CVE catalog

CVE-2026-38076

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.

[CVE catalog]

Severity: High · CVSS 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: Jul 9, 2026, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.44% · Oct 25, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	jbig2dec	sid	`0.20-1`	vulnerable
Debian	jbig2dec	forky	`0.20-1`	vulnerable
Debian	jbig2dec	trixie	`0.20-1`	vulnerable
Debian	jbig2dec	trixie-security	`0.20-1+deb13u1`	fixed
Debian	jbig2dec	bookworm	`0.19-3`	vulnerable
Debian	jbig2dec	bookworm-security	`0.19-3+deb12u1`	fixed
Cpe	jbig2dec	Not reported	Not reported	vulnerable
Cpe	jbig2dec	Not reported	`0.20-1ubuntu0.24.04.1`	fixed
Cpe	libjbig2dec0	Not reported	`0.20-1ubuntu0.24.04.1`	fixed
Cpe	libjbig2dec0-dev	Not reported	`0.20-1ubuntu0.24.04.1`	fixed
Ubuntu	jbig2dec	14.04	`0.11+20120125-1ubuntu1`	vulnerable
Ubuntu	jbig2dec	14.04	`0.11+20120125-1ubuntu1.1`	vulnerable
Ubuntu	jbig2dec	pro	`0.12-2`	vulnerable
Ubuntu	jbig2dec	pro	`0.12+20150918-1`	vulnerable
Ubuntu	jbig2dec	pro	`0.12+20150918-1ubuntu0.1`	vulnerable
Ubuntu	jbig2dec	pro	`0.12+20150918-1ubuntu0.1+esm2`	vulnerable
Ubuntu	jbig2dec	18.04	`0.13-5`	vulnerable
Ubuntu	jbig2dec	18.04	`0.13-6`	vulnerable
Ubuntu	jbig2dec	20.04	`0.16-1`	vulnerable
Ubuntu	jbig2dec	20.04	`0.17-1`	vulnerable
Ubuntu	jbig2dec	20.04	`0.18-1ubuntu1`	vulnerable
Ubuntu	jbig2dec	22.04	`0.19-3`	vulnerable
Ubuntu	jbig2dec	22.04	`0.19-3build1`	vulnerable
Ubuntu	jbig2dec	22.04	`0.19-3build2`	vulnerable
Ubuntu	jbig2dec	22.04	`0.19-3ubuntu0.1`	fixed
Ubuntu	jbig2dec	24.04	`0.19-3build2`	vulnerable
Ubuntu	jbig2dec	24.04	`0.20-1`	vulnerable
Ubuntu	jbig2dec	24.04	`0.20-1build2`	vulnerable
Ubuntu	jbig2dec	24.04	`0.20-1build3`	vulnerable
Ubuntu	jbig2dec	24.04	`0.20-1ubuntu0.24.04.1`	fixed
Ubuntu	jbig2dec	26.04	`0.20-1build3`	vulnerable
Ubuntu	jbig2dec	26.04	`0.20-1build4`	vulnerable
Ubuntu	jbig2dec	26.04	`0.20-1ubuntu0.26.04.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	jbig2dec	source	sid	`(unfixed)`	not yet assigned	Not reported	[1142282]
Debian	jbig2dec	source	forky	`(unfixed)`	not yet assigned	Not reported	[1142282]
Debian	jbig2dec	source	trixie	`0.20-1+deb13u1`	not yet assigned	Not reported	[1142282]
Debian	jbig2dec	source	bookworm	`0.19-3+deb12u1`	not yet assigned	Not reported	[1142282]
Cpe	jbig2dec	cpe	Not reported	`0.20-1ubuntu0.24.04.1`	Not reported	Not reported	Not reported
Cpe	libjbig2dec0	cpe	Not reported	`0.20-1ubuntu0.24.04.1`	Not reported	Not reported	Not reported
Cpe	libjbig2dec0-dev	cpe	Not reported	`0.20-1ubuntu0.24.04.1`	Not reported	Not reported	Not reported
Ubuntu	jbig2dec	deb	22.04	`0.19-3ubuntu0.1`	Not reported	UBUNTU-CVE-2026-38076	Not reported
Ubuntu	jbig2dec	deb	24.04	`0.20-1ubuntu0.24.04.1`	Not reported	UBUNTU-CVE-2026-38076	Not reported
Ubuntu	jbig2dec	deb	26.04	`0.20-1ubuntu0.26.04.1`	Not reported	UBUNTU-CVE-2026-38076	Not reported

[Debian bug #1142282]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[jbig2dec]Affected
Details (2)
- 0.19-3 · amd64 · bookworm
  Affected · Fixed: 0.19-3+deb12u1
  nvd · jbig2dec · debian · bookworm; nvd · jbig2dec · debian · 12
- 0.19-3 · arm64 · bookworm
  Affected · Fixed: 0.19-3+deb12u1
  nvd · jbig2dec · debian · bookworm; nvd · jbig2dec · debian · 12
[libjbig2dec0]Affected
Source package: [jbig2dec]
Details (2)
- 0.19-3 · amd64 · bookworm
  Affected · Fixed: 0.19-3+deb12u1
  nvd · jbig2dec · debian · bookworm; nvd · jbig2dec · debian · 12
- 0.19-3 · arm64 · bookworm
  Affected · Fixed: 0.19-3+deb12u1
  nvd · jbig2dec · debian · bookworm; nvd · jbig2dec · debian · 12
[libjbig2dec0-dev]Affected
Source package: [jbig2dec]
Details (2)
- 0.19-3 · amd64 · bookworm
  Affected · Fixed: 0.19-3+deb12u1
  nvd · jbig2dec · debian · bookworm; nvd · jbig2dec · debian · 12
- 0.19-3 · arm64 · bookworm
  Affected · Fixed: 0.19-3+deb12u1
  nvd · jbig2dec · debian · bookworm; nvd · jbig2dec · debian · 12

[Debian 13 (Trixie)]

[jbig2dec]Affected
Details (3)
- 0.20-1+b3 · amd64 · trixie
  Affected · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
- 0.20-1+b3 · arm64 · trixie
  Affected · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
- 0.20-1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
[libjbig2dec0]Affected
Source package: [jbig2dec]
Details (3)
- 0.20-1+b3 · amd64 · trixie
  Affected · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
- 0.20-1+b3 · arm64 · trixie
  Affected · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
- 0.20-1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
[libjbig2dec0-dev]Affected
Source package: [jbig2dec]
Details (3)
- 0.20-1+b3 · amd64 · trixie
  Affected · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
- 0.20-1+b3 · arm64 · trixie
  Affected · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13
- 0.20-1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 0.20-1+deb13u1
  nvd · jbig2dec · debian · 13

Observed: Oct 27, 2026, 7:13:08 AM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [Ubuntu Security Notices (USN)]