Description
A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.
Affected products
x.org: x server; redhat: enterprise linux; x.org: xwayland; redhat: enterprise linux eus; debian: debian linux; tigervnc: tigervnc
References10
- access.redhat.com/errata/RHSA-2023:7886 Vendor Advisory
- access.redhat.com/security/cve/CVE-2023-6478 Vendor Advisory
- lists.x.org/archives/xorg-announce/2023-December/003435.html Vendor Advisory
- access.redhat.com/errata/RHSA-2023:7886 Vendor Advisory
- access.redhat.com/security/cve/CVE-2023-6478 Vendor Advisory
- lists.x.org/archives/xorg-announce/2023-December/003435.html Vendor Advisory
- gitlab.freedesktop.org/xorg/xserver/-/commit/14f480010a93ff962f… Patch
- gitlab.freedesktop.org/xorg/xserver/-/commit/14f480010a93ff962f… Patch
- access.redhat.com/errata/RHSA-2024:0006
- access.redhat.com/errata/RHSA-2024:0009
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - EPSS — exploit probability
- 2% percentile: 76 · as of 5 November 2026
- CWE
- CWE-190
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