CVE-2020-16269 Denial of service in n/a

What is CVE-2020-16269?

CVE-2020-16269 is a medium-severity denial of service vulnerability in Fedoraproject Fedora, published on 3 Aug 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

radare2 4.5.0 misparses DWARF information in executable files, causing a segmentation fault in parse_typedef in type_dwarf.c via a malformed DW_AT_name in the .debug_info section.

Which versions are affected by CVE-2020-16269?

It affects 2 products.

Products include Fedoraproject Fedora, Radare Radare2.

How do I fix CVE-2020-16269?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-16269 being exploited?

There is no known exploitation of CVE-2020-16269 in the wild and no public exploit code.

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• 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 GHSA-32pf-q5pw-hg4f, UBUNTU-CVE-2020-16269.