SB2017121221 - Denial of service in libraw
Published: December 12, 2017
Security Bulletin ID
SB2017121221
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local 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-2017-16909)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists due to incorrect handling of photo files. A local attacker can send specially crafted files, trigger heap-buffer overflow in the LibRaw::panasonic_load_raw() function and cause the service to crash.
2) Out-of-bounds read (CVE-ID: CVE-2017-16910)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists due to incorrect handling of photo files. A local attacker can send specially crafted files, trigger invalid read memory access in the LibRaw::xtrans_interpolate() function and cause the service to crash.
Remediation
Install update from vendor's website.