Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2018-19876

CVE-2018-19876MEDIUM

n/a n/a — 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 fastM…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  N  N  H    6.5   .0171   76.9     —

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Dec 5   Reserved by mitre
  Dec 5   Published (CNA: mitre)
  Oct 15  ENRICHED — CVE-2018-19876. Received CVSS 6.5 and CPE data from NVD.

CWE-416 · CNA: mitre · CVSS v3.0 · 2 references · NVD status: Modified

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
December 5, 2018	Reserved	Reserved by mitre
December 5, 2018	Published	Published (CNA: mitre)
October 15, 2026	ENRICHED	ENRICHED — CVE-2018-19876. Received CVSS 6.5 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-416

References (2)

https://bugs.webkit.org/show_bug.cgi?id=191595 [Issue Tracking, Patch, Third Party Advisory]
https://gitlab.freedesktop.org/cairo/cairo/merge_requests/5 [Patch, Third Party Advisory]

Authoritative record: CVE-2018-19876 at cve.org

Weaknesses: CWE-416

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-19876 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.