SB2026011478 - Resource management error in Linux kernel mm book3s64
Published: January 14, 2026
Security Bulletin ID
SB2026011478
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 security vulnerability.
1) Resource management error (CVE-ID: CVE-2025-71078)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the preload_age() function in arch/powerpc/mm/book3s64/slb.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/00312419f0863964625d6dcda8183f96849412c6
- https://git.kernel.org/stable/c/4ae1e46d8a290319f33f71a2710a1382ba5431e8
- https://git.kernel.org/stable/c/895123c309a34d2cfccf7812b41e17261a3a6f37
- https://git.kernel.org/stable/c/b13a3dbfa196af68eae2031f209743735ad416bf
- https://git.kernel.org/stable/c/c9f865022a1823d814032a09906e91e4701a35fc