CVE-2018-19876

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 3.0

6.5CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-25)

CWE

CWE-416

Published

2018-12-05

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

Affected

• cairographics:cairo

References

• https://bugs.webkit.org/show_bug.cgi?id=191595
• https://gitlab.freedesktop.org/cairo/cairo/merge_requests/5
• https://bugs.webkit.org/show_bug.cgi?id=191595
• https://gitlab.freedesktop.org/cairo/cairo/merge_requests/5

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