CVE-2016-6911
Published: 14 October 2016
The dynamicGetbuf function in the GD Graphics Library (aka libgd) before 2.2.4 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted TIFF image.
Notes
| Author | Note |
|---|---|
| mdeslaur | php uses the system libgd2 0020-Fix-invalid-read-in-gdImageCreateFromTiffPtr.patch patch in jessie package. No sign patch is yet commited upstream. |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
libgd2 Launchpad, Ubuntu, Debian |
precise |
Released
(2.0.36~rc1~dfsg-6ubuntu2.3)
|
| trusty |
Released
(2.1.0-3ubuntu0.5)
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(2.1.1-4ubuntu0.16.04.5)
|
|
| yakkety |
Released
(2.2.1-1ubuntu3.2)
|
|
|
php5 Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
(uses system gd)
|
| trusty |
Not vulnerable
(uses system gd)
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| yakkety |
Does not exist
|
|
|
php7.0 Launchpad, Ubuntu, Debian |
precise |
Does not exist
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(uses system gd)
|
|
| yakkety |
Not vulnerable
(uses system gd)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |