NULL Pointer Dereference Affecting perf package, versions <0:4.18.0-240.el8
Threat Intelligence
EPSS
0.07% (34th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-PERF-3794778
- published 26 Jul 2021
- disclosed 11 Sep 2019
Introduced: 11 Sep 2019
CVE-2019-16231 Open this link in a new tabHow to fix?
Upgrade RHEL:8 perf to version 0:4.18.0-240.el8 or higher.
This issue was patched in RHSA-2020:4431.
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.
drivers/net/fjes/fjes_main.c in the Linux kernel 5.2.14 does not check the alloc_workqueue return value, leading to a NULL pointer dereference.
References
- https://security.netapp.com/advisory/ntap-20191004-0001/
- https://access.redhat.com/security/cve/CVE-2019-16231
- https://lkml.org/lkml/2019/9/9/487
- https://access.redhat.com/errata/RHSA-2020:4431
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00039.html
- https://usn.ubuntu.com/4225-1/
- https://usn.ubuntu.com/4225-2/
- https://usn.ubuntu.com/4226-1/
- https://usn.ubuntu.com/4227-1/
- https://usn.ubuntu.com/4227-2/
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