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CVE-2022-29581

Public on 2022-05-17
Modified on 2023-01-18
Description

Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions.

Severity
Medium
See what this means
CVSS v3 Base Score
7.8
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2022-05-31 23:47 ALAS-2022-1591
Amazon Linux 2 - Core kernel 2022-05-31 23:50 ALAS2-2022-1798
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-06-04 00:05 ALAS2KERNEL-5.10-2022-014
Amazon Linux 2 - Kernel-5.15 Extra kernel 2022-06-06 17:58 ALAS2KERNEL-5.15-2022-001
Amazon Linux 2 - Kernel-5.15 Extra kernel 2023-06-29 23:20 ALAS2KERNEL-5.15-2023-023
Amazon Linux 2 - Kernel-5.4 Extra kernel 2022-06-04 00:07 ALAS2KERNEL-5.4-2022-026
Amazon Linux 2023 kernel 2023-02-17 20:46 ALAS2023-2023-070
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.276-211.499 2022-07-28 18:17 ALAS2LIVEPATCH-2022-091

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C