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CVE-2020-27770

Published: 04 December 2020

Due to a missing check for 0 value of `replace_extent`, it is possible for offset `p` to overflow in SubstituteString(), causing potential impact to application availability. This could be triggered by a crafted input file that is processed by ImageMagick. This flaw affects ImageMagick versions prior to 7.0.8-68.

Priority

Low

CVSS 3 base score: 5.5

Status

Package Release Status
imagemagick
Launchpad, Ubuntu, Debian
Upstream
Released (8:6.9.11.24+dfsg-1)
Ubuntu 21.10 (Impish Indri) Not vulnerable
(8:6.9.11.60+dfsg-1ubuntu1)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(8:6.9.11.60+dfsg-1ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (8:6.9.10.23+dfsg-2.1ubuntu11.4)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (8:6.9.7.4+dfsg-16ubuntu6.11)
Ubuntu 16.04 ESM (Xenial Xerus) Needs triage

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Patches:
Upstream: https://github.com/ImageMagick/ImageMagick6/commit/c01495f91ac71c5205f52713430b68e80d851149