Medium severity · published Dec 5, 2018
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…
6.5
CVSS
1.7%
EPSS
No
On KEV
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 vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
Cairo · Cairographics
1.16.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-19876
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-19876
Issue Tracking
https://bugs.webkit.org/show_bug.cgi?id=191595
Patch
https://gitlab.freedesktop.org/cairo/cairo/merge_requests/5
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