NULL Pointer Dereference Affecting kernel-tools 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-KERNELTOOLS-3815362
- published 26 Jul 2021
- disclosed 9 Sep 2019
Introduced: 9 Sep 2019
CVE-2019-16233 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-tools 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 kernel-tools package and not the kernel-tools package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
drivers/scsi/qla2xxx/qla_os.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-2019-16233
- 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/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html
- https://usn.ubuntu.com/4226-1/
- https://usn.ubuntu.com/4227-1/
- https://usn.ubuntu.com/4227-2/
- https://usn.ubuntu.com/4346-1/
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