SB2025122691 - Memory leak in Linux kernel platforms pseries
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025122691
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) Memory leak (CVE-ID: CVE-2023-54017)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ibmebus_bus_init() function in arch/powerpc/platforms/pseries/ibmebus.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/3cc4c2f6c266fe5b33a7fa797f31e8b3f06ce58c
- https://git.kernel.org/stable/c/7ffe14fce7425c32e735bdc44bce425f18976a49
- https://git.kernel.org/stable/c/96f27ff732208dce6468016e7a7d5032bd1bfc23
- https://git.kernel.org/stable/c/9f3b2b666833ebef6d0ce5a40e189f38e70342a1
- https://git.kernel.org/stable/c/afda85b963c12947e298ad85d757e333aa40fd74
- https://git.kernel.org/stable/c/d35e7ae10eb8917883da2a0b1823c620a1be42d6
- https://git.kernel.org/stable/c/e4ff88548defafb1ef84facd9856ec252da7b008
- https://git.kernel.org/stable/c/ebd8dc974fcc59e2851a0d89ee7935b55142dc8e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.5