CVE-2021-20309
Published: 11 May 2021
A flaw was found in ImageMagick in versions before 7.0.11 and before 6.9.12, where a division by zero in WaveImage() of MagickCore/visual-effects.c may trigger undefined behavior via a crafted image file submitted to an application using ImageMagick. The highest threat from this vulnerability is to system availability.
Notes
| Author | Note |
|---|---|
| rayveldkamp | imagemagick is in universe from focal onwards |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
imagemagick Launchpad, Ubuntu, Debian |
bionic |
Released
(8:6.9.7.4+dfsg-16ubuntu6.12)
|
| focal |
Released
(8:6.9.10.23+dfsg-2.1ubuntu11.9)
|
|
| groovy |
Ignored
(end of life)
|
|
| hirsute |
Ignored
(end of life)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Released
(8:6.9.11.60+dfsg-1.3ubuntu0.22.04.3+esm1)
Available with Ubuntu Pro |
|
| kinetic |
Released
(8:6.9.11.60+dfsg-1.3ubuntu0.22.10.1)
|
|
| lunar |
Released
(8:6.9.11.60+dfsg-1.3ubuntu1)
|
|
| mantic |
Released
(8:6.9.11.60+dfsg-1.3ubuntu1)
|
|
| trusty |
Released
(8:6.7.7.10-6ubuntu3.13+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Needs triage
|
|
| xenial |
Released
(8:6.8.9.9-7ubuntu5.16+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
|
Patches: upstream: https://github.com/ImageMagick/ImageMagick6/commit/f1e68d22d1b35459421710587a0dcbab6900b51f |
||
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 |