---
id: CVE-2022-38266
title: >-
  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.
summary: >-
  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.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'
cwe:
  - CWE-369
  - CWE-400
vendor: tesseract-ocr
product: tesseract_ocr
affected:
  - tesseract_ocr = 5.0.0
  - leptonica < 1.80.0
  - debian_linux = 10.0
patched:
  - leptonica 1.80.0
published: '2022-09-09'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T14:10:44.773'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-38266'
references:
  - url: >-
      https://github.com/DanBloomberg/leptonica/commit/f062b42c0ea8dddebdc6a152fd16152de215d614
    label: cve@mitre.org
  - url: 'https://github.com/tesseract-ocr/tesseract/issues/3498'
    label: cve@mitre.org
  - url: 'https://lists.debian.org/debian-lts-announce/2022/12/msg00018.html'
    label: cve@mitre.org
  - url: 'https://security.gentoo.org/glsa/202312-01'
    label: cve@mitre.org
  - url: >-
      https://github.com/DanBloomberg/leptonica/commit/f062b42c0ea8dddebdc6a152fd16152de215d614
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/tesseract-ocr/tesseract/issues/3498'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2022/12/msg00018.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://security.gentoo.org/glsa/202312-01'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-38266.json
  - url: 'https://access.redhat.com/security/cve/CVE-2022-38266'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2132556'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2022-38266'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2022-38266'
tags:
  - nvd
  - csaf
  - vex
  - red-hat
epss: 0.01439
epssPercentile: 0.72045
ingestedAt: '2026-09-14T14:19:48.712Z'
scores:
  nvd: 6.5
  vendor: 5.5
---

## Overview

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

- `tesseract_ocr = 5.0.0`
- `leptonica < 1.80.0`
- `debian_linux = 10.0`

## Remediation

Upgrade past the affected range:

- `leptonica 1.80.0`

## Vendor advisories

- **Red Hat VEX** · Low · affected: Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9 · no fix planned: Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9 · updated 2026-09-15 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-38266.json)