SB2025100188 - Race condition in Linux kernel ext4
Published: October 1, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100188
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) Race condition (CVE-ID: CVE-2022-50435)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a race condition within the ext4_seek_data() function in fs/ext4/file.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/3b31cc533665899965e351aae6cc3c3f3b9cc076
- https://git.kernel.org/stable/c/43ed16910af200e2fcfe16986bee1a67fba94992
- https://git.kernel.org/stable/c/4bb26f2885ac6930984ee451b952c5a6042f2c0e
- https://git.kernel.org/stable/c/59b108630a4987f71e1dc1dc50b8062e992b49c6
- https://git.kernel.org/stable/c/771f15782d95760cde352c8d4bfd6f2c70719568
- https://git.kernel.org/stable/c/89db2b50469bdbccb06ab072096d9d403124abac
- https://git.kernel.org/stable/c/a22f52d883313bbfaf864669c14003f9456d4f8f
- https://git.kernel.org/stable/c/d8e4af8314df54d94cf2a541cf9c8626afe81d41
- https://git.kernel.org/stable/c/fb98cb61efff3b2a1964939465ccaaf906af1d4f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.150