CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
96.1%
Issue Overview:
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. (CVE-2023-6377)
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. (CVE-2023-6478)
Affected Packages:
xorg-x11-server
Issue Correction:
Run yum update xorg-x11-server to update your system.
New Packages:
i686:
xorg-x11-server-Xephyr-1.17.4-18.54.amzn1.i686
xorg-x11-server-debuginfo-1.17.4-18.54.amzn1.i686
xorg-x11-server-Xvfb-1.17.4-18.54.amzn1.i686
xorg-x11-server-Xnest-1.17.4-18.54.amzn1.i686
xorg-x11-server-devel-1.17.4-18.54.amzn1.i686
xorg-x11-server-Xdmx-1.17.4-18.54.amzn1.i686
xorg-x11-server-Xorg-1.17.4-18.54.amzn1.i686
xorg-x11-server-common-1.17.4-18.54.amzn1.i686
noarch:
xorg-x11-server-source-1.17.4-18.54.amzn1.noarch
src:
xorg-x11-server-1.17.4-18.54.amzn1.src
x86_64:
xorg-x11-server-Xdmx-1.17.4-18.54.amzn1.x86_64
xorg-x11-server-debuginfo-1.17.4-18.54.amzn1.x86_64
xorg-x11-server-Xorg-1.17.4-18.54.amzn1.x86_64
xorg-x11-server-devel-1.17.4-18.54.amzn1.x86_64
xorg-x11-server-common-1.17.4-18.54.amzn1.x86_64
xorg-x11-server-Xephyr-1.17.4-18.54.amzn1.x86_64
xorg-x11-server-Xvfb-1.17.4-18.54.amzn1.x86_64
xorg-x11-server-Xnest-1.17.4-18.54.amzn1.x86_64
Red Hat: CVE-2023-6377, CVE-2023-6478
Mitre: CVE-2023-6377, CVE-2023-6478