SB20260424197 - Missing Release of Resource after Effective Lifetime in Linux kernel ipv6

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Main Vulnerability Database SB20260424197

SB20260424197 - Missing Release of Resource after Effective Lifetime in Linux kernel ipv6

Published: April 24, 2026

Security Bulletin ID SB20260424197
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Missing Release of Resource after Effective Lifetime (CVE-ID: CVE-2026-31518)

CWE-ID: CWE-772 - Missing Release of Resource after Effective Lifetime

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to cause a denial of service.

The vulnerability exists due to improper resource management in esp_output_tail_tcp when handling a full espintcp TX queue with asynchronous crypto. A local user can trigger packet processing errors to cause a denial of service.

The issue occurs when asynchronous crypto is used instead of synchronous crypto.


Remediation

Install update from vendor's website.

References