CVE-2026-43247 Vulnerability Analysis & Exploit Details

CVE-2026-43247
Vulnerability Scoring

Analysis In Progress
Analysis In Progress

Attack Complexity Details

  • Attack Complexity:
    Attack Complexity Analysis In Progress
  • Attack Vector:
    Attack Vector Under Analysis
  • Privileges Required: None
    No authentication is required for exploitation.
  • Scope:
    Impact is confined to the initially vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2026-43247 Details

Status: Awaiting Analysis

Published on: 06 May 2026, 12:16 UTC

CVSS Release:

CVE-2026-43247 Vulnerability Summary

CVE-2026-43247: In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fix SError of kernel panic when closed SError of kernel panic rarely happened while testing fluster. The root cause was to enter suspend mode because timeout of autosuspend delay happened. [ 48.834439] SError Interrupt on CPU0, code 0x00000000bf000000 -- SError [ 48.834455] CPU: 0 UID: 0 PID: 1067 Comm: v4l2h265dec0:sr Not tainted 6.12.9-gc9e21a1ebd75-dirty #7 [ 48.834461] Hardware name: ti Texas Instruments J721S2 EVM/Texas Instruments J721S2 EVM, BIOS 2025.01-00345-gbaf3aaa8ecfa 01/01/2025 [ 48.834464] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.834468] pc : wave5_dec_clr_disp_flag+0x40/0x80 [wave5] [ 48.834488] lr : wave5_dec_clr_disp_flag+0x40/0x80 [wave5] [ 48.834495] sp : ffff8000856e3a30 [ 48.834497] x29: ffff8000856e3a30 x28: ffff0008093f6010 x27: ffff000809158130 [ 48.834504] x26: 0000000000000000 x25: ffff00080b625000 x24: ffff000804a9ba80 [ 48.834509] x23: ffff000802343028 x22: ffff000809158150 x21: ffff000802218000 [ 48.834513] x20: ffff0008093f6000 x19: ffff0008093f6000 x18: 0000000000000000 [ 48.834518] x17: 0000000000000000 x16: 0000000000000000 x15: 0000ffff74009618 [ 48.834523] x14: 000000010000000c x13: 0000000000000000 x12: 0000000000000000 [ 48.834527] x11: ffffffffffffffff x10: ffffffffffffffff x9 : ffff000802343028 [ 48.834532] x8 : ffff00080b6252a0 x7 : 0000000000000038 x6 : 0000000000000000 [ 48.834536] x5 : ffff00080b625060 x4 : 0000000000000000 x3 : 0000000000000000 [ 48.834541] x2 : 0000000000000000 x1 : ffff800084bf0118 x0 : ffff800084bf0000 [ 48.834547] Kernel panic - not syncing: Asynchronous SError Interrupt [ 48.834549] CPU: 0 UID: 0 PID: 1067 Comm: v4l2h265dec0:sr Not tainted 6.12.9-gc9e21a1ebd75-dirty #7 [ 48.834554] Hardware name: ti Texas Instruments J721S2 EVM/Texas Instruments J721S2 EVM, BIOS 2025.01-00345-gbaf3aaa8ecfa 01/01/2025 [ 48.834556] Call trace: [ 48.834559] dump_backtrace+0x94/0xec [ 48.834574] show_stack+0x18/0x24 [ 48.834579] dump_stack_lvl+0x38/0x90 [ 48.834585] dump_stack+0x18/0x24 [ 48.834588] panic+0x35c/0x3e0 [ 48.834592] nmi_panic+0x40/0x8c [ 48.834595] arm64_serror_panic+0x64/0x70 [ 48.834598] do_serror+0x3c/0x78 [ 48.834601] el1h_64_error_handler+0x34/0x4c [ 48.834605] el1h_64_error+0x64/0x68 [ 48.834608] wave5_dec_clr_disp_flag+0x40/0x80 [wave5] [ 48.834615] wave5_vpu_dec_clr_disp_flag+0x54/0x80 [wave5] [ 48.834622] wave5_vpu_dec_buf_queue+0x19c/0x1a0 [wave5] [ 48.834628] __enqueue_in_driver+0x3c/0x74 [videobuf2_common] [ 48.834639] vb2_core_qbuf+0x508/0x61c [videobuf2_common] [ 48.834646] vb2_qbuf+0xa4/0x168 [videobuf2_v4l2] [ 48.834656] v4l2_m2m_qbuf+0x80/0x238 [v4l2_mem2mem] [ 48.834666] v4l2_m2m_ioctl_qbuf+0x18/0x24 [v4l2_mem2mem] [ 48.834673] v4l_qbuf+0x48/0x5c [videodev] [ 48.834704] __video_do_ioctl+0x180/0x3f0 [videodev] [ 48.834725] video_usercopy+0x2ec/0x68c [videodev] [ 48.834745] video_ioctl2+0x18/0x24 [videodev] [ 48.834766] v4l2_ioctl+0x40/0x60 [videodev] [ 48.834786] __arm64_sys_ioctl+0xa8/0xec [ 48.834793] invoke_syscall+0x44/0x100 [ 48.834800] el0_svc_common.constprop.0+0xc0/0xe0 [ 48.834804] do_el0_svc+0x1c/0x28 [ 48.834809] el0_svc+0x30/0xd0 [ 48.834813] el0t_64_sync_handler+0xc0/0xc4 [ 48.834816] el0t_64_sync+0x190/0x194 [ 48.834820] SMP: stopping secondary CPUs [ 48.834831] Kernel Offset: disabled [ 48.834833] CPU features: 0x08,00002002,80200000,4200421b [ 48.834837] Memory Limit: none [ 49.161404] ---[ end Kernel panic - not syncing: Asynchronous SError Interrupt ]---

Assessing the Risk of CVE-2026-43247

Access Complexity Graph

The exploitability of CVE-2026-43247 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-2026-43247

No exploitability data is available for CVE-2026-43247.

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-2026-43247, 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-2026-43247, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2026-43247 does not compromise confidentiality.
  • Integrity: None
    CVE-2026-43247 does not impact data integrity.
  • Availability: None
    CVE-2026-43247 does not affect system availability.

CVE-2026-43247 References

External References

CWE Common Weakness Enumeration

Unknown

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