CVE-2017-13723

In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
Affected Products (NVD)
VendorProductVersion
x.orgx_server
𝑥
≤ 1.19.3
debiandebian_linux
8.0
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xorg-server
bookworm
2:21.1.7-3+deb12u7
fixed
bookworm (security)
2:21.1.7-3+deb12u8
fixed
bullseye
2:1.20.11-1+deb11u13
fixed
bullseye (security)
2:1.20.11-1+deb11u14
fixed
sid
2:21.1.14-1
fixed
trixie
2:21.1.14-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xorg
trusty
dne
xenial
not-affected
zesty
not-affected
xorg-hwe-16.04
trusty
dne
xenial
not-affected
zesty
dne
xorg-server
trusty
Fixed 2:1.15.1-0ubuntu2.10
released
xenial
Fixed 2:1.18.4-0ubuntu0.6
released
zesty
Fixed 2:1.19.3-1ubuntu1.2
released
xorg-server-hwe-16.04
trusty
dne
xenial
Fixed 2:1.19.3-1ubuntu1~16.04.3
released
zesty
dne
xorg-server-lts-utopic
trusty
dne
xenial
dne
zesty
dne
xorg-server-lts-vivid
trusty
dne
xenial
dne
zesty
dne
xorg-server-lts-wily
trusty
dne
xenial
dne
zesty
dne
xorg-server-lts-xenial
trusty
Fixed 2:1.18.3-1ubuntu2.3~trusty3
released
xenial
dne
zesty
dne
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
xorg-x11-server
suse enterprise desktop 15
1.19.6-6.19
fixed
suse enterprise desktop 15 SP1
1.20.3-12.29
fixed
suse enterprise desktop 15 SP2
1.20.3-20.11
fixed
suse enterprise desktop 15 SP3
1.20.3-22.5.30.1
fixed
suse enterprise desktop 15 SP4
1.20.3-150400.36.7
fixed
suse enterprise desktop 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise desktop 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise desktop 15 SP7
21.1.15-150700.3.2
fixed
suse enterprise sap 12 SP5
1.19.6-8.18
fixed
suse enterprise sap 15
1.19.6-6.19
fixed
suse enterprise sap 15 SP1
1.20.3-12.29
fixed
suse enterprise sap 15 SP2
1.20.3-20.11
fixed
suse enterprise sap 15 SP3
1.20.3-22.5.30.1
fixed
suse enterprise sap 15 SP4
1.20.3-150400.36.7
fixed
suse enterprise sap 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise sap 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise sap 15 SP7
21.1.15-150700.3.2
fixed
suse enterprise server 12 SP5
1.19.6-8.18
fixed
suse enterprise server 15
1.19.6-6.19
fixed
suse enterprise server 15 SP1
1.20.3-12.29
fixed
suse enterprise server 15 SP2
1.20.3-20.11
fixed
suse enterprise server 15 SP3
1.20.3-22.5.30.1
fixed
suse enterprise server 15 SP4
1.20.3-150400.36.7
fixed
suse enterprise server 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise server 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise server 15 SP7
21.1.15-150700.3.2
fixed
xorg-x11-server-Xvfb
suse enterprise desktop 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise desktop 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise desktop 15 SP7
21.1.15-150700.3.2
fixed
suse enterprise sap 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise sap 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise sap 15 SP7
21.1.15-150700.3.2
fixed
suse enterprise server 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise server 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise server 15 SP7
21.1.15-150700.3.2
fixed
xorg-x11-server-extra
suse enterprise desktop 15
1.19.6-6.19
fixed
suse enterprise desktop 15 SP1
1.20.3-12.29
fixed
suse enterprise desktop 15 SP2
1.20.3-20.11
fixed
suse enterprise desktop 15 SP3
1.20.3-22.5.30.1
fixed
suse enterprise desktop 15 SP4
1.20.3-150400.36.7
fixed
suse enterprise desktop 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise desktop 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise desktop 15 SP7
21.1.15-150700.3.2
fixed
suse enterprise sap 12 SP5
1.19.6-8.18
fixed
suse enterprise sap 15
1.19.6-6.19
fixed
suse enterprise sap 15 SP1
1.20.3-12.29
fixed
suse enterprise sap 15 SP2
1.20.3-20.11
fixed
suse enterprise sap 15 SP3
1.20.3-22.5.30.1
fixed
suse enterprise sap 15 SP4
1.20.3-150400.36.7
fixed
suse enterprise sap 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise sap 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise sap 15 SP7
21.1.15-150700.3.2
fixed
suse enterprise server 12 SP5
1.19.6-8.18
fixed
suse enterprise server 15
1.19.6-6.19
fixed
suse enterprise server 15 SP1
1.20.3-12.29
fixed
suse enterprise server 15 SP2
1.20.3-20.11
fixed
suse enterprise server 15 SP3
1.20.3-22.5.30.1
fixed
suse enterprise server 15 SP4
1.20.3-150400.36.7
fixed
suse enterprise server 15 SP5
21.1.4-150500.5.1
fixed
suse enterprise server 15 SP6
21.1.11-150600.3.2
fixed
suse enterprise server 15 SP7
21.1.15-150700.3.2
fixed
Common Weakness Enumeration
References
http://www.debian.org/security/2017/dsa-4000
http://www.openwall.com/lists/oss-security/2017/10/04/10
http://www.securityfocus.com/bid/101253
https://cgit.freedesktop.org/xorg/xserver/commit/?id=94f11ca5cf011ef123bd222cabeaef6f424d76ac
https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html
https://lists.x.org/archives/xorg-announce/2017-October/002808.html
https://security.gentoo.org/glsa/201710-30
http://www.debian.org/security/2017/dsa-4000
http://www.openwall.com/lists/oss-security/2017/10/04/10
http://www.securityfocus.com/bid/101253
https://cgit.freedesktop.org/xorg/xserver/commit/?id=94f11ca5cf011ef123bd222cabeaef6f424d76ac
https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html
https://lists.x.org/archives/xorg-announce/2017-October/002808.html
https://security.gentoo.org/glsa/201710-30