NULL pointer dereference in ImageMagick - CVE-2019-12974

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Main Vulnerability Database Vulnerabilities #VU35780

NULL pointer dereference in ImageMagick - CVE-2019-12974

Published: June 26, 2019 / Updated: December 8, 2020


Vulnerability identifier: #VU35780
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-12974
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted image.


Affected software

ImageMagick
Debian Linux
Amazon Linux AMI
Ubuntu
Opensuse
imagemagick-common (Ubuntu package)
perlmagick (Ubuntu package)
libmagickwand5 (Ubuntu package)
libmagickwand-dev (Ubuntu package)
libmagickcore5-extra (Ubuntu package)
libmagickcore5 (Ubuntu package)
libmagickcore-dev (Ubuntu package)
libmagick++5 (Ubuntu package)
libmagick++-dev (Ubuntu package)
imagemagick (Ubuntu package)
php70-pecl-imagick
php71-pecl-imagick
php72-pecl-imagick
php54-pecl-imagick
php55-pecl-imagick
php56-pecl-imagick
imagemagick (Debian package)
ImageMagick

How to mitigate CVE-2019-12974

Install update from vendor's website.

imagemagick-common (Ubuntu package) - update to Ubuntu Pro (Infra-only)
perlmagick (Ubuntu package) - update to Ubuntu Pro (Infra-only)
libmagickwand5 (Ubuntu package) - update to Ubuntu Pro (Infra-only)
libmagickwand-dev (Ubuntu package) - update to Ubuntu Pro (Infra-only)
libmagickcore5-extra (Ubuntu package) - update to Ubuntu Pro (Infra-only)
libmagickcore5 (Ubuntu package) - update to Ubuntu Pro (Infra-only)
libmagickcore-dev (Ubuntu package) - update to Ubuntu Pro (Infra-only)
libmagick++5 (Ubuntu package) - update to Ubuntu Pro (Infra-only)
libmagick++-dev (Ubuntu package) - update to Ubuntu Pro (Infra-only)
imagemagick (Ubuntu package) - update to Ubuntu Pro (Infra-only)
php70-pecl-imagick - update to 3.4.4-1.7
php71-pecl-imagick - update to 3.4.4-2.8
php72-pecl-imagick - update to 3.4.4-2.10
php54-pecl-imagick - update to 3.4.4-2.11
php55-pecl-imagick - update to 3.4.4-2.15
php56-pecl-imagick - update to 3.4.4-2.16
imagemagick (Debian package) - update to 8:6.9.10.23+dfsg-2.1+deb10u1
ImageMagick - update to 6.9.10.68-3.22

External References

Related Security Bulletins