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Fencer Vulns
high 7.1

CVE-2017-7976 json

Artifex jbig2dec 0.13 allows out-of-bounds writes and reads because of an integer overflow in the jbig2_image_compose function in jbig2_ima…

published 2017-04-19 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-16946

cvss
7.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
0
none known

Summary

Artifex jbig2dec 0.13 allows out-of-bounds writes and reads because of an integer overflow in the jbig2_image_compose function in jbig2_image.c during operations on a crafted .jb2 file, leading to a denial of service (application crash) or disclosure of sensitive information from process memory.

Patch / fix

  • jbig2dec Debian 14, Debian 13, Debian 12 0.13-4.1

debian advisories DEBIAN-CVE-2017-7976

  • jbig2dec Ubuntu 14.04 LTS 0.11+20120125-1ubuntu1.1
  • jbig2dec Ubuntu 16.04 LTS 0.12+20150918-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2017-7976

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • mupdf openSUSE Tumbleweed 1.18.0-1.7

opensuse advisories openSUSE-SU-2024:11068-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-7976 updated cvss 4.4

jbig2dec: Integer overflow in the jbig2_image_compose_function

  • Red Hat Enterprise Linux 5 ghostscript Red Hat Enterprise Linux 6 ghostscript, ghostscript-gtk Red Hat Enterprise Linux 7 libgs, ghostscript, ghostscript-gtk, ghostscript-cups Red Hat OpenShift Enterprise 2 ghostscript
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.07% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 7.1 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:N/A:P

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.