CVE-2023-3090

Public on 2023-06-28
Modified on 2024-04-22
Description
A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation.

The out-of-bounds write is caused by missing skb->cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIG_IPVLAN is enabled.


We recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.8
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 kernel Not Affected
Amazon Linux 2 - Core kernel 2023-06-27 ALAS2-2023-2100 Fixed
Amazon Linux 2 - Kernel-5.10 Extra kernel 2023-06-28 ALAS2KERNEL-5.10-2023-034 Fixed
Amazon Linux 2 - Kernel-5.15 Extra kernel 2023-06-28 ALAS2KERNEL-5.15-2023-021 Fixed
Amazon Linux 2 - Kernel-5.4 Extra kernel 2023-06-28 ALAS2KERNEL-5.4-2023-047 Fixed
Amazon Linux 2023 kernel 2023-06-27 ALAS2023-2023-228 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.313-235.533 2023-08-21 ALAS2LIVEPATCH-2023-136 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.314-237.533 2023-08-21 ALAS2LIVEPATCH-2023-135 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.314-238.539 2023-08-21 ALAS2LIVEPATCH-2023-134 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.177-158.645 2023-08-21 ALAS2LIVEPATCH-2023-141 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.178-162.673 2023-08-21 ALAS2LIVEPATCH-2023-140 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.179-166.674 2023-08-21 ALAS2LIVEPATCH-2023-139 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.179-168.710 2023-08-21 ALAS2LIVEPATCH-2023-138 Fixed
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.179-171.711 2023-08-21 ALAS2LIVEPATCH-2023-137 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.25-37.47 2023-10-23 ALAS2023LIVEPATCH-2023-019 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.27-43.48 2023-10-23 ALAS2023LIVEPATCH-2023-016 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.29-47.49 2023-10-23 ALAS2023LIVEPATCH-2023-017 Fixed
Amazon Linux 2023 kernel-livepatch-6.1.29-50.88 2023-10-23 ALAS2023LIVEPATCH-2023-018 Fixed

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