SB2019100432 - Out-of-bounds read in tcpdump (Alpine package)
Published: October 4, 2019
Security Bulletin ID
SB2019100432
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) Out-of-bounds read (CVE-ID: CVE-2018-16451)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the print-smb.c:print_trans() for MAILSLOTBROWSE and PIPELANMAN within the SMB parser in tcpdump before 4.9.3. A remote attacker can generate specially crafted data, trigger out-of-bounds read error and perform denial of service attack.
Remediation
Install update from vendor's website.