SB2018032101 - Denial of service in elfutils



SB2018032101 - Denial of service in elfutils

Published: March 21, 2018

Security Bulletin ID SB2018032101
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Partial DoS

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Buffer over-read (CVE-ID: CVE-2018-8769)

CWE-ID: CWE-126 - Buffer over-read

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear


The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists in the ebl_dynamic_tag_name function due to buffer over-read. A remote attacker can trigger memory corruption and cause the service to crash.

Remediation

Install update from vendor's website.