SB2025022708 - Resource management error in Linux kernel ext4
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022708
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) Resource management error (CVE-ID: CVE-2022-49171)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the ext4_writepage() and mpage_prepare_extent_to_map() functions in fs/ext4/inode.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/0d3a6926f7e8be3c897fa46216ce13b119a9f56a
- https://git.kernel.org/stable/c/330d0e44fc5a47c27df958ecdd4693a3cb1d8b81
- https://git.kernel.org/stable/c/343117559ef41e992e326f7a92da1a8f254dfa8c
- https://git.kernel.org/stable/c/5a016c053f426a73752c3b41b60b497b58694d48
- https://git.kernel.org/stable/c/5db60e76edf5680ff1f3a7221036fc44b308f146
- https://git.kernel.org/stable/c/677c9d30e8487bee6c8e3b034070319d98f6e203
- https://git.kernel.org/stable/c/a0856764dc1276ad2dc7891288c2e9246bf11a37
- https://git.kernel.org/stable/c/cc5095747edfb054ca2068d01af20be3fcc3634f
- https://git.kernel.org/stable/c/d666dfaa571465a19f014534a214c255ea33f301
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.276