CVE-2016-5768
Published: 24 June 2016
Double free vulnerability in the _php_mb_regex_ereg_replace_exec function in php_mbregex.c in the mbstring extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by leveraging a callback exception.
Priority
Status
Package | Release | Status |
---|---|---|
php5 Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
(code not present)
|
trusty |
Released
(5.5.9+dfsg-1ubuntu4.19)
|
|
upstream |
Needs triage
|
|
wily |
Ignored
(end of life)
|
|
xenial |
Does not exist
|
|
Patches: upstream: http://git.php.net/?p=php-src.git;a=commit;h=5b597a2e5b28e2d5a52fc1be13f425f08f47cb62 |
||
php7.0 Launchpad, Ubuntu, Debian |
precise |
Does not exist
|
trusty |
Does not exist
|
|
upstream |
Released
(7.0.8)
|
|
wily |
Does not exist
|
|
xenial |
Released
(7.0.8-0ubuntu0.16.04.1)
|
|
Patches: upstream: http://git.php.net/?p=php-src.git;a=commit;h=5b597a2e5b28e2d5a52fc1be13f425f08f47cb62 |
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 |