CVE-2019-7317

NameCVE-2019-7317
Descriptionpng_image_free in png.c in libpng 1.6.36 has a use-after-free because png_image_free_function is called under png_safe_execute.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitylow (attack range: remote)
Debian Bugs921355

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libpng1.6 (PTS)stretch1.6.28-1vulnerable
buster1.6.36-5fixed
sid1.6.36-6fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libpng1.6source(unstable)1.6.36-4low921355

Notes

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12803
https://github.com/glennrp/libpng/issues/275
https://github.com/glennrp/libpng/commit/9c0d5c77bf5bf2d7c1e11f388de40a70e0191550

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