CVE-2021-40145
Published: 26 August 2021
** DISPUTED ** gdImageGd2Ptr in gd_gd2.c in the GD Graphics Library (aka LibGD) through 2.3.2 has a double free. NOTE: the vendor's position is "The GD2 image format is a proprietary image format of libgd. It has to be regarded as being obsolete, and should only be used for development and testing purposes."
Notes
| Author | Note |
|---|---|
| mdeslaur | php uses the system libgd2 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
libgd2 Launchpad, Ubuntu, Debian |
bionic |
Released
(2.2.5-4ubuntu0.5)
|
| focal |
Released
(2.2.5-5.2ubuntu2.1)
|
|
| hirsute |
Released
(2.3.0-2ubuntu0.1)
|
|
| impish |
Released
(2.3.0-2ubuntu1)
|
|
| jammy |
Released
(2.3.0-2ubuntu1)
|
|
| trusty |
Released
(2.1.0-3ubuntu0.11+esm2)
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(2.1.1-4ubuntu0.16.04.12+esm1)
|
|
|
php5 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| impish |
Does not exist
|
|
| jammy |
Does not exist
|
|
| trusty |
Not vulnerable
(uses system gd)
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
php7.0 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| impish |
Does not exist
|
|
| jammy |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(uses system gd)
|
|
|
php7.2 Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(uses system gd)
|
| focal |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| impish |
Does not exist
|
|
| jammy |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
php7.3 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| impish |
Does not exist
|
|
| jammy |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |