4c8 [ 45.970564] show_stack+0x30/0x40 [ 45.970981] dump_stack_lvl+0x120/0x18c [ 45.971470] print_address_description.constprop.0+0x74/0x30c [ 45.972182] kasan_report+0x1e8/0x200 [ 45.972659] __asan_report_load8_noabort+0x2c/0x50 [ 45.973273] bpf_xdp_link_release+0x3b8/0x3d0 [ 45.973834] bpf_link_free+0xd0/0x188 [ 45.974315] bpf_link_put+0x1d0/0x218 [ 45.974790] bpf_link_release+0x3c/0x58 [ 45.975291] __fput+0x20c/0x7e8 [ 45.975706] ____fput+0x24/0x30 [ 45.976117] task_work_run+0x104/0x258 [ 45.976609] do_notify_resume+0x894/0xaf8 [ 45.977121] work_pending+0xc/0x328 [ 45.977575] [ 45.977775] The buggy address belongs to the page: [ 45.978369] page:fffffc00003e6600 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x4f998 [ 45.979522] flags: 0x7fffe0000000000(node=0|zone=0|lastcpupid=0x3ffff) [ 45.980349] raw: 07fffe0000000000 fffffc00003e6708 ffff0000dac3c010 0000000000000000 [ 45.981309] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 45.982259] page dumped because: kasan: bad access detected [ 45.982948] [ 45.983153] Memory state around the buggy address: [ 45.983753] ffff00000f997f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 45.984645] ffff00000f998000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 45.985533] >ffff00000f998080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 45.986419] ^ [ 45.987112] ffff00000f998100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 45.988006] ffff00000f998180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 45.988895] ================================================================== [ 45.989773] Disabling lock debugging due to kernel taint [ 45.990552] Kernel panic - not syncing: panic_on_warn set ... [ 45.991166] CPU: 1 PID: 732 Comm: a.out Tainted: G B 5.13.0+ #22 [ 45.991929] Hardware name: linux,dummy-virt (DT) [ 45.992448] Call trace: [ 45.992753] dump_backtrace+0x0/0x4c8 [ 45.993208] show_stack+0x30/0x40 [ 45.993627] dump_stack_lvl+0x120/0x18c [ 45.994113] dump_stack+0x1c/0x34 [ 45.994530] panic+0x3a4/0x7d8 [ 45.994930] end_report+0x194/0x198 [ 45.995380] kasan_report+0x134/0x200 [ 45.995850] __asan_report_load8_noabort+0x2c/0x50 [ 45.996453] bpf_xdp_link_release+0x3b8/0x3d0 [ 45.997007] bpf_link_free+0xd0/0x188 [ 45.997474] bpf_link_put+0x1d0/0x218 [ 45.997942] bpf_link_release+0x3c/0x58 [ 45.998429] __fput+0x20c/0x7e8 [ 45.998833] ____fput+0x24/0x30 [ 45.999247] task_work_run+0x104/0x258 [ 45.999731] do_notify_resume+0x894/0xaf8 [ 46.000236] work_pending ---truncated---

Assessing the Risk of CVE-2021-47299

Access Complexity Graph

The exploitability of CVE-2021-47299 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2021-47299

CVE-2021-47299 presents an accessible attack vector with minimal effort required. Restricting access controls and implementing security updates are critical to reducing exploitation risks.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2021-47299, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2021-47299, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2021-47299 has no significant impact on data confidentiality.
  • Integrity: None
    CVE-2021-47299 poses no threat to data integrity.
  • Availability: High
    CVE-2021-47299 can disrupt system operations, potentially causing complete denial of service (DoS).

Exploit Prediction Scoring System (EPSS)

The EPSS score estimates the probability that this vulnerability will be exploited in the near future.

EPSS Score: 0.042% (probability of exploit)

EPSS Percentile: 5.02% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 94.98% of others.

CVE-2021-47299 References

External References

CWE Common Weakness Enumeration

CWE-416

Vulnerable Configurations

  • cpe:2.3:o:linux:linux_kernel:5.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.0:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.0:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.0:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.0:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.0:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.0:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.0:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.0:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.0:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.0:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.0:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.0:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.0:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.0:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.14:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.15:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.9.16:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.9.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.0:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.0:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.0:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.0:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.0:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.0:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.0:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.0:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.0:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.0:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.0:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.0:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.14:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.15:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.16:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.17:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.17:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.18:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.18:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.19:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.19:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.20:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.20:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.21:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.21:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.22:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.22:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.23:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.23:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.24:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.24:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.25:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.25:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.26:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.26:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.27:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.27:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.28:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.28:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.29:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.29:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.30:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.30:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.31:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.31:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.32:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.32:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.33:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.33:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.34:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.34:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.35:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.35:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.36:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.36:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.37:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.37:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.38:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.38:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.39:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.39:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.40:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.40:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.41:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.41:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.42:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.42:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.43:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.43:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.44:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.44:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.45:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.45:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.46:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.46:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.47:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.47:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.48:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.48:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.49:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.49:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.50:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.50:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.51:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.51:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.52:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.52:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.53:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.53:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.14:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.15:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.16:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.17:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.17:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.18:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.18:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.19:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.19:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.20:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.20:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.21:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.21:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11.22:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11.22:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.11:rc7:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.11:rc7:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.14:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.15:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.16:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.17:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.17:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.18:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.18:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.19:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.19:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12.25:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12.25:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.12:rc7:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.12:rc7:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.13:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.13:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.13.0-52:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.13.0-52:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.13.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.13.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.13.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.13.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.13.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.13.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.13.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.13.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.13.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.13.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.14:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.14:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.14:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.14:rc2:*:*:*:*:*:*

Protect Your Infrastructure against CVE-2021-47299: Combat Critical CVE Threats

Stay updated with real-time CVE vulnerabilities and take action to secure your systems. Enhance your cybersecurity posture with the latest threat intelligence and mitigation techniques. Develop the skills necessary to defend against CVEs and secure critical infrastructures. Join the top cybersecurity professionals safeguarding today's infrastructures.

Other 5 Recently Published CVEs Vulnerabilities

  • CVE-2025-26205 – Lua 5.4.7, when the debug library is used, has a out-of-bounds read and segmentation violation in mainpositionTV in ltable.c. NOTE: this is dispute...
  • CVE-2025-26204 – Lua 5.4.7, when the debug library is used, has a out-of-bounds read and segmentation violation in equalkey in ltable.c. NOTE: this is disputed beca...
  • CVE-2025-2129 – A vulnerability was found in Mage AI 0.9.75. It has been classified as problematic. This affects an unknown part. The manipulation leads to insecur...
  • CVE-2025-2127 – A vulnerability was found in JoomlaUX JUX Real Estate 3.4.0 on Joomla. It has been classified as problematic. Affected is an unknown function of th...
  • CVE-2025-2126 – A vulnerability was found in JoomlaUX JUX Real Estate 3.4.0 on Joomla and classified as critical. This issue affects some unknown processing of the...