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Fencer Vulns
high 7.5

CVE-2026-38076 json

An integer overflow in the jbig2_arith_iaid_ctx_new() function of Artifex commit cc37d0 allows attackers to cause a Denial of Service (DoS)…

published 2026-07-09 4 mo ago modified 2026-09-14 56 d ago also EUVD-2026-42767

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits
0
none known

Summary

An integer overflow in the jbig2_arith_iaid_ctx_new() function of Artifex commit cc37d0 allows attackers to cause a Denial of Service (DoS) via a crafted input.

Patch / fix

  • jbig2dec Debian 12 0.19-3+deb12u1
  • jbig2dec Debian 13 0.20-1+deb13u1

debian advisories DEBIAN-CVE-2026-38076

  • jbig2dec Ubuntu 22.04 LTS 0.19-3ubuntu0.1
  • jbig2dec Ubuntu 24.04 LTS 0.20-1ubuntu0.24.04.1
  • jbig2dec Ubuntu 26.04 LTS 0.20-1ubuntu0.26.04.1

ubuntu advisories UBUNTU-CVE-2026-38076

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

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-2026-38076 updated cvss 6.5

jbig2dec: jbig2dec: Denial of Service via crafted input

  • Red Hat Enterprise Linux 8 jbig2dec-libs, jbig2dec 0.20-7.el10 Red Hat Enterprise Linux 9 jbig2dec-libs Red Hat Enterprise Linux 10 jbig2dec 0.20-7.el10
    affected: no fix available “Fix deferred”

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

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.