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Mageia 8: 2022-0027 Critical Integer Underflow in Kernel-Linus

mageia
Calendar Grey January 21, 2022
Dist Mageia Esm H88
Kernel-linus patch addresses buffer overflow issue in Mandriva, improving overall performance.
This kernel-linus update is based on upstream 5.15.16 and fixes atleast the following security issue: William Liu and Jamie Hill-Daniel discovered that the file system context fun...

Summary

This kernel-linus update is based on upstream 5.15.16 and fixes atleast the following security issue:
William Liu and Jamie Hill-Daniel discovered that the file system context functionality in the Linux kernel contained an integer underflow vulnerability, leading to an out-of-bounds write. A local attacker could use this to cause a denial of service (system crash) or execute arbitrary code (CVE-2022-0185).

References

- https://bugs.mageia.org/show_bug.cgi?id=29917

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.16

- https://www.cve.org/CVERecord?id=CVE-2022-0185

Topics%20covered

Topics Covered

security advisory denial of service system crash integer underflow Mageia kernel-linus

Resolution

SRPMS

- 8/core/kernel-linus-5.15.16-1.mga8

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 21 Jan 2022
URL: https://advisories.mageia.org/MGASA-2022-0027.html
Type: security
CVE: CVE-2022-0185

Topics%20covered

Topics Covered

security advisory denial of service system crash integer underflow Mageia kernel-linus

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