Out-of-bounds Write Affecting kernel-tools package, versions <0:4.18.0-147.el8
Threat Intelligence
EPSS
0.29% (70th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELTOOLS-3493918
- published 26 Jul 2021
- disclosed 5 Dec 2018
Introduced: 5 Dec 2018
CVE-2018-20169 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-tools to version 0:4.18.0-147.el8 or higher.
This issue was patched in RHSA-2019:3517.
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.
An issue was discovered in the Linux kernel before 4.19.9. The USB subsystem mishandles size checks during the reading of an extra descriptor, related to __usb_get_extra_descriptor in drivers/usb/core/usb.c.
References
- https://access.redhat.com/security/cve/CVE-2018-20169
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=704620afc70cf47abb9d6a1a57f3825d2bca49cf
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.9
- https://github.com/torvalds/linux/commit/704620afc70cf47abb9d6a1a57f3825d2bca49cf
- 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-2019:3517
- https://usn.ubuntu.com/3879-1/
- https://usn.ubuntu.com/3879-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/
CVSS Scores
version 3.1