7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
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
7.9 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
10.3%
Debian Security Advisory DSA-4893-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
April 19, 2021 https://www.debian.org/security/faq
Package : xorg-server
CVE ID : CVE-2021-3472
Jan-Niklas Sohn discovered that missing input sanitising in the XInput
extension of the X.org X server may result in privilege escalation if
the X server is running privileged.
For the stable distribution (buster), this problem has been fixed in
version 2:1.20.4-1+deb10u3.
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 | 10 | ppc64el | xdmx-tools | < 2:1.20.4-1+deb10u3 | xdmx-tools_2:1.20.4-1+deb10u3_ppc64el.deb |
Debian | 10 | i386 | xwayland-dbgsym | < 2:1.20.4-1+deb10u3 | xwayland-dbgsym_2:1.20.4-1+deb10u3_i386.deb |
Debian | 10 | armel | xserver-xephyr-dbgsym | < 2:1.20.4-1+deb10u3 | xserver-xephyr-dbgsym_2:1.20.4-1+deb10u3_armel.deb |
Debian | 9 | i386 | xserver-xorg-core | < 2:1.19.2-1+deb9u8 | xserver-xorg-core_2:1.19.2-1+deb9u8_i386.deb |
Debian | 9 | amd64 | xdmx-tools | < 2:1.19.2-1+deb9u8 | xdmx-tools_2:1.19.2-1+deb9u8_amd64.deb |
Debian | 9 | amd64 | xserver-xorg-legacy | < 2:1.19.2-1+deb9u8 | xserver-xorg-legacy_2:1.19.2-1+deb9u8_amd64.deb |
Debian | 10 | armel | xnest | < 2:1.20.4-1+deb10u3 | xnest_2:1.20.4-1+deb10u3_armel.deb |
Debian | 10 | arm64 | xwayland-dbgsym | < 2:1.20.4-1+deb10u3 | xwayland-dbgsym_2:1.20.4-1+deb10u3_arm64.deb |
Debian | 10 | mips | xwayland-dbgsym | < 2:1.20.4-1+deb10u3 | xwayland-dbgsym_2:1.20.4-1+deb10u3_mips.deb |
Debian | 10 | mips | xserver-xorg-core-udeb | < 2:1.20.4-1+deb10u3 | xserver-xorg-core-udeb_2:1.20.4-1+deb10u3_mips.deb |
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
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
7.9 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
10.3%