SB2026052869 - Missing Release of Resource after Effective Lifetime in Linux kernel xfs
Published: May 28, 2026
Security Bulletin ID
SB2026052869
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Missing Release of Resource after Effective Lifetime (CVE-ID: CVE-2026-46005)
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 a resource leak in xfs_alloc_buftarg() when handling an error path. A local user can trigger the vulnerable error condition to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/28a6c132b8c6e5eeefa889c4fb43d65b12989d48
- https://git.kernel.org/stable/c/29a7b2614357393b176ef06ba5bc3ff5afc8df69
- https://git.kernel.org/stable/c/5804cb507233ed767a83ac70527b2f6c4566ec75
- https://git.kernel.org/stable/c/5c293a1e1ef0f838772d20ae8afae4cbd87cd3f9
- https://git.kernel.org/stable/c/82fb9da6477d08bdab954dc7bc081a41f2f9cae6