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CVE-2018-19876

Published: 5 December 2018

cairo 1.16.0, in cairo_ft_apply_variations() in cairo-ft-font.c, would free memory using a free function incompatible with WebKit's fastMalloc, leading to an application crash with a "free(): invalid pointer" error.

Notes

AuthorNote
mdeslaur
only an issue with freetype >= 2.9, so bionic and cosmic
aren't affected by this issue

Priority

Negligible

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
cairo
Launchpad, Ubuntu, Debian
bionic Not vulnerable

cosmic Not vulnerable

upstream
Released (1.16.0-4)
trusty Does not exist
(trusty was not-affected [code not present])
xenial Not vulnerable
(code not present)
disco Not vulnerable
(1.16.0-4)

Severity score breakdown

Parameter Value
Base score 6.5
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