7.8 High
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
8.2 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
51.8%
Debian Security Advisory DSA-5342-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
February 07, 2023 https://www.debian.org/security/faq
Package : xorg-server
CVE ID : CVE-2023-0494
Debian Bug : 1030777
Jan-Niklas Sohn discovered that a user-after-free flaw in the X Input
extension of the X.org X server may result in privilege escalation if
the X server is running under the root user.
For the stable distribution (bullseye), this problem has been fixed in
version 2:1.20.11-1+deb11u5.
We recommend that you upgrade your xorg-server packages.
For the detailed security status of xorg-server please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/xorg-server
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 11 | ppc64el | xdmx-dbgsym | < 2:1.20.11-1+deb11u5 | xdmx-dbgsym_2:1.20.11-1+deb11u5_ppc64el.deb |
Debian | 11 | armhf | xdmx-tools | < 2:1.20.11-1+deb11u5 | xdmx-tools_2:1.20.11-1+deb11u5_armhf.deb |
Debian | 11 | ppc64el | xserver-xorg-core-udeb | < 2:1.20.11-1+deb11u5 | xserver-xorg-core-udeb_2:1.20.11-1+deb11u5_ppc64el.deb |
Debian | 11 | s390x | xvfb-dbgsym | < 2:1.20.11-1+deb11u5 | xvfb-dbgsym_2:1.20.11-1+deb11u5_s390x.deb |
Debian | 10 | armhf | xwayland | < 2:1.20.4-1+deb10u8 | xwayland_2:1.20.4-1+deb10u8_armhf.deb |
Debian | 11 | mipsel | xvfb-dbgsym | < 2:1.20.11-1+deb11u5 | xvfb-dbgsym_2:1.20.11-1+deb11u5_mipsel.deb |
Debian | 11 | i386 | xserver-xorg-dev | < 2:1.20.11-1+deb11u5 | xserver-xorg-dev_2:1.20.11-1+deb11u5_i386.deb |
Debian | 11 | mips64el | xserver-xorg-core-dbgsym | < 2:1.20.11-1+deb11u5 | xserver-xorg-core-dbgsym_2:1.20.11-1+deb11u5_mips64el.deb |
Debian | 11 | arm64 | xserver-xorg-core | < 2:1.20.11-1+deb11u5 | xserver-xorg-core_2:1.20.11-1+deb11u5_arm64.deb |
Debian | 10 | all | xorg-server-source | < 2:1.20.4-1+deb10u8 | xorg-server-source_2:1.20.4-1+deb10u8_all.deb |
7.8 High
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
8.2 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
51.8%