Resource Exhaustion Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-193.rt13.51.el8
Threat Intelligence
EPSS
2.94% (92nd
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULESEXTRA-2023661
- published 26 Jul 2021
- disclosed 18 Feb 2019
Introduced: 18 Feb 2019
CVE-2019-8980 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-rt-debug-modules-extra to version 0:4.18.0-193.rt13.51.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-modules-extra package and not the kernel-rt-debug-modules-extra package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
A memory leak in the kernel_read_file function in fs/exec.c in the Linux kernel through 4.20.11 allows attackers to cause a denial of service (memory consumption) by triggering vfs_read failures.
References
- http://www.securityfocus.com/bid/107120
- https://support.f5.com/csp/article/K56480726
- https://access.redhat.com/security/cve/CVE-2019-8980
- https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1935698.html
- https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1935705.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
- https://access.redhat.com/errata/RHSA-2020:1567
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
- 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://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1935698.html
- https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1935705.html
CVSS Scores
version 3.1