CVE-2020-26797 Memory corruption in n/a

What is CVE-2020-26797?

CVE-2020-26797 is a high-severity memory corruption vulnerability in Fedoraproject Fedora, published on 18 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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

Weakness: CWE-787

Which versions are affected by CVE-2020-26797?

It affects 2 products.

Products include Fedoraproject Fedora, Mediaarea Mediainfo.

How do I fix CVE-2020-26797?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-26797 being exploited?

There is no known exploitation of CVE-2020-26797 in the wild and no public exploit code.

Other vulnerabilities in Fedoraproject Fedora

• CVE-2024-4577 PHP-CGI OS Command Injection Exploited Critical 9.8
• CVE-2021-39226 Grafana Authentication Bypass Exploited Critical 9.8
• CVE-2019-5544 VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Exploited Critical 9.8
• CVE-2024-4947 Google Chromium V8 Type Confusion Exploited Critical 9.6
• CVE-2024-4671 Google Chromium Visuals Use-After-Free Exploited Critical 9.6

All Fedoraproject Fedora vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2020-26797, GHSA-69fx-97mc-754f, UBUNTU-CVE-2020-26797.