SB2018022123 - Fedora 26 update for glibc-arm-linux-gnu
Published: February 21, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018022123
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Privilege escalation (CVE-ID: CVE-2018-1000001)
The vulnerability allows a local attacker to gain elevated privileges on the target system.The weakness exists in due to a change in the processing of pathnames in the getcwd() command introduced in Linux kernel. A local attacker can use a specially crafted application, trigger buffer underflow in the __realpath() function in 'stdlib/canonicalize.c' and execute arbitrary code with root privileges.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.