CVE-2016-5093

NameCVE-2016-5093
DescriptionThe get_icu_value_internal function in ext/intl/locale/locale_methods.c in PHP before 5.5.36, 5.6.x before 5.6.22, and 7.x before 7.0.7 does not ensure the presence of a '\0' character, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted locale_get_primary_language call.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-533-1, DSA-3602-1
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
php5 (PTS)wheezy5.4.45-0+deb7u2vulnerable
wheezy (security)5.4.45-0+deb7u11fixed
jessie (security), jessie5.6.30+dfsg-0+deb8u1fixed
php7.0 (PTS)stretch7.0.19-1fixed
buster, sid7.0.22-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
php5source(unstable)5.6.22+dfsg-1high
php5sourcejessie5.6.22+dfsg-0+deb8u1highDSA-3602-1
php5sourcewheezy5.4.45-0+deb7u4highDLA-533-1
php7.0source(unstable)7.0.7-1high

Notes

PHP bug: https://bugs.php.net/bug.php?id=72241
Fixed in 7.0.7, 5.6.22, 5.5.36
http://www.openwall.com/lists/oss-security/2016/05/25/3

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