CVE-2020-16293

A null pointer dereference vulnerability in compose_group_nonknockout_nonblend_isolated_allmask_common() in base/gxblend.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
VendorProductVersion
artifexghostscript
𝑥
< 9.52
debiandebian_linux
9.0
debiandebian_linux
10.0
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
20.04
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ghostscript
bullseye
9.53.3~dfsg-7+deb11u7
fixed
bullseye (security)
9.53.3~dfsg-7+deb11u8
fixed
bookworm
10.0.0~dfsg-11+deb12u4
fixed
bookworm (security)
10.0.0~dfsg-11+deb12u5
fixed
sid
10.04.0~dfsg-1
fixed
trixie
10.04.0~dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ghostscript
focal
Fixed 9.50~dfsg-5ubuntu4.2
released
bionic
Fixed 9.26~dfsg+0-0ubuntu0.18.04.13
released
xenial
not-affected
trusty
dne
Common Weakness Enumeration
References
https://bugs.ghostscript.com/show_bug.cgi?id=701795
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=7870f4951bcc6a153f317e3439e14d0e929fd231
https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
https://security.gentoo.org/glsa/202008-20
https://usn.ubuntu.com/4469-1/
https://www.debian.org/security/2020/dsa-4748
https://bugs.ghostscript.com/show_bug.cgi?id=701795
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=7870f4951bcc6a153f317e3439e14d0e929fd231
https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
https://security.gentoo.org/glsa/202008-20
https://usn.ubuntu.com/4469-1/
https://www.debian.org/security/2020/dsa-4748