CVE-2021-4008

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcRenderCompositeGlyphs function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
VendorProductVersion
x.orgx_server
𝑥
< 1.20.14
x.orgx_server
21.1.0
x.orgx_server
21.1.1
debiandebian_linux
9.0
debiandebian_linux
10.0
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xorg-server
bullseye
2:1.20.11-1+deb11u13
fixed
bullseye (security)
2:1.20.11-1+deb11u14
fixed
bookworm
2:21.1.7-3+deb12u7
fixed
bookworm (security)
2:21.1.7-3+deb12u8
fixed
sid
2:21.1.14-1
fixed
trixie
2:21.1.14-1
fixed
xwayland
bookworm
2:22.1.9-1
fixed
sid
2:24.1.4-1
fixed
trixie
2:24.1.4-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xorg-server
lunar
Fixed 2:1.20.13-1ubuntu2
released
kinetic
Fixed 2:1.20.13-1ubuntu2
released
jammy
Fixed 2:1.20.13-1ubuntu2
released
impish
Fixed 2:1.20.13-1ubuntu1.1
released
hirsute
Fixed 2:1.20.11-1ubuntu1.2
released
focal
Fixed 2:1.20.13-1ubuntu1~20.04.2
released
bionic
Fixed 2:1.19.6-1ubuntu4.10
released
xenial
Fixed 2:1.18.4-0ubuntu0.12+esm1
released
trusty
Fixed 2:1.15.1-0ubuntu2.11+esm5
released
xorg-server-hwe-16.04
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
focal
dne
bionic
dne
xenial
Fixed 2:1.19.6-1ubuntu4.1~16.04.6+esm5
released
trusty
dne
xorg-server-hwe-18.04
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
focal
dne
bionic
Fixed 2:1.20.8-2ubuntu2.2~18.04.6
released
xenial
dne
trusty
dne
xwayland
lunar
Fixed 2:21.1.3-1ubuntu1
released
kinetic
Fixed 2:21.1.3-1ubuntu1
released
jammy
Fixed 2:21.1.3-1ubuntu1
released
impish
Fixed 2:21.1.2-0ubuntu1.1
released
hirsute
Fixed 2:21.1.1-0ubuntu1.1
released
focal
dne
bionic
dne
xenial
dne
trusty
dne
Common Weakness Enumeration
References
https://lists.debian.org/debian-lts-announce/2021/12/msg00035.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NKLSZCY47QK4RCJFXITYFALCGPJAFXOK/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NXTRPFEQLFZ6NT2LPLZEID664RGC3OCC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PDHYZM6FII35JA7J275MFCJO6ADJUPQX/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T57DCF726O5LLTST4NBL5PQ7DLPB46HT/
https://lists.x.org/archives/xorg-announce/2021-December/003122.html
https://lists.x.org/archives/xorg-announce/2021-December/003124.html
https://security.gentoo.org/glsa/202305-30
https://security.netapp.com/advisory/ntap-20220114-0004/
https://www.debian.org/security/2021/dsa-5027
https://www.zerodayinitiative.com/advisories/ZDI-21-1547/
https://lists.debian.org/debian-lts-announce/2021/12/msg00035.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NKLSZCY47QK4RCJFXITYFALCGPJAFXOK/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NXTRPFEQLFZ6NT2LPLZEID664RGC3OCC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PDHYZM6FII35JA7J275MFCJO6ADJUPQX/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T57DCF726O5LLTST4NBL5PQ7DLPB46HT/
https://lists.x.org/archives/xorg-announce/2021-December/003122.html
https://lists.x.org/archives/xorg-announce/2021-December/003124.html
https://security.gentoo.org/glsa/202305-30
https://security.netapp.com/advisory/ntap-20220114-0004/
https://www.debian.org/security/2021/dsa-5027
https://www.zerodayinitiative.com/advisories/ZDI-21-1547/