Use After Free Affecting kernel-doc package, versions <0:4.18.0-477.43.1.el8_8
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDOC-6215899
- published 31 Jan 2024
- disclosed 16 May 2022
Introduced: 16 May 2022
CVE-2023-1838 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-doc to version 0:4.18.0-477.43.1.el8_8 or higher.
This issue was patched in RHSA-2024:0575.
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.
A use-after-free flaw was found in vhost_net_set_backend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem.