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CVE-2017-12933

Published: 17 August 2017

The finish_nested_data function in ext/standard/var_unserializer.re in PHP before 5.6.31, 7.0.x before 7.0.21, and 7.1.x before 7.1.7 is prone to a buffer over-read while unserializing untrusted data. Exploitation of this issue can have an unspecified impact on the integrity of PHP.

Priority

Low

CVSS 3 base score: 9.8

Status

Package Release Status
php5
Launchpad, Ubuntu, Debian
artful Does not exist

bionic Does not exist

cosmic Does not exist

disco Does not exist

precise
Released (5.3.10-1ubuntu3.36)
trusty
Released (5.5.9+dfsg-1ubuntu4.23)
upstream Needs triage

xenial Does not exist

zesty Does not exist

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

bionic Does not exist

cosmic Does not exist

disco Does not exist

precise Does not exist

trusty Does not exist

upstream
Released (7.0.21)
xenial Not vulnerable
(7.0.22-0ubuntu0.16.04.1)
zesty Not vulnerable
(7.0.22-0ubuntu0.17.04.1)
php7.1
Launchpad, Ubuntu, Debian
artful Not vulnerable
(7.1.8-1ubuntu1)
bionic Does not exist

cosmic Does not exist

disco Does not exist

precise Does not exist

trusty Does not exist

upstream
Released (7.1.7)
xenial Does not exist

zesty Does not exist