SB20241022211 - Buffer overflow in Linux kernel ext4
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB20241022211
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-2024-50015)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the ext4_handle_inode_extension(), ext4_dio_write_iter() and ext4_dax_write_iter() functions in fs/ext4/file.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/f8a7c342326f6ad1dfdb30a18dd013c70f5e9669
- https://git.kernel.org/stable/c/8c30a9a8610c314554997f86370140746aa35661
- https://git.kernel.org/stable/c/abfaa876b948baaea4d14f21a1963789845c8b4c
- https://git.kernel.org/stable/c/5efccdee4a7d507a483f20f880b809cc4eaef14d
- https://git.kernel.org/stable/c/a9f331f51515bdb3ebc8d0963131af367ef468f6
- https://git.kernel.org/stable/c/ec0dd451e236c46e4858d53e9e82bae7797a7af5
- https://git.kernel.org/stable/c/dda898d7ffe85931f9cca6d702a51f33717c501e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.168
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.55