Vulnerabilities
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CVE Vulnerabilities

CVE-2020-35511

Buffer Over-read

Published: Aug 23, 2022 | Modified: Nov 21, 2024
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2020-35511
CWEhttps://cwe.mitre.org/data/definitions/126.html

A global buffer overflow was discovered in pngcheck function in pngcheck-2.4.0(5 patches applied) via a crafted png file.

Weakness

The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.

Affected Software

NameVendorStart VersionEnd Version
PngcheckLibpng2.4.0 (including)2.4.0 (including)
PngcheckUbuntubionic*
PngcheckUbuntudevel*
PngcheckUbuntuesm-apps/bionic*
PngcheckUbuntuesm-apps/focal*
PngcheckUbuntuesm-apps/noble*
PngcheckUbuntuesm-apps/xenial*
PngcheckUbuntufocal*
PngcheckUbuntumantic*
PngcheckUbuntunoble*
PngcheckUbuntuoracular*
PngcheckUbuntuplucky*
PngcheckUbuntuquesting*
PngcheckUbuntutrusty*
PngcheckUbuntuxenial*

References

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