CVE-2020-36277

Public Exploit

Description

Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 4.14% Top 15%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21997 issue tracking exploit third party advisory
https://github.com/DanBloomberg/leptonica/pull/499 third party advisory patch
https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0 release notes third party advisory patch
https://lists.debian.org/debian-lts-announce/2021/03/msg00037.html third party advisory mailing list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RD5AIWHWE334HGYZJR2U3I3JYKSSO2LW/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/ vendor advisory
https://security.gentoo.org/glsa/202107-53 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-36277?
CVE-2020-36277 has been scored as a high severity vulnerability.
How to fix CVE-2020-36277?
To fix CVE-2020-36277, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-36277 being actively exploited in the wild?
It is possible that CVE-2020-36277 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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