DEBIAN-CVE-2020-25664

Source
https://security-tracker.debian.org/tracker/CVE-2020-25664
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25664.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2020-25664
Upstream
Published
2020-12-08T21:15:12Z
Modified
2025-09-25T22:40:22Z
Severity
  • 6.1 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H CVSS Calculator
Summary
[none]
Details

In WriteOnePNGImage() of the PNG coder at coders/png.c, an improper call to AcquireVirtualMemory() and memset() allows for an out-of-bounds write later when PopShortPixel() from MagickCore/quantum-private.h is called. The patch fixes the calls by adding 256 to rowbytes. An attacker who is able to supply a specially crafted image could affect availability with a low impact to data integrity. This flaw affects ImageMagick versions prior to 6.9.10-68 and 7.0.8-68.

References

Affected packages

Debian:11 / imagemagick

Package

Name
imagemagick
Purl
pkg:deb/debian/imagemagick?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
8:6.9.11.24+dfsg-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / imagemagick

Package

Name
imagemagick
Purl
pkg:deb/debian/imagemagick?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
8:6.9.11.24+dfsg-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / imagemagick

Package

Name
imagemagick
Purl
pkg:deb/debian/imagemagick?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
8:6.9.11.24+dfsg-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:14 / imagemagick

Package

Name
imagemagick
Purl
pkg:deb/debian/imagemagick?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
8:6.9.11.24+dfsg-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}