CVE-2018-19876 — MEDIUM (6.5)

Vulnerability Description

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.

CVSS Score

6.5

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Cairographics	Cairo	1.16.0

Related Weaknesses (CWE)

CWE-416

References

https://bugs.webkit.org/show_bug.cgi?id=191595Issue TrackingPatchThird Party Advisory
https://gitlab.freedesktop.org/cairo/cairo/merge_requests/5PatchThird Party Advisory
https://bugs.webkit.org/show_bug.cgi?id=191595Issue TrackingPatchThird Party Advisory
https://gitlab.freedesktop.org/cairo/cairo/merge_requests/5PatchThird Party Advisory

FAQ

What is CVE-2018-19876?

CVE-2018-19876 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 ...

How severe is CVE-2018-19876?

CVE-2018-19876 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-19876?

Check the references section above for vendor advisories and patch information. Affected products include: Cairographics Cairo.