SB2020090361 - Out-of-bounds read in busybox (Alpine package)
Published: September 3, 2020
Security Bulletin ID
SB2020090361
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-2019-3832)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in the wav_write_header() function in wav.c file when processing media content. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and crash the affected application.
Note: this vulnerability is a result of an unresolved issues, described in SB2018112313 (#5).
Remediation
Install update from vendor's website.