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CVE-2016-4540

Published: 6 May 2016

The grapheme_stripos function in ext/intl/grapheme/grapheme_string.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a negative offset.

Notes

AuthorNote
sbeattie
Fixed in 7.0.6, 5.6.21, 5.5.35
Priority

Low

CVSS 3 base score: 9.8

Status

Package Release Status
php5
Launchpad, Ubuntu, Debian
precise
Released (5.3.10-1ubuntu3.23)
trusty
Released (5.5.9+dfsg-1ubuntu4.17)
upstream
Released (5.6.21+dfsg-1)
wily
Released (5.6.11+dfsg-1ubuntu3.4)
xenial Does not exist

Patches:
upstream: https://git.php.net/?p=php-src.git;a=commit;h=fd9689745c44341b1bd6af4756f324be8abba2fb

php7.0
Launchpad, Ubuntu, Debian
precise Does not exist

trusty Does not exist

upstream
Released (7.0.6-1)
wily Does not exist

xenial
Released (7.0.4-7ubuntu2.1)
Patches:

upstream: https://git.php.net/?p=php-src.git;a=commit;h=fd9689745c44341b1bd6af4756f324be8abba2fb