SB20240608149 - Buffer overflow in Linux kernel pstore
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240608149
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2023-52685)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the persistent_ram_init_ecc() function in fs/pstore/ram_core.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/3b333cded94fbe5ce30d699b316c4715151268ae
- https://git.kernel.org/stable/c/d1fe1aede684bd014714dacfdc75586a9ad38657
- https://git.kernel.org/stable/c/acd413da3e1f37582207cd6078a41d57c9011918
- https://git.kernel.org/stable/c/8fb12524c86bdd542a54857d5d076b1b6778c78c
- https://git.kernel.org/stable/c/48dcfc42ce705b652c0619cb99846afc43029de9
- https://git.kernel.org/stable/c/a34946ec3de88a16cc3a87fdab50aad06255a22b
- https://git.kernel.org/stable/c/f9b891a7e8fcf83901f8507241e23e7420103b61
- https://git.kernel.org/stable/c/86222a8fc16ec517de8da2604d904c9df3a08e5d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.306
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.209
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.148
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.268
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.75
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8