What’s Vulnerable › Vulnerabilities

CVE-2020-35511

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-23 · updated 2026-06-17
• Weakness: CWE-126

Description

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

Affected products

• Debian Linux: 10.0, 11.0
• Libpng Pngcheck: 2.4.0

References

• http://www.libpng.org/pub/png/apps/pngcheck.html
• https://lists.debian.org/debian-lts-announce/2022/12/msg00024.html
• https://www.debian.org/security/2022/dsa-5300
• http://www.libpng.org/pub/png/apps/pngcheck.html
• https://lists.debian.org/debian-lts-announce/2022/12/msg00024.html
• https://www.debian.org/security/2022/dsa-5300

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