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Vulnerability record · CVE-2018-18064 · published 8 October 2018

CVE-2018-18064: Cairographics cairo out-of-bounds write vulnerability

Cairographics · Cairo

cairo through 1.15.14 has an out-of-bounds stack-memory write during processing of a crafted document by WebKitGTK+ because of the interaction between cairo-rectangular-scan-converter.c (the generate and render_rows functions) and cairo-image-compositor.c (the _cairo_image_spans_and_zero function).

6.5 CVSS 3.1 Medium EPSS 1.5% · top 27.1% CWE-787 · Out-of-bounds write
6.5CVSS 3.1 base score, v2 4.3
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

cairo through 1.15.14 has an out-of-bounds stack-memory write during processing of a crafted document by WebKitGTK+ because of the interaction between cairo-rectangular-scan-converter.c (the generate and render_rows functions) and cairo-image-compositor.c (the _cairo_image_spans_and_zero function).

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gitlab.freedesktop.org/cairo/cairo/issues/341 ExploitThird Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%
https://gitlab.freedesktop.org/cairo/cairo/issues/341 ExploitThird Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2020-35492Cairographics cairo stack-based buffer overflow vulnerabilityA flaw was found in cairo's image-compositor.c in all versions prior to 1.17.4. This flaw allows an attacker who can provide a crafted input file to …EPSS 1.1%7.5CVE-2017-9814Cairographics cairo out-of-bounds read vulnerabilitycairo-truetype-subset.c in cairo 1.15.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) because of mishandling …EPSS 3.4%7.5CVE-2016-3190Opensuse memory buffer overflow vulnerabilityThe fill_xrgb32_lerp_opaque_spans function in cairo-image-compositor.c in cairo before 1.14.2 allows remote attackers to cause a denial of service (o…EPSS 1.8%6.5CVE-2019-6461Cairographics cairo vulnerabilityAn issue was discovered in cairo 1.16.0. There is an assertion problem in the function _cairo_arc_in_direction in the file cairo-arc.c.EPSS 2.1%6.5CVE-2019-6462Cairographics cairo vulnerabilityAn issue was discovered in cairo 1.16.0. There is an infinite loop in the function _arc_error_normalized in the file cairo-arc.c, related to _arc_max…EPSS 2.1%6.5CVE-2018-19876Cairographics cairo use after free vulnerabilitycairo 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, leadi…EPSS 1.7%5.5CVE-2017-7475Cairographics cairo null pointer dereference vulnerabilityCairo version 1.15.4 is vulnerable to a NULL pointer dereference related to the FT_Load_Glyph and FT_Render_Glyph resulting in an application crash.EPSS 1.8%5.5CVE-2016-9082Cairographics cairo integer overflow vulnerabilityInteger overflow in the write_png function in cairo 1.14.6 allows remote attackers to cause a denial of service (invalid pointer dereference) via a l…EPSS 2.0%

Source: NIST National Vulnerability Database (record CVE-2018-18064), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.