SB2019081107 - Improper input validation in binutils (Alpine package)
Published: August 11, 2019
Security Bulletin ID
SB2019081107
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper input validation (CVE-ID: CVE-2018-7208)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the coff_pointerize_aux function in the coffgen.c source code due to insufficient validation of an index. A remote attacker can create a specially crafted COFF file, trick the victim into opening it, trigger a segmentation fault and cause the service to crash.
Remediation
Install update from vendor's website.