Use After Free in Graphicsmagick
CVE-2017-11403
The ReadMNGImage function in coders/png.c in GraphicsMagick 1.3.26 has an out-of-order CloseBlob call, resulting in a use-after-free via a crafted file.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.283 (98.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.283 · newest: 0.283 · change: 0.000
Affected products
- Graphicsmagick — versions 1.3.26
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.debian.org/security/2018/dsa-4321 (vendor-advisory)
- blogs.gentoo.org/ago/2017/07/12/graphicsmagick-use-after-free-in-closeblob-blob… (Patch, VDB Entry, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/08/msg00002.html (mailing-list)
- hg.code.sf.net/p/graphicsmagick/code/rev/d0a76868ca37 (Patch, Third Party Advisory, Issue Tracking)
- usn.ubuntu.com/4206-1/ (vendor-advisory)
Frequently asked questions
- What is CVE-2017-11403?
- CVE-2017-11403 is a high-severity vulnerability in Graphicsmagick, classified under Use After Free. CVSS score: 8.8/10. Published 2017-07-18.
- How severe is CVE-2017-11403?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-11403 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.