CVE-2026-31511 Vulnerability Analysis & Exploit Details

CVE-2026-31511
Vulnerability Scoring

7.8
/10
Very High Risk

Highly exploitable, CVE-2026-31511 poses a critical security risk that could lead to severe breaches.

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-2026-31511 Details

Status: Analyzed

Last updated: 🕝 28 Apr 2026, 14:59 UTC
Originally published on: 🕑 22 Apr 2026, 14:16 UTC

Time between publication and last update: 6 days

CVSS Release: version 3

CVSS3 Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2026-31511 Vulnerability Summary

CVE-2026-31511: In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete This fixes the condition checking so mgmt_pending_valid is executed whenever status != -ECANCELED otherwise calling mgmt_pending_free(cmd) would kfree(cmd) without unlinking it from the list first, leaving a dangling pointer. Any subsequent list traversal (e.g., mgmt_pending_foreach during __mgmt_power_off, or another mgmt_pending_valid call) would dereference freed memory.

Assessing the Risk of CVE-2026-31511

Access Complexity Graph

The exploitability of CVE-2026-31511 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-2026-31511

CVE-2026-31511 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-2026-31511, 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-2026-31511, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2026-31511 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2026-31511 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: High
    CVE-2026-31511 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2026-31511 References

External References

CWE Common Weakness Enumeration

CWE-416

Vulnerable Configurations

  • cpe:2.3:o:linux:linux_kernel:6.12.59:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.59:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.60:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.60:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.61:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.61:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.62:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.62:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.63:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.63:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.64:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.64:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.65:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.65:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.66:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.66:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.67:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.67:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.68:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.68:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.69:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.69:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.70:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.70:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.72:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.72:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.74:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.74:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.75:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.75:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.77:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.77:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.12.78:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.12.78:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.16:rc7:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.16:rc7:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:rc7:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:rc7:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.14:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.16:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.17:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.17:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.18:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.18:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.19:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.19:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.18.20:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.18.20:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.19.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.19.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.17:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.17:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*

Protect Your Infrastructure against CVE-2026-31511: 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-2026-7686 – A vulnerability was found in eyeo Adblock Plus up to 4.36.2 on Chrome. Affected by this vulnerability is the function postMessage of the file premi...
  • CVE-2026-7685 – A vulnerability was detected in Edimax BR-6208AC up to 1.02. Affected is an unknown function of the file /goform/setWAN. Performing a manipulation ...
  • CVE-2026-7684 – A security vulnerability has been detected in Edimax BR-6428nC up to 1.16. This impacts an unknown function of the file /goform/setWAN. Such manipu...
  • CVE-2026-7683 – A weakness has been identified in Edimax BR-6428nC up to 1.16. This affects an unknown function of the file /goform/setWAN of the component Web Int...
  • CVE-2026-7682 – A security flaw has been discovered in Edimax BR-6208AC 1.02. The impacted element is the function setWAN of the file /goform/setWAN of the compone...