SB2017122605 - Memory corruption in webkit2gtk (Alpine package)
Published: December 26, 2017
Security Bulletin ID
SB2017122605
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Memory corruption (CVE-ID: CVE-2017-13866)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 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
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to boundary error when handling malicious input. A remote attacker can trick the victim into loading a specially crafted web content, trigger memory corruption in the WebKit component and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=ccc2f318230304c6b8f9e6c8bafd85ad60077c32
- https://git.alpinelinux.org/aports/commit/?id=9333b6b69da075f380935e8a636fb1cd817bf74d
- https://git.alpinelinux.org/aports/commit/?id=07f89546be5e1238d496d97d7cb453cc5c7a1e01
- https://git.alpinelinux.org/aports/commit/?id=492988e0eece238d11f6dcec62a58c52b2740196