Use After Free Affecting kernel-rt-kvm package, versions *
Threat Intelligence
EPSS
0.23% (62nd
percentile)
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRTKVM-1999068
- published 26 Jul 2021
- disclosed 28 Nov 2019
Introduced: 28 Nov 2019
CVE-2019-19377 Open this link in a new tabHow to fix?
There is no fixed version for Centos:7 kernel-rt-kvm.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-kvm package and not the kernel-rt-kvm package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and unmounting can lead to a use-after-free in btrfs_queue_work in fs/btrfs/async-thread.c.
References
- https://security.netapp.com/advisory/ntap-20200103-0001/
- https://access.redhat.com/security/cve/CVE-2019-19377
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19377
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html
- https://usn.ubuntu.com/4367-1/
- https://usn.ubuntu.com/4369-1/
- https://usn.ubuntu.com/4414-1/
CVSS Scores
version 3.1