What is CVE-2019-12977?

CVE-2019-12977 is a high-severity vulnerability in Imagemagick, classified under Improper Initialization. CVSS score: 7.8/10. Published 2019-06-26.

How severe is CVE-2019-12977?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Imagemagick

CVE-2019-12977

ImageMagick 7.0.8-34 has a "use of uninitialized value" vulnerability in the WriteJP2Image function in coders/jp2.c.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

Published 2019-06-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (78.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Imagemagick — versions 7.0.8-34

Weakness classification (CWE)

CWE-665 — Improper Initialization

References

github.com/ImageMagick/ImageMagick/issues/1518 (Patch, Third Party Advisory)
www.securityfocus.com/bid/108913 (vdb-entry)
lists.opensuse.org/opensuse-security-announce/2019-08/msg00069.html (vendor-advisory)
usn.ubuntu.com/4192-1/ (vendor-advisory)
www.debian.org/security/2020/dsa-4712 (vendor-advisory)
lists.debian.org/debian-lts-announce/2020/08/msg00030.html (mailing-list)

Frequently asked questions

What is CVE-2019-12977?: CVE-2019-12977 is a high-severity vulnerability in Imagemagick, classified under Improper Initialization. CVSS score: 7.8/10. Published 2019-06-26.
How severe is CVE-2019-12977?: High severity. CVSS v3 base score is 7.8 out of 10.