CVE-2021-4155
- State
- Published
- Severity
- Not scored
- Published
- Aug 24, 2022
- Updated
- Aug 3, 2024
- Reserved
- Dec 22, 2021
Description
A data leak flaw was found in the way XFS_IOC_ALLOCSP IOCTL in the XFS filesystem allowed for size increase of files with unaligned size. A local attacker could use this flaw to leak data on the XFS filesystem otherwise not accessible to them.
Scores
The record has no CVSS score.
Weaknesses
- CWE-131 Incorrect Calculation of Buffer Size
Affected Products
| Product | Versions |
|---|---|
kerneln/a |
|
References
- https://www.openwall.com/lists/oss-security/2022/01/10/1
- https://bugzilla.redhat.com/show_bug.cgi?id=2034813
- https://access.redhat.com/security/cve/CVE-2021-4155
- https://security-tracker.debian.org/tracker/CVE-2021-4155
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=983d8e60f50806f90534cc5373d0ce867e5aaf79
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.