Use After Free Affecting perf package, versions <0:4.18.0-305.el8
Threat Intelligence
EPSS
0.16% (54th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-PERF-4022140
- published 26 Jul 2021
- disclosed 4 Oct 2019
How to fix?
Upgrade RHEL:8 perf to version 0:4.18.0-305.el8 or higher.
This issue was patched in RHSA-2021:1578.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
In the Linux kernel before 5.3.7, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/adutux.c driver, aka CID-44efc269db79.
References
- https://access.redhat.com/security/cve/CVE-2019-19523
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.7
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=44efc269db7929f6275a1fa927ef082e533ecde0
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
- http://www.openwall.com/lists/oss-security/2019/12/03/4
- https://access.redhat.com/errata/RHSA-2021:1578
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
CVSS Scores
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