SB2017081816 - Use-after-free in GraphicsMagick
Published: August 18, 2017 Updated: August 3, 2020
Security Bulletin ID
SB2017081816
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2017-12936)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
The ReadWMFImage function in coders/wmf.c in GraphicsMagick 1.3.26 has a use-after-free issue for data associated with exception reporting.
Remediation
Install update from vendor's website.
References
- http://hg.code.sf.net/p/graphicsmagick/code/rev/be898b7c97bd
- https://blogs.gentoo.org/ago/2017/08/05/graphicsmagick-use-after-free-in-readwmfimage-wmf-c/
- https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PF62B5PJA2JDUOCKJGUQO3SPL74BEYSV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WHIKB4TP6KBJWT2UIPWL5MWMG5QXKGEJ/
- https://usn.ubuntu.com/4222-1/
- https://www.debian.org/security/2018/dsa-4321