Buffer overflow in Graphicsmagick
CVE-2018-6799
The AcquireCacheNexus function in magick/pixel_cache.c in GraphicsMagick before 1.3.28 allows remote attackers to cause a denial of service (heap overwrite) or possibly have unspecified other impact via a crafted image file, because a pixel staging area is not used.
Vulnerability class: Buffer Overflow
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: 0.025 (84.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Graphicsmagick
- Debian Linux — versions 7.0, 8.0, 9.0
Weakness classification (CWE)
References
- lists.debian.org/debian-lts-announce/2018/02/msg00017.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2018/dsa-4321 (vendor-advisory, Third Party Advisory)
- hg.graphicsmagick.org/hg/GraphicsMagick/rev/b41e2efce6d3 (Patch, Vendor Advisory)
- lists.debian.org/debian-lts-announce/2018/08/msg00002.html (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/102981 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2018-6799?
- CVE-2018-6799 is a high-severity vulnerability in Graphicsmagick, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2018-02-07.
- How severe is CVE-2018-6799?
- High severity. CVSS v3 base score is 8.8 out of 10.