CVE-2017-1000121
CRITICALWebKitGTK+ < 2.16.3 - Integer Overflow and Buffer Overflow via IPC Message Size Metadata
Title source: llmDescription
The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate message size metadata, allowing a compromised secondary process to trigger an integer overflow and subsequent buffer overflow in the UI process. This vulnerability does not affect Apple products.
References (2)
Core 2
Core References
Patch x_refsource_confirm
http://trac.webkit.org/changeset/217126/webkit
Vendor Advisory
https://webkitgtk.org/security/WSA-2017-0007.html
Scores
CVSS v3
9.8
EPSS
0.0120
EPSS Percentile
64.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-190
Status
published
Products (1)
webkitgtk/webkitgtk\+
< 2.16.3
Published
Nov 01, 2017
Tracked Since
Feb 18, 2026