Heap-based buffer overflow in ImageMagick - CVE-2019-19948

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Main Vulnerability Database Vulnerabilities #VU24029

Heap-based buffer overflow in ImageMagick - CVE-2019-19948

Published: January 7, 2020


Vulnerability identifier: #VU24029
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-19948
CWE-ID: CWE-122
Exploitation vector: Remote 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 insufficient validation of row and column sizes in the "WriteSGIImage" function of coders/sgi.c. A remote attacker can trigger heap-based buffer overflow and cause a denial of service condition on the target system.


Affected software

ImageMagick
Amazon Linux AMI
Debian Linux
Ubuntu
Opensuse
imagemagick6 (Alpine package)
imagemagick (Alpine package)
imagemagick (Debian package)
libmagickwand5 (Ubuntu package)
libmagick++-dev (Ubuntu package)
libmagick++5 (Ubuntu package)
perlmagick (Ubuntu package)
libmagickcore-dev (Ubuntu package)
libmagickcore5 (Ubuntu package)
libmagickwand-dev (Ubuntu package)
imagemagick (Ubuntu package)
libmagickcore5-extra (Ubuntu package)
imagemagick-6.q16 (Ubuntu package)
libmagick++-6.q16-8 (Ubuntu package)
libmagickcore-6.q16-6 (Ubuntu package)
php70-pecl-imagick
php71-pecl-imagick
php72-pecl-imagick
php54-pecl-imagick
php55-pecl-imagick
php56-pecl-imagick
ImageMagick
libmagick++-6.q16-5v5 (Ubuntu package)
libmagickcore-6.q16-2 (Ubuntu package)
libmagickcore-6.q16-2-extra (Ubuntu package)
libmagickwand-6.q16-2 (Ubuntu package)
libmagickcore-6.q16hdri-3 (Ubuntu package)
libmagick++-6.q16-7 (Ubuntu package)
libmagick++-6.q16hdri-7 (Ubuntu package)
libmagickcore-6.q16-3 (Ubuntu package)
libmagickcore-6.q16-3-extra (Ubuntu package)
libmagickcore-6.q16hdri-3-extra (Ubuntu package)
libmagickwand-6.q16-3 (Ubuntu package)
imagemagick-6.q16hdri (Ubuntu package)
libmagickwand-6.q16hdri-3 (Ubuntu package)
libmagickwand-6.q16hdri-6 (Ubuntu package)
libmagickwand-6.q16-6 (Ubuntu package)
libmagickcore-6.q16hdri-6-extra (Ubuntu package)
libmagickcore-6.q16hdri-6 (Ubuntu package)
libmagickcore-6.q16-6-extra (Ubuntu package)
libmagick++-6.q16hdri-8 (Ubuntu package)

How to mitigate CVE-2019-19948

Install updates from vendor's website.

ImageMagick - update to 7.0.8-44
imagemagick (Debian package) - addressed in versions 8:6.9.7.4+dfsg-11+deb9u8, 8:6.9.10.23+dfsg-2.1+deb10u1
libmagickwand5 (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
libmagick++-dev (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
libmagick++5 (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
perlmagick (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
libmagickcore-dev (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
libmagickcore5 (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
libmagickwand-dev (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
imagemagick (Ubuntu package) - addressed in versions 8:6.7.7.10-6ubuntu3.13+esm10, 8:6.8.9.9-7ubuntu5.16, 8:6.9.7.4+dfsg-16ubuntu6.9, 8:6.9.10.23+dfsg-2.1ubuntu11.1, 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagickcore5-extra (Ubuntu package) - update to 8:6.7.7.10-6ubuntu3.13+esm10
imagemagick-6.q16 (Ubuntu package) - addressed in versions 8:6.8.9.9-7ubuntu5.16, 8:6.9.7.4+dfsg-16ubuntu6.9, 8:6.9.10.23+dfsg-2.1ubuntu11.1, 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagick++-6.q16-8 (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.1, 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagickcore-6.q16-6 (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.1, 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
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 - update to 6.9.10.68-3.22
libmagick++-6.q16-5v5 (Ubuntu package) - update to 8:6.8.9.9-7ubuntu5.16
libmagickcore-6.q16-2 (Ubuntu package) - update to 8:6.8.9.9-7ubuntu5.16
libmagickcore-6.q16-2-extra (Ubuntu package) - update to 8:6.8.9.9-7ubuntu5.16
libmagickwand-6.q16-2 (Ubuntu package) - update to 8:6.8.9.9-7ubuntu5.16
libmagickcore-6.q16hdri-3 (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
libmagick++-6.q16-7 (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
libmagick++-6.q16hdri-7 (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
libmagickcore-6.q16-3 (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
libmagickcore-6.q16-3-extra (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
libmagickcore-6.q16hdri-3-extra (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
libmagickwand-6.q16-3 (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
imagemagick-6.q16hdri (Ubuntu package) - addressed in versions 8:6.9.7.4+dfsg-16ubuntu6.9, 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagickwand-6.q16hdri-3 (Ubuntu package) - update to 8:6.9.7.4+dfsg-16ubuntu6.9
libmagickwand-6.q16hdri-6 (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagickwand-6.q16-6 (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagickcore-6.q16hdri-6-extra (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagickcore-6.q16hdri-6 (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagickcore-6.q16-6-extra (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1
libmagick++-6.q16hdri-8 (Ubuntu package) - addressed in versions 8:6.9.10.23+dfsg-2.1ubuntu11.2, 8:6.9.10.23+dfsg-2.1ubuntu13.1

External References

Related Security Bulletins