CVE-2022-38266

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-09-09 · updated 2026-09-14
Weakness: CWE-369

Description

An issue in the Leptonica linked library (v1.79.0) allows attackers to cause an arithmetic exception leading to a Denial of Service (DoS) via a crafted JPEG file.

Affected products

Debian Linux: 10.0
Leptonica: before 1.80.0 — fixed in 1.80.0
tesseract-ocr tesseract: 5.0.0-alpha-20210401

How to fix

Upgrade to a fixed version: Leptonica 1.80.0. Check the vendor advisory for mitigations.

References

https://github.com/DanBloomberg/leptonica/commit/f062b42c0ea8dddebdc6a152fd16152de215d614
https://github.com/tesseract-ocr/tesseract/issues/3498
https://lists.debian.org/debian-lts-announce/2022/12/msg00018.html
https://security.gentoo.org/glsa/202312-01
https://github.com/DanBloomberg/leptonica/commit/f062b42c0ea8dddebdc6a152fd16152de215d614
https://github.com/tesseract-ocr/tesseract/issues/3498
https://lists.debian.org/debian-lts-announce/2022/12/msg00018.html
https://security.gentoo.org/glsa/202312-01

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