CVE-2020-35511: Buffer Overflow

Published Aug 23, 2022
·
Updated

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

Affected Software

4 affected componentsFixes available
debian/pngcheck<=2.3.0-7+deb10u1
3.0.3-1~deb10u23.0.3-1~deb11u13.0.3-13.0.3-3
libpng Pngcheck=2.4.0
Debian Debian Linux=10.0
Debian Debian Linux=11.0

Event History

Aug 23, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2020-35511?

The severity of CVE-2020-35511 is high, with a severity value of 7.8.

2

Which software versions are affected by CVE-2020-35511?

The affected software versions are pngcheck-2.4.0, Libpng Pngcheck 2.4.0, Debian Debian Linux 10.0, and Debian Debian Linux 11.0.

3

How can I fix CVE-2020-35511?

To fix CVE-2020-35511, upgrade to version 3.0.3-1~deb10u2 or 3.0.3-1~deb11u1 for Debian Debian Linux, or version 3.0.3-3 for debian/pngcheck.

4

What is the Common Weakness Enumeration (CWE) ID associated with CVE-2020-35511?

The Common Weakness Enumeration (CWE) ID associated with CVE-2020-35511 are CWE-119 and CWE-126.

5

Where can I find more information about CVE-2020-35511?

You can find more information about CVE-2020-35511 at the following references: [1] http://www.libpng.org/pub/png/apps/pngcheck.html, [2] https://lists.debian.org/debian-lts-announce/2022/12/msg00024.html, [3] https://www.debian.org/security/2022/dsa-5300.

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