SB2017092812 - Denial of service in libsndfile
Published: September 28, 2017
Security Bulletin ID
SB2017092812
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Heap-based buffer overflow (CVE-ID: CVE-2017-12562)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the psf_binheader_writef function due to heap-based buffer overflow. A remote attacker can trick the victim into opening a specially crafted input, trigger a heap-based buffer overflow condition and cause the service to crash.
2) Divide by zero (CVE-ID: CVE-2017-14634)
CWE-ID: CWE-369 - Divide By Zero
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the double64_init() function due to a divide-by-zero error when processing crafted audio files. A remote attacker can trick the victim into opening a specially crafted audio file, trigger a divide-by-zero condition and cause the service to crash.
Remediation
Install update from vendor's website.