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CVE-2018-12911 Details

Description

WebKitGTK+ 2.20.3 has an off-by-one error, with a resultant out-of-bounds write, in the get_simple_globs functions in ThirdParty/xdgmime/src/xdgmimecache.c and ThirdParty/xdgmime/src/xdgmimeglob.c.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://trac.webkit.org/changeset/233404/webkit	CVE	PatchVendor Advisory
https://usn.ubuntu.com/3743-1/	CVE	Third Party Advisory
https://trac.webkit.org/changeset/233404/webkit	[email protected]	PatchVendor Advisory
https://usn.ubuntu.com/3743-1/	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	[email protected]

Affected Products

Product	Versions
webkitgtk webkitgtk+	2.20.3
CPE cpe:2.3:a:webkitgtk:webkitgtk+:2.20.3:::::::* Remediation No remediation found in references.
canonical ubuntu linux	16.04 18.04
CPE cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts::: Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Sep 18, 2018	Initial Analysis	[email protected]
Aug 17, 2018	CVE Modified	[email protected]