Use After Free Affecting kernel-rt-debug-core package, versions <0:4.18.0-513.5.1.rt7.307.el8_9
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTDEBUGCORE-3258865
- published 31 Jan 2023
- disclosed 18 Oct 2022
Introduced: 18 Oct 2022
CVE-2023-0590 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-rt-debug-core to version 0:4.18.0-513.5.1.rt7.307.el8_9 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-core package and not the kernel-rt-debug-core package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
A use-after-free flaw was found in qdisc_graft in net/sched/sch_api.c in the Linux Kernel due to a race problem. This flaw leads to a denial of service issue. If patch ebda44da44f6 ("net: sched: fix race condition in qdisc_graft()") not applied yet, then kernel could be affected.