Infinite loop in GraphicsMagick - CVE-2018-5685

Vulnerability identifier: #VU33215

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2018-5685

CWE-ID: CWE-835

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

In GraphicsMagick 1.3.27, there is an infinite loop and application hang in the ReadBMPImage function (coders/bmp.c). Remote attackers could leverage this vulnerability to cause a denial of service via an image file with a crafted bit-field mask value.

GraphicsMagick
Amazon Linux AMI
Fedora
Ubuntu
graphicsmagick (Alpine package)
libgraphicsmagick-q16-3 (Ubuntu package)
graphicsmagick (Ubuntu package)
libgraphicsmagick3 (Ubuntu package)
GraphicsMagick

Install update from vendor's website.

GraphicsMagick - update to 1.3.28
libgraphicsmagick-q16-3 (Ubuntu package) - addressed in versions Ubuntu Pro, 1.4+really1.3.35-1ubuntu0.1
graphicsmagick (Ubuntu package) - addressed in versions Ubuntu Pro, 1.4+really1.3.35-1ubuntu0.1
libgraphicsmagick3 (Ubuntu package) - update to Ubuntu Pro
GraphicsMagick - addressed in versions 1.3.28-1.el6, 1.3.28-1.el7

• http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/52a91ddb1aa6
• https://lists.debian.org/debian-lts-announce/2018/01/msg00018.html
• https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
• https://sourceforge.net/p/graphicsmagick/bugs/541/
• https://www.debian.org/security/2018/dsa-4321

• Infinite loop in GraphicsMagick
• Infinite loop in graphicsmagick (Alpine package)
• Amazon Linux AMI update for GraphicsMagick
• Ubuntu update for graphicsmagick
• Fedora EPEL 7 update for GraphicsMagick
• Fedora EPEL 6 update for GraphicsMagick