SB2020121715 - Information disclosure in Linux kernel in F5 BIG-IP products
Published: December 17, 2020
Security Bulletin ID
SB2020121715
Severity
Low
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2017-18344)
The vulnerability allows a local attacker to obtain potentially sensitive information.
The vulnerability exists due to out-of-bounds memory read error in the 'sigevent->sigev_notify' field of show_timer() function in the timer subsystem. A local attacker can obtain potentially sensitive information from system memory.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.