Missing Release of Resource after Effective Lifetime Affecting kernel-rt-modules-extra package, versions *
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTMODULESEXTRA-1950052
- published 26 Jul 2021
- disclosed 21 Feb 2020
Introduced: 21 Feb 2020
CVE-2020-12768 Open this link in a new tabHow to fix?
There is no fixed version for Centos:8 kernel-rt-modules-extra.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-modules-extra package and not the kernel-rt-modules-extra package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
An issue was discovered in the Linux kernel before 5.6. svm_cpu_uninit in arch/x86/kvm/svm.c has a memory leak, aka CID-d80b64ff297e. NOTE: third parties dispute this issue because it's a one-time leak at the boot, the size is negligible, and it can't be triggered at will
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d80b64ff297e40c2b6f7d7abc1b3eba70d22a068
- https://access.redhat.com/security/cve/CVE-2020-12768
- https://www.debian.org/security/2020/dsa-4699
- https://bugzilla.suse.com/show_bug.cgi?id=1171736#c3
- https://usn.ubuntu.com/4411-1/
- https://usn.ubuntu.com/4412-1/
- https://usn.ubuntu.com/4413-1/