Vulnerability · Published Mar 11, 2021 · Assigned by mitre
CVE-2020-36277
High 7.5
In plain English
A high-severity security flaw in the leptonlib package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.4% (higher than 84% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.4%top 15.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | leptonlib | 1.79.0-1.1 | DEBIAN-CVE-2020-36277 |
| Debian:13 | leptonlib | 1.79.0-1.1 | DEBIAN-CVE-2020-36277 |
| Debian:14 | leptonlib | 1.79.0-1.1 | DEBIAN-CVE-2020-36277 |
Affected products (as reported)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21997 x_refsource_MISC
- https://github.com/DanBloomberg/leptonica/pull/499 x_refsource_MISC
- https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0 x_refsource_MISC
- [debian-lts-announce] 20210331 [SECURITY] [DLA 2612-1] leptonlib security update mailing-list, x_refsource_MLIST
- FEDORA-2021-977ebc82da vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-f5f2803fff vendor-advisory, x_refsource_FEDORA
- GLSA-202107-53 vendor-advisory, x_refsource_GENTOO