CVE-2022-38266 — An issue in the Leptonica linked library (v1
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.
Published
2022-09-09T22:15:08.830
Last modified
2026-09-14T14:10:44.773
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
01What is this vulnerability?
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.
02Affected products
No structured affected-product list available — see references below for vendor advisories.
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2022-09-09T22:15:08.830
- Last modified: 2026-09-14T14:10:44.773
09References
- github.com — https://github.com/DanBloomberg/leptonica/commit/f062b42c0ea8dddebdc6a152fd16152…
- github.com — https://github.com/tesseract-ocr/tesseract/issues/3498
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2022/12/msg00018.html
- security.gentoo.org — https://security.gentoo.org/glsa/202312-01
- github.com — https://github.com/DanBloomberg/leptonica/commit/f062b42c0ea8dddebdc6a152fd16152…
- github.com — https://github.com/tesseract-ocr/tesseract/issues/3498
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2022/12/msg00018.html
- security.gentoo.org — https://security.gentoo.org/glsa/202312-01
Want this in your SOAR or SIEM?
SARA's API returns EPSS, CVSS, KEV, and an analyst-grade summary in one call.
Read the API reference →