SB2017102323 - Integer overflow in xorg-server (Alpine package)
Published: October 23, 2017
Security Bulletin ID
SB2017102323
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 security vulnerability.
1) Integer overflow (CVE-ID: CVE-2017-12177)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
xorg-x11-server before 1.19.5 was vulnerable to integer overflow in ProcDbeGetVisualInfo function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=8e700dfc5cc2199f06163864d60d559cacd453cd
- https://git.alpinelinux.org/aports/commit/?id=200ed130cd6de4484176410175e321c8dfc55f09
- https://git.alpinelinux.org/aports/commit/?id=9ab208679bc4ae87c012980f6cc3ac7c7cbda918
- https://git.alpinelinux.org/aports/commit/?id=98207e9b05f49840d90fc3d529d3b44a625de627