Out-of-bounds Read Affecting bpftool package, versions <0:4.18.0-513.5.1.el8_9
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-BPFTOOL-5711479
- published 16 Jun 2023
- disclosed 19 Apr 2023
Introduced: 19 Apr 2023
CVE-2023-3268 Open this link in a new tabHow to fix?
Upgrade Centos:8 bpftool to version 0:4.18.0-513.5.1.el8_9 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
An out of bounds (OOB) memory access flaw was found in the Linux kernel in relay_file_read_start_pos in kernel/relay.c in the relayfs. This flaw could allow a local attacker to crash the system or leak kernel internal information.
References
- https://access.redhat.com/security/cve/CVE-2023-3268
- https://lore.kernel.org/lkml/1682238502-1892-1-git-send-email-yangpc@wangsu.com/T/
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=43ec16f1450f4936025a9bdf1a273affdb9732c1
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
- https://security.netapp.com/advisory/ntap-20230824-0006/
- https://www.debian.org/security/2023/dsa-5448
- https://www.debian.org/security/2023/dsa-5480
- https://lore.kernel.org/lkml/1682238502-1892-1-git-send-email-yangpc%40wangsu.com/T/
CVSS Scores
version 3.1