SB2018022402 - Denial of service in GNU Binutils
Published: February 24, 2018
Security Bulletin ID
SB2018022402
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 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2018-7642)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to improper bounds checking when using the swap_std_reloc_in function, as defined in the aoutx.h source code file in the Binary File Descriptor (BFD) library. A remote attacker can submit a specially crafted ELF file, trigger NULL pointer dereference and cause the service to crash.
Remediation
Install update from vendor's website.