Memory Leak Affecting kernel-tools-libs-devel package, versions <0:4.18.0-305.el8
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELTOOLSLIBSDEVEL-2093593
- published 26 Jul 2021
- disclosed 9 Nov 2020
Introduced: 9 Nov 2020
CVE-2020-25704 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-tools-libs-devel to version 0:4.18.0-305.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs-devel package and not the kernel-tools-libs-devel package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
References
- https://access.redhat.com/security/cve/CVE-2020-25704
- https://bugzilla.redhat.com/show_bug.cgi?id=1895961
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7bdb157cdebbf95a1cd94ed2e01b338714075d00
- https://www.openwall.com/lists/oss-security/2020/11/09/1
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html
- https://access.redhat.com/errata/RHSA-2021:1578
- https://www.starwindsoftware.com/security/sw-20220802-0003/
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