PT-2018-11468 · Webkit+3 · Webkitgtk+3

Published 2018-07-19 · Updated 2024-06-15 · CVE-2018-12911

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions WebKitGTK+ version 2.20.3

Description The issue is related to an off-by-one error that results in an out-of-bounds write. This error is located in the get simple globs functions within the files ThirdParty/xdgmime/src/xdgmimecache.c and ThirdParty/xdgmime/src/xdgmimeglob.c.

Recommendations For WebKitGTK+ version 2.20.3, consider applying a patch to fix the off-by-one error in the get simple globs functions as a permanent solution. As a temporary workaround, restrict access to the get simple globs functions in the affected files until a patch is available.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2018-2099

CVE-2018-12911

OPENSUSE-SU-2018_2781-1

OPENSUSE-SU-2018_3473-1

OPENSUSE-SU-2024:11506-1

SUSE-SU-2018:2752-1

SUSE-SU-2018:3387-1

USN-3743-1

Affected Products

Alt Linux

Suse

Ubuntu

Webkitgtk

References · 205

• https://ubuntu.com/security/CVE-2018-4270 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3743-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-4267 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-12911 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-12911 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-4262 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-4265 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-12911 · Security Note
• https://ubuntu.com/security/CVE-2018-4246 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-12911 · Security Note
• https://ubuntu.com/security/CVE-2018-4272 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:3387-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-4273 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:11506-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3743-1 · Vendor Advisory