SB20260114180 - Resource management error in Linux kernel powerpc kexec
Published: January 14, 2026
Security Bulletin ID
SB20260114180
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-2025-71119)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the kexec_prepare_cpus_wait() and wake_offline_cpus() functions in arch/powerpc/kexec/core_64.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/0d5c9e901ad40bd39b38e119c0454b52d7663930
- https://git.kernel.org/stable/c/7cccd82a0e4aad192fd74fc60e61ed9aed5857a3
- https://git.kernel.org/stable/c/c2296a1e42418556efbeb5636c4fa6aa6106713a
- https://git.kernel.org/stable/c/d790ef0c4819424ee0c2f448c0a8154c5ca369d1
- https://git.kernel.org/stable/c/f0c0a681ffb77b8c5290c88c02d968199663939b