SB2017093001 - Denial of service in ImageMagick
Published: September 30, 2017
Security Bulletin ID
SB2017093001
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) NULL pointer dereference (CVE-ID: CVE-2017-18211)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.
The weakness exists in the saveBinaryCLProgram function due to a NULL pointer dereference. A remote attacker can trigger a memory error and cause the service to crash.
2) NULL pointer dereference (CVE-ID: CVE-2017-18210)
CWE-ID: CWE-476 - NULL Pointer Dereference
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 unauthenticated attacker to cause DoS condition no the target system.
The weakness exists in the BenchmarkOpenCLDevices function due to a NULL pointer dereference. A remote attacker can send a specially crafted file, trick the victim into opening it, cause a memory allocation condition and cause the service to crash.
Remediation
Install update from vendor's website.