SB2024031840 - Information disclosure in Linux kernel f2fs
Published: March 18, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024031840
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2023-52436)
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to the __f2fs_setxattr() function in fs/f2fs/xattr.c, does not empty by default the unused space in the xattr list. A local user can gain access to potentially sensitive information.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/16ae3132ff7746894894927c1892493693b89135
- https://git.kernel.org/stable/c/12cf91e23b126718a96b914f949f2cdfeadc7b2a
- https://git.kernel.org/stable/c/3e47740091b05ac8d7836a33afd8646b6863ca52
- https://git.kernel.org/stable/c/32a6cfc67675ee96fe107aeed5af9776fec63f11
- https://git.kernel.org/stable/c/5de9e9dd1828db9b8b962f7ca42548bd596deb8a
- https://git.kernel.org/stable/c/2525d1ba225b5c167162fa344013c408e8b4de36
- https://git.kernel.org/stable/c/f6c30bfe5a49bc38cae985083a11016800708fea
- https://git.kernel.org/stable/c/e26b6d39270f5eab0087453d9b544189a38c8564
- 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-6.1.74
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8