Race Condition Affecting bpftool package, versions <0:4.18.0-513.9.1.el8_9
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-BPFTOOL-3148962
- published 26 Nov 2022
- disclosed 15 Nov 2022
How to fix?
Upgrade Centos:8 bpftool to version 0:4.18.0-513.9.1.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 issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvbdev.c has a use-after-free, related to dvb_register_device dynamically allocating fops.
References
- https://access.redhat.com/security/cve/CVE-2022-45884
- https://lore.kernel.org/linux-media/20221115131822.6640-1-imv4bel@gmail.com/
- https://lore.kernel.org/linux-media/20221115131822.6640-4-imv4bel@gmail.com/
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=627bb528b086b4136315c25d6a447a98ea9448d3
- https://lore.kernel.org/linux-media/20221115131822.6640-1-imv4bel%40gmail.com/
- https://lore.kernel.org/linux-media/20221115131822.6640-4-imv4bel%40gmail.com/
- https://security.netapp.com/advisory/ntap-20230113-0006/
CVSS Scores
version 3.1