Allocation of Resources Without Limits or Throttling Affecting kernel-rt-debug-kvm package, versions *
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRTDEBUGKVM-2393321
- published 3 Feb 2022
- disclosed 3 Jan 2022
Introduced: 3 Jan 2022
CVE-2022-0480 Open this link in a new tabHow to fix?
There is no fixed version for Centos:7 kernel-rt-debug-kvm.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-kvm package and not the kernel-rt-debug-kvm package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks.
References
- https://access.redhat.com/security/cve/CVE-2022-0480
- https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm@linux-foundation.org/
- https://bugzilla.redhat.com/show_bug.cgi?id=2049700
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042
- https://github.com/kata-containers/kata-containers/issues/3373
- https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/
- https://ubuntu.com/security/CVE-2022-0480
CVSS Scores
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