high7.8
CVE-2023-6377
A flaw was found in xorg-server.
Impact
A flaw was found in xorg-server. Querying or changing XKB button actions such as moving from a touchpad to a mouse can result in out-of-bounds memory reads and writes. This may allow local privilege escalation or possible remote code execution in cases where X11 forwarding is involved.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Redhat | Enterprise Linux Eus | Version 9.2 |
| Debian | Debian Linux | Versions 10.0, 11.0, 12.0 |
| X.Org | X Server | before 21.1.10 |
| X.Org | Xwayland | before 23.2.3 |
| Tigervnc | Tigervnc | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- https://access.redhat.com/errata/RHSA-2023:7886
- https://access.redhat.com/errata/RHSA-2024:0006
- https://access.redhat.com/errata/RHSA-2024:0009
- https://access.redhat.com/errata/RHSA-2024:0010
- https://access.redhat.com/errata/RHSA-2024:0014
- https://access.redhat.com/errata/RHSA-2024:0015
- https://access.redhat.com/errata/RHSA-2024:0016
- https://access.redhat.com/errata/RHSA-2024:0017
- https://access.redhat.com/errata/RHSA-2024:0018
- https://access.redhat.com/errata/RHSA-2024:0020
- https://access.redhat.com/errata/RHSA-2024:2169
- https://access.redhat.com/errata/RHSA-2024:2170
- https://access.redhat.com/errata/RHSA-2024:2995
- https://access.redhat.com/errata/RHSA-2024:2996
- https://access.redhat.com/errata/RHSA-2025:13998
- https://access.redhat.com/security/cve/CVE-2023-6377
- https://bugzilla.redhat.com/show_bug.cgi?id=2253291
- https://gitlab.freedesktop.org/xorg/xserver/-/commit/0c1a93d319558fe3ab2d94f51d174b4f93810afd
- https://lists.x.org/archives/xorg-announce/2023-December/003435.html
- http://www.openwall.com/lists/oss-security/2023/12/13/1
- https://access.redhat.com/errata/RHSA-2023:7886
- https://access.redhat.com/errata/RHSA-2024:0006
- https://access.redhat.com/errata/RHSA-2024:0009
- https://access.redhat.com/errata/RHSA-2024:0010
- https://access.redhat.com/errata/RHSA-2024:0014