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Mageia 8 MGASA-2022-0026 Critical: Kernel Integer Underflow Issue

mageia
Calendar Grey January 21, 2022
Dist Mageia Esm H88
An update to the Mageia kernel, referenced as MGASA-2022-0026, addresses an integer underflow vulnerability that could cause a possible system failure.
This kernel 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 functiona...

Summary

This kernel 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=29916

- 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 kernel integer underflow Mageia

Resolution

SRPMS

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

- 8/core/kmod-virtualbox-6.1.30-1.14.mga8

- 8/core/kmod-xtables-addons-3.18-1.48.mga8

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 21 Jan 2022
URL: https://advisories.mageia.org/MGASA-2022-0026.html
Type: security
CVE: CVE-2022-0185

Topics%20covered

Topics Covered

security advisory denial of service kernel integer underflow Mageia

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