CVE-2021-40633: Missing Release of Memory after Effective Lifetime

June 14, 2022 (updated June 23, 2022)

A memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of memory exception or denial of service via a gif format file.

References

nvd.nist.gov/vuln/detail/CVE-2021-40633
sourceforge.net/p/giflib/bugs/157/

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