SB2021041226 - Memory leak in D-Bus component in F5 BIG-IP products
Published: April 12, 2021
Security Bulletin ID
SB2021041226
Severity
Low
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2020-12049)
The vulnerability allows a local user to perform DoS attack on the target system.
The vulnerability exists due memory leak in libdbus when a message exceeds the per-message file descriptor limit. A local user with access to the D-Bus system bus or another system service's private AF_UNIX socket can make the system service reach its file descriptor limit, denying service to subsequent D-Bus clients.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.