medium4.1
CVE-2020-25656
A flaw was found in the Linux kernel.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.10 Version 5.10 |
| Redhat | Enterprise Linux | Versions 7.0, 8.0 |
| Debian | Debian Linux | Version 9.0 |
| Starwindsoftware | Starwind Virtual San | Version v8 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.redhat.com/show_bug.cgi?id=1888726
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html
- https://lkml.org/lkml/2020/10/16/84
- https://lkml.org/lkml/2020/10/29/528
- https://www.starwindsoftware.com/security/sw-20210325-0006/
- https://bugzilla.redhat.com/show_bug.cgi?id=1888726
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html
- https://lkml.org/lkml/2020/10/16/84
- https://lkml.org/lkml/2020/10/29/528
- https://www.starwindsoftware.com/security/sw-20210325-0006/