CVE-2016-5773

NameCVE-2016-5773
Descriptionphp_zip.c in the zip extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and application crash) via crafted serialized data containing a ZipArchive object.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-628-1, DSA-3618-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
php5 (PTS)jessie, jessie (lts)5.6.40+dfsg-0+deb8u21fixed
php7.0 (PTS)stretch (security)7.0.33-0+deb9u12fixed
stretch (lts), stretch7.0.33-0+deb9u19fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
php5sourcewheezy5.4.45-0+deb7u5DLA-628-1
php5sourcejessie5.6.23+dfsg-0+deb8u1DSA-3618-1
php5source(unstable)5.6.23+dfsg-1
php7.0source(unstable)7.0.8-1

Notes

PHP Bug: https://bugs.php.net/bug.php?id=72434
https://git.php.net/?p=php-src.git;a=commitdiff;h=f6aef68089221c5ea047d4a74224ee3deead99a6
Fixed in 5.5.37, 5.6.23, 7.0.8

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