What’s Vulnerable › Vulnerabilities

CVE-2020-12268

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-04-27 · updated 2026-06-17
• Weakness: CWE-787

Description

jbig2_image_compose in jbig2_image.c in Artifex jbig2dec before 0.18 has a heap-based buffer overflow.

Affected products

• Artifex Jbig2Dec: before 0.18 — fixed in 0.18
• Debian Linux: 9.0
• openSUSE Leap: 15.1

How to fix

Upgrade to a fixed version: Artifex Jbig2Dec 0.18. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00034.html
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20332
• https://github.com/ArtifexSoftware/jbig2dec/commit/0726320a4b55078e9d8deb590e477d598b3da66e
• https://github.com/ArtifexSoftware/jbig2dec/compare/0.17...0.18
• https://lists.debian.org/debian-lts-announce/2021/10/msg00023.html
• http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00034.html
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20332
• https://github.com/ArtifexSoftware/jbig2dec/commit/0726320a4b55078e9d8deb590e477d598b3da66e
• https://github.com/ArtifexSoftware/jbig2dec/compare/0.17...0.18
• https://lists.debian.org/debian-lts-announce/2021/10/msg00023.html

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