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CVE-2023-3610

Public on 2023-07-21
Modified on 2024-01-12
Description

A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.

Flaw in the error handling of bound chains causes a use-after-free in the abort path of NFT_MSG_NEWRULE. The vulnerability requires CAP_NET_ADMIN to be triggered.

We recommend upgrading past commit 4bedf9eee016286c835e3d8fa981ddece5338795.

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

Platform Package Release Date Advisory
Amazon Linux 2 - Kernel-5.10 Extra kernel 2023-07-14 23:38 ALAS2KERNEL-5.10-2023-037
Amazon Linux 2 - Kernel-5.15 Extra kernel 2023-07-14 23:38 ALAS2KERNEL-5.15-2023-024
Amazon Linux 2023 kernel 2023-07-17 20:45 ALAS2023-2023-251

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

References

Red Hat: CVE-2023-3610 Mitre: CVE-2023-3610 FAQs regarding Amazon Linux ALAS/CVE Severity