SB2019082068 - Out-of-bounds read in libarchive (Alpine package)
Published: August 20, 2019
Security Bulletin ID
SB2019082068
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote 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-2017-14503)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The vulnerability exists due to out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive. A remote attacker can trigger an out-of-bounds read, related to lha_crc16 and cause the service to crash.
Remediation
Install update from vendor's website.