Race Condition Affecting kernel-doc package, versions <0:4.18.0-372.80.1.el8_6
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDOC-6078020
- published 22 Nov 2023
- disclosed 15 Nov 2022
How to fix?
Upgrade RHEL:8 kernel-doc to version 0:4.18.0-372.80.1.el8_6 or higher.
This issue was patched in RHSA-2023:7398.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by RHEL.
See How to fix? for RHEL: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