CVE-2016-8866 — The AcquireMagickMemory function in MagickCore/memory

The AcquireMagickMemory function in MagickCore/memory.c in ImageMagick 7.0.3.3 before 7.0.3.8 allows remote attackers to have unspecified impact via a crafted image, which triggers a memory allocation failure. NOTE: this vulnerability exists because of an incomplete fix for CVE-2

01What is this vulnerability?

The AcquireMagickMemory function in MagickCore/memory.c in ImageMagick 7.0.3.3 before 7.0.3.8 allows remote attackers to have unspecified impact via a crafted image, which triggers a memory allocation failure. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-8862.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

08Timeline

• Published: 2017-02-15T19:59:01.017
• Last modified: 2026-05-13T00:24:29.033

09References

• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00085.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2017-01/msg00006.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-updates/2016-12/msg00141.html
• www.openwall.com — http://www.openwall.com/lists/oss-security/2016/10/20/3
• www.openwall.com — http://www.openwall.com/lists/oss-security/2016/10/21/5
• blogs.gentoo.org — https://blogs.gentoo.org/ago/2016/10/20/imagemagick-memory-allocation-failure-in…
• bugzilla.redhat.com — https://bugzilla.redhat.com/show_bug.cgi?id=1388816
• github.com — https://github.com/ImageMagick/ImageMagick/issues/271
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00085.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2017-01/msg00006.html