CVE-2020-36277: High severity leptonica vulnerability
Published Mar 11, 2021
·Updated
Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.
Affected Software
5 affected components
Leptonica Leptonica<1.80.0
Linux Linux kernel
Fedoraproject Fedora=32
Fedoraproject Fedora=33
Debian Debian Linux=9.0
Remediation
Patch Available
Event History
Mar 11, 2021
CVE Published
via MITRE·08:23 PM
Data Sourced
via MITRE·08:23 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2020-36277?
CVE-2020-36277 has a severity rating of medium due to its potential to cause a denial of service.
2
How do I fix CVE-2020-36277?
To fix CVE-2020-36277, upgrade Leptonica to version 1.80.0 or later.
3
What causes the vulnerability CVE-2020-36277?
CVE-2020-36277 is caused by an incorrect left shift operation in the pixConvert2To8 function.
4
Which software versions are affected by CVE-2020-36277?
CVE-2020-36277 affects Leptonica versions prior to 1.80.0.
5
Does CVE-2020-36277 affect Linux distributions?
CVE-2020-36277 may affect specific Linux distributions like Fedora 32 and 33, and Debian 9.0 if running vulnerable versions of Leptonica.