CVE-2022-1195 Information

Description

A use-after-free vulnerability was found in the Linux kernel in drivers/net/hamradio. This flaw allows a local attacker with a user privilege to cause a denial of service (DOS) when the mkiss or sixpack device is detached and reclaim resources early.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e0588c291d6ce225f2b891753ca41d45ba42469 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b2f37aead1b82a770c48b5d583f35ec22aabb61e https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0b9111922b1f399aba6ed1e1b8f2079c3da1aed8 https://bugzilla.redhat.com/show_bug.cgi?id=2056381 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=81b1d548d00bcd028303c4f3150fa753b9b8aa71 https://www.debian.org/security/2022/dsa-5127

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5