Race Condition Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-305.10.2.rt7.83.el8_4
Threat Intelligence
EPSS
0.08% (35th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULESEXTRA-2115919
- published 26 Jul 2021
- disclosed 11 May 2021
Introduced: 11 May 2021
CVE-2021-32399 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-rt-debug-modules-extra to version 0:4.18.0-305.10.2.rt7.83.el8_4 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-modules-extra package and not the kernel-rt-debug-modules-extra package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
net/bluetooth/hci_request.c in the Linux kernel through 5.12.2 has a race condition for removal of the HCI controller.
References
- https://security.netapp.com/advisory/ntap-20210622-0006/
- https://access.redhat.com/security/cve/CVE-2021-32399
- https://github.com/torvalds/linux/commit/e2cb6b891ad2b8caa9131e3be70f45243df82a80
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e2cb6b891ad2b8caa9131e3be70f45243df82a80
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
- http://www.openwall.com/lists/oss-security/2021/05/11/2
- https://access.redhat.com/errata/RHSA-2021:2715
CVSS Scores
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