What’s Vulnerable › Vulnerabilities

CVE-2020-26797

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-03-18 · updated 2026-06-17
• Weakness: CWE-787

Description

Mediainfo before version 20.08 has a heap buffer overflow vulnerability via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping.

Affected products

• Fedoraproject Fedora: 33
• MediaArea Mediainfo: before 20.08 — fixed in 20.08

How to fix

Upgrade to a fixed version: MediaArea Mediainfo 20.08. Check the vendor advisory for mitigations.

References

• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYI2372RLWYQVLSYD5PBI4YTXNMVDZCZ/
• https://sourceforge.net/p/mediainfo/bugs/1154/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYI2372RLWYQVLSYD5PBI4YTXNMVDZCZ/
• https://sourceforge.net/p/mediainfo/bugs/1154/

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