Improper Resource Locking Affecting kernel-debug package, versions <0:4.18.0-513.5.1.el8_9
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUG-5461704
- published 25 Apr 2023
- disclosed 17 Apr 2023
How to fix?
Upgrade RHEL:8
kernel-debug
to version 0:4.18.0-513.5.1.el8_9 or higher.
This issue was patched in RHSA-2023:7077
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug
package and not the kernel-debug
package as distributed by RHEL
.
See How to fix?
for RHEL:8
relevant fixed versions and status.
A denial of service problem was found, due to a possible recursive locking scenario, resulting in a deadlock in table_clear in drivers/md/dm-ioctl.c in the Linux Kernel Device Mapper-Multipathing sub-component.
References
- https://access.redhat.com/security/cve/CVE-2023-2269
- https://lore.kernel.org/lkml/ZD1xyZxb3rHot8PV@redhat.com/t/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/63AJUCJTZCII2JMAF7MGZEM66KY7IALT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FBLBKW2WM5YSTS6OGEU5SYHXSJ5EWSTV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IXHBLWYNSUBS77TYPOJTADPDXKBH2F4U/
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/63AJUCJTZCII2JMAF7MGZEM66KY7IALT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FBLBKW2WM5YSTS6OGEU5SYHXSJ5EWSTV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IXHBLWYNSUBS77TYPOJTADPDXKBH2F4U/
- https://lore.kernel.org/lkml/ZD1xyZxb3rHot8PV%40redhat.com/t/
- https://security.netapp.com/advisory/ntap-20230929-0004/
- https://www.debian.org/security/2023/dsa-5448
- https://www.debian.org/security/2023/dsa-5480
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