SB20240531332 - NULL pointer dereference in Linux kernel pstore
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531332
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) NULL pointer dereference (CVE-ID: CVE-2023-52869)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the pstore_register() function in fs/pstore/platform.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/bb166bdae1a7d7db30e9be7e6ccaba606debc05f
- https://git.kernel.org/stable/c/379b120e4f27fd1cf636a5f85570c4d240a3f688
- https://git.kernel.org/stable/c/63f637309baadf81a095f2653e3b807d4b5814b9
- https://git.kernel.org/stable/c/1c426da79f9fc7b761021b5eb44185ba119cd44a
- https://git.kernel.org/stable/c/ad5cb6deb41417ef41b9d6ff54f789212108606f
- https://git.kernel.org/stable/c/a19d48f7c5d57c0f0405a7d4334d1d38fe9d3c1c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.201
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.139
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.63
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7