vulnerability
CentOS Linux: CVE-2023-2163: Important: kernel-rt security update (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | Sep 20, 2023 | Nov 29, 2023 | Jan 28, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Sep 20, 2023
Added
Nov 29, 2023
Modified
Jan 28, 2025
Description
Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe
code paths being incorrectly marked as safe, resulting in arbitrary read/write in
kernel memory, lateral privilege escalation, and container escape.
Solutions
centos-upgrade-kernelcentos-upgrade-kernel-rtcentos-upgrade-kpatch-patch-4_18_0-513_5_1centos-upgrade-kpatch-patch-4_18_0-513_5_1-debuginfocentos-upgrade-kpatch-patch-4_18_0-513_5_1-debugsource
References
Rapid7 Labs
2026 Global Threat Landscape Report
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