What’s Vulnerable › Vulnerabilities
CVE-2022-28506
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.3% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2022-04-25 · updated 2026-06-17
- Weakness: CWE-787
Description
There is a heap-buffer-overflow in GIFLIB 5.2.1 function DumpScreen2RGB() in gif2rgb.c:298:45.
Affected products
- Fedoraproject Fedora: 35, 36
- giflib: 5.2.1
References
- https://github.com/verf1sh/Poc/blob/master/asan_report_giflib.png
- https://github.com/verf1sh/Poc/blob/master/giflib_poc
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4CJSHXBD2RS5OJNWSHQZVMTQCCTIPYS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KEAFUZXOOJJVFYRQM6IIJ7LMLEKCCESG/
- https://sourceforge.net/p/giflib/bugs/159/
- https://github.com/verf1sh/Poc/blob/master/asan_report_giflib.png
- https://github.com/verf1sh/Poc/blob/master/giflib_poc
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4CJSHXBD2RS5OJNWSHQZVMTQCCTIPYS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KEAFUZXOOJJVFYRQM6IIJ7LMLEKCCESG/
- https://sourceforge.net/p/giflib/bugs/159/
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