Ubuntu update for imagemagick
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2021-20176 CVE-2021-20243 CVE-2021-20241 |
| CWE-ID | CWE-369 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Ubuntu Operating systems & Components / Operating system libmagickwand5 (Ubuntu package) Operating systems & Components / Operating system package or component libmagickcore5-extra (Ubuntu package) Operating systems & Components / Operating system package or component libmagickcore-dev (Ubuntu package) Operating systems & Components / Operating system package or component libmagick++-dev (Ubuntu package) Operating systems & Components / Operating system package or component imagemagick (Ubuntu package) Operating systems & Components / Operating system package or component |
| Vendor | Canonical Ltd. |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Division by zero
EUVDB-ID: #VU61578
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-20176
CWE-ID:
CWE-369 - Divide By Zero
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a division by zero error within the gem.c file in ImageMagick. A remote attacker can pass specially crafted data to the application and crash it.
Update the affected package imagemagick to the latest version.
Vulnerable software versionsUbuntu: 14.04
libmagickwand5 (Ubuntu package): before perlmagick
libmagickcore5-extra (Ubuntu package): before libmagickwand-dev
libmagickcore-dev (Ubuntu package): before libmagickcore5
libmagick++-dev (Ubuntu package): before libmagick++5
imagemagick (Ubuntu package): before imagemagick-common
CPE2.3- cpe:2.3:o:canonical:ubuntu:14.04:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:libmagickwand5:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagickcore5-extra:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagickcore-dev_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagick_plus_plus_-dev_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:imagemagick_ubuntu_package:*:*:*:*:*:ubuntu:*:*
https://ubuntu.com/security/notices/USN-7164-1
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Division by zero
EUVDB-ID: #VU61577
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-20243
CWE-ID:
CWE-369 - Divide By Zero
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a division by zero error within the MagickCore/resize.c file in ImageMagick. A remote attacker can pass specially crafted data to the application and crash it.
Update the affected package imagemagick to the latest version.
Vulnerable software versionsUbuntu: 14.04
libmagickwand5 (Ubuntu package): before perlmagick
libmagickcore5-extra (Ubuntu package): before libmagickwand-dev
libmagickcore-dev (Ubuntu package): before libmagickcore5
libmagick++-dev (Ubuntu package): before libmagick++5
imagemagick (Ubuntu package): before imagemagick-common
CPE2.3- cpe:2.3:o:canonical:ubuntu:14.04:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:libmagickwand5:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagickcore5-extra:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagickcore-dev_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagick_plus_plus_-dev_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:imagemagick_ubuntu_package:*:*:*:*:*:ubuntu:*:*
https://ubuntu.com/security/notices/USN-7164-1
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Division by zero
EUVDB-ID: #VU61576
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-20241
CWE-ID:
CWE-369 - Divide By Zero
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a division by zero error within the coders/jp2.c file in ImageMagick. A remote attacker can pass specially crafted data to the application and crash it.
Update the affected package imagemagick to the latest version.
Vulnerable software versionsUbuntu: 14.04
libmagickwand5 (Ubuntu package): before perlmagick
libmagickcore5-extra (Ubuntu package): before libmagickwand-dev
libmagickcore-dev (Ubuntu package): before libmagickcore5
libmagick++-dev (Ubuntu package): before libmagick++5
imagemagick (Ubuntu package): before imagemagick-common
CPE2.3- cpe:2.3:o:canonical:ubuntu:14.04:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:libmagickwand5:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagickcore5-extra:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagickcore-dev_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:libmagick_plus_plus_-dev_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:imagemagick_ubuntu_package:*:*:*:*:*:ubuntu:*:*
https://ubuntu.com/security/notices/USN-7164-1
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
