DescriptionAn issue has been found in libpng 1.6.34. It is a SEGV in the function png_free_data in png.c, related to the recommended error handling for png_read_image.
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 severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libpng (PTS)jessie1.2.50-2+deb8u3vulnerable
jessie (security)1.2.50-2+deb8u2vulnerable
libpng1.6 (PTS)stretch1.6.28-1vulnerable
buster, sid1.6.34-2vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[stretch] - libpng1.6 <no-dsa> (Minor issue)
[jessie] - libpng <no-dsa> (Minor issue)

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