Use After Free Affecting perf package, versions <0:4.18.0-80.11.1.el8_0
Threat Intelligence
EPSS
0.04% (12th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-PERF-3457991
- published 26 Jul 2021
- disclosed 4 Dec 2018
Introduced: 4 Dec 2018
CVE-2018-19824 Open this link in a new tabHow to fix?
Upgrade RHEL:8
perf
to version 0:4.18.0-80.11.1.el8_0 or higher.
This issue was patched in RHSA-2019:2703
.
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 through 4.19.6, a local user could exploit a use-after-free in the ALSA driver by supplying a malicious USB Sound device (with zero interfaces) that is mishandled in usb_audio_probe in sound/usb/card.c.
References
- http://www.securityfocus.com/bid/106109
- https://support.f5.com/csp/article/K98155950
- https://access.redhat.com/security/cve/CVE-2018-19824
- https://bugzilla.suse.com/show_bug.cgi?id=1118152
- https://github.com/torvalds/linux/commit/5f8cf712582617d523120df67d392059eaf2fc4b
- https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/commit/?id=5f8cf712582617d523120df67d392059eaf2fc4b
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
- https://access.redhat.com/errata/RHSA-2019:2703
- https://usn.ubuntu.com/3879-1/
- https://usn.ubuntu.com/3879-2/
- https://usn.ubuntu.com/3930-1/
- https://usn.ubuntu.com/3930-2/
- https://usn.ubuntu.com/3931-1/
- https://usn.ubuntu.com/3931-2/
- https://usn.ubuntu.com/3933-1/
- https://usn.ubuntu.com/3933-2/