Buffer overflow in WebKitGTK+ - CVE-2017-2356
Published: February 20, 2017 / Updated: February 10, 2026
Vulnerability identifier: #VU33473
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-2356
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: WebKitGTK
Affected software:
WebKitGTK+
WebKitGTK+
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. Safari before 10.0.3 is affected. iCloud before 6.1.1 is affected. iTunes before 12.5.5 is affected. tvOS before 10.1.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
How to mitigate CVE-2017-2356
Install update from vendor's website.
Sources
- http://www.securityfocus.com/bid/95736
- http://www.securitytracker.com/id/1037668
- https://security.gentoo.org/glsa/201706-15
- https://support.apple.com/HT207481
- https://support.apple.com/HT207482
- https://support.apple.com/HT207484
- https://support.apple.com/HT207485
- https://support.apple.com/HT207486
- https://webkitgtk.org/security/WSA-2017-0002.html