CVE-2015-8387
Published: 1 December 2015
PCRE before 8.38 mishandles (?123) subroutine calls and related subroutine calls, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Notes
Author | Note |
---|---|
tyhicks | Issue affects PCRE3 only Marking 'low' since it requires PCRE to operate on untrusted regular expressions which is not very likely |
mdeslaur | 0001-Add-integer-overflow-check-to-n-code.patch in jessie |
Priority
Status
Package | Release | Status |
---|---|---|
pcre2 Launchpad, Ubuntu, Debian |
precise |
Does not exist
|
trusty |
Does not exist
|
|
upstream |
Not vulnerable
|
|
vivid |
Does not exist
|
|
wily |
Does not exist
|
|
xenial |
Not vulnerable
|
|
yakkety |
Not vulnerable
|
|
zesty |
Not vulnerable
|
|
pcre3 Launchpad, Ubuntu, Debian |
precise |
Released
(8.12-4ubuntu0.2)
|
trusty |
Released
(1:8.31-2ubuntu2.2)
|
|
upstream |
Released
(8.38)
|
|
vivid |
Ignored
(end of life)
|
|
wily |
Released
(2:8.35-7.1ubuntu1.3)
|
|
xenial |
Not vulnerable
(2:8.38-3)
|
|
yakkety |
Not vulnerable
(2:8.38-3)
|
|
zesty |
Not vulnerable
(2:8.38-3)
|
|
Patches: upstream: http://vcs.pcre.org/pcre?view=revision&revision=1563 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.3 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | Low |
Integrity impact | Low |
Availability impact | Low |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |