CVE-2021-4155
N/A
N/A
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | kernel | Fixed in Kernel v5.16 | affected |
Weaknesses
- CWE-131: CWE-131 - Incorrect Calculation of Buffer Size
ADP Enrichment
CVE Program Container
Additional 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
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
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