CVE-2020-17487 Null dereference in n/a

What is CVE-2020-17487?

CVE-2020-17487 is a high-severity vulnerability in Fedoraproject Fedora, published on 11 Aug 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.

Which versions are affected by CVE-2020-17487?

It affects 2 products.

Products include Fedoraproject Fedora, Radare Radare2.

How do I fix CVE-2020-17487?

Upgrade to a fixed version.

Is CVE-2020-17487 being exploited?

There is no known exploitation of CVE-2020-17487 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 GHSA-m3m4-q36r-mrf5, UBUNTU-CVE-2020-17487.