CVE-2019-7317

NameCVE-2019-7317
Descriptionpng_image_free in png.c in libpng 1.6.x before 1.6.37 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)
ReferencesDLA-1800-1, DLA-1806-1, DSA-4435-1, DSA-4448-1, DSA-4451-1
NVD severitylow (attack range: remote)
Debian Bugs921355

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid68.0.2-3fixed
firefox-esr (PTS)jessie52.8.1esr-1~deb8u1vulnerable
jessie (security)60.8.0esr-1~deb8u1fixed
stretch60.6.1esr-1~deb9u1vulnerable
stretch (security)60.8.0esr-1~deb9u1fixed
buster60.7.2esr-1fixed
buster (security)60.8.0esr-1~deb10u1fixed
bullseye60.8.0esr-1fixed
sid68.0.2esr-1fixed
libpng1.6 (PTS)stretch1.6.28-1vulnerable
stretch (security)1.6.28-1+deb9u1fixed
buster1.6.36-6fixed
bullseye, sid1.6.37-1fixed
thunderbird (PTS)jessie1:52.8.0-1~deb8u1vulnerable
jessie (security)1:60.8.0-1~deb8u1fixed
stretch1:60.6.1-1~deb9u1vulnerable
stretch (security)1:60.8.0-1~deb9u1fixed
buster1:60.7.2-1fixed
buster (security)1:60.8.0-1~deb10u1fixed
bullseye, sid1:60.8.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)67.0-2low
firefoxsourceexperimental67.0-1low
firefox-esrsource(unstable)60.7.0esr-1low
firefox-esrsourcejessie60.7.0esr-1~deb8u1lowDLA-1800-1
firefox-esrsourcestretch60.7.0esr-1~deb9u1lowDSA-4448-1
libpng1.6source(unstable)1.6.36-4low921355
libpng1.6sourcestretch1.6.28-1+deb9u1lowDSA-4435-1
thunderbirdsource(unstable)1:60.7.0-1low
thunderbirdsourcejessie1:60.7.0-1~deb8u1lowDLA-1806-1
thunderbirdsourcestretch1:60.7.0-1~deb9u1lowDSA-4451-1

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
https://www.mozilla.org/en-US/security/advisories/mfsa2019-13/#CVE-2019-7317
https://www.mozilla.org/en-US/security/advisories/mfsa2019-14/#CVE-2019-7317
https://www.mozilla.org/en-US/security/advisories/mfsa2019-15/#CVE-2019-7317

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