CVE-2020-25656 | BDVDB-2026-145336 Detail
kernel
Description#
A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT. A local user could use this flaw to get read memory access out of bounds. The highest threat from this vulnerability is to data confidentiality.
Impact#
No impact statement in the source data.
Weaknesses#
- CWE-416 Use After Free
References#
- https://bugzilla.redhat.com/show_bug.cgi?id=1888726
- https://lkml.org/lkml/2020/10/29/528
- https://lkml.org/lkml/2020/10/16/84
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html
- https://www.starwindsoftware.com/security/sw-20210325-0006/
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.