Race Condition Affecting kernel-bootwrapper package, versions *
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-RHEL7-KERNELBOOTWRAPPER-1396304
- published 26 Jul 2021
- disclosed 13 Sep 2020
Introduced: 13 Sep 2020
CVE-2020-25285 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:7 kernel-bootwrapper.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-bootwrapper package and not the kernel-bootwrapper package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812.
References
- https://security.netapp.com/advisory/ntap-20201009-0002/
- https://access.redhat.com/security/cve/CVE-2020-25285
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.8
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=17743798d81238ab13050e8e2833699b54e15467
- https://twitter.com/grsecurity/status/1303749848898904067
- https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
- https://access.redhat.com/errata/RHSA-2021:1578
- https://access.redhat.com/errata/RHSA-2021:1739
- https://usn.ubuntu.com/4576-1/
- https://usn.ubuntu.com/4579-1/
CVSS Scores
version 3.1