CVE-2018-16645

Publication date 6 September 2018

Last updated 25 August 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

Description

There is an excessive memory allocation issue in the functions ReadBMPImage of coders/bmp.c and ReadDIBImage of coders/dib.c in ImageMagick 7.0.8-11, which allows remote attackers to cause a denial of service via a crafted image file.

Read the notes from the security team

Status

Package Ubuntu Release Status
imagemagick 19.04 disco
Not affected
18.10 cosmic
Fixed 8:6.9.10.8+dfsg-1ubuntu2.2
18.04 LTS bionic
Fixed 8:6.9.7.4+dfsg-16ubuntu6.4
16.04 LTS xenial
Fixed 8:6.8.9.9-7ubuntu5.13
14.04 LTS trusty
Fixed 8:6.7.7.10-6ubuntu3.13

Notes

sbeattie

upstream commit seems to be missing dib.c fix

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
imagemagick

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-4034-1
    • ImageMagick vulnerabilities
    • 25 June 2019
    • USN-3785-1
    • ImageMagick vulnerabilities
    • 4 October 2018

Other references