Select your cookie preferences

We use cookies and similar tools to enhance your experience, provide our services, deliver relevant advertising, and make improvements. Approved third parties also use these tools to help us deliver advertising and provide certain site features.

CVE-2022-34918

Public on 2022-07-04
Modified on 2023-06-23
Description

A heap buffer overflow flaw was found in the Linux kernel's Netfilter subsystem in the way a user provides incorrect input of the NFT_DATA_VERDICT type. This flaw allows a local user to crash or potentially escalate their privileges on the system.

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

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2023-06-21 19:11 ALAS-2023-1773
Amazon Linux 2 - Core kernel 2023-06-21 19:11 ALAS2-2023-2100
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-07-19 16:01 ALAS2KERNEL-5.10-2022-018
Amazon Linux 2 - Kernel-5.15 Extra kernel 2022-07-19 16:02 ALAS2KERNEL-5.15-2022-005
Amazon Linux 2 - Kernel-5.4 Extra kernel 2022-08-15 21:23 ALAS2KERNEL-5.4-2022-034
Amazon Linux 2023 kernel 2023-02-17 20:46 ALAS2023-2023-070
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.109-104.500 2022-07-19 16:02 ALAS2LIVEPATCH-2022-087
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.112-108.499 2022-07-19 16:02 ALAS2LIVEPATCH-2022-088
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.118-111.515 2022-07-19 16:02 ALAS2LIVEPATCH-2022-089
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.126-117.518 2022-07-19 16:02 ALAS2LIVEPATCH-2022-090

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