CVE-2018-16749 — NULL Pointer Dereference in Imagemagick

CWE-476 — NULL Pointer DereferenceCWE-617 — Reachable Assertion9 documents7 sources
Severity
6.5MEDIUMNVD
EPSS
0.2%
top 52.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
ImagemagickDebian ImagemagickCanonical Ubuntu Linux+1 more
Timeline
PublishedSep 9
Latest updateMay 13

Description

In ImageMagick 7.0.7-29 and earlier, a missing NULL check in ReadOneJNGImage in coders/png.c allows an attacker to cause a denial of service (WriteBlob assertion failure and application exit) via a crafted file.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/imagemagick< imagemagick 8:6.9.10.2+dfsg-2 (bookworm)
▶NVDimagemagick/imagemagick7.0.0-0 — 7.0.7-29+1
▶Debianimagemagick/imagemagick< 8:6.9.10.2+dfsg-2+3
▶Ubuntuimagemagick/imagemagick< 8:6.7.7.10-6ubuntu3.13+2

Also affects: Debian Linux 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 18.04

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-9wpf-wh66-2mmp: In ImageMagick 7↗2022-05-13
▶
OSV
imagemagick vulnerabilities↗2018-10-04
▶
OSV
CVE-2018-16749: In ImageMagick 7↗2018-09-09
▶

📋Vendor Advisories

3
Ubuntu
ImageMagick vulnerabilities↗2018-10-04
▶
Red Hat
ImageMagick: reachable assertion in ReadOneJNGImage in coders/png.c↗2018-09-11
▶
Debian
CVE-2018-16749: imagemagick - In ImageMagick 7.0.7-29 and earlier, a missing NULL check in ReadOneJNGImage in ...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-16749 ImageMagick: reachable assertion in ReadOneJNGImage in coders/png.c↗2018-09-11
▶
Bugzilla
CVE-2018-16749 ImageMagick: Missing NULL check in ReadOneJNGImage in coders/png.c [fedora-all]↗2018-09-11
▶