Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2017-12932

Published: 18 August 2017

ext/standard/var_unserializer.re in PHP 7.0.x through 7.0.22 and 7.1.x through 7.1.8 is prone to a heap use after free while unserializing untrusted data, related to improper use of the hash API for key deletion in a situation with an invalid array size. Exploitation of this issue can have an unspecified impact on the integrity of PHP.

Priority

Low

Cvss 3 Severity Score

9.8

Score breakdown

Status

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

trusty Not vulnerable
(code not present)
upstream Needs triage

xenial Does not exist

zesty Does not exist

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

trusty Does not exist

upstream
Released (7.0.23)
xenial
Released (7.0.25-0ubuntu0.16.04.1)
zesty Ignored
(end of life)
Patches:
upstream: https://github.com/php/php-src/commit/1a23ebc1fff59bf480ca92963b36eba5c1b904c4
php7.1
Launchpad, Ubuntu, Debian
trusty Does not exist

upstream
Released (7.1.9)
artful Not vulnerable
(7.1.11-0ubuntu0.17.10.1)
xenial Does not exist

zesty Does not exist

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H