SB20171211337 - Null pointer dereference in graphicsmagick (Alpine package)
Published: December 11, 2017
Security Bulletin ID
SB20171211337
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Null pointer dereference (CVE-ID: CVE-2017-15930)
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 attacker to cause DoS condition on the target system.
The weakness exists due to an error n ReadOneJNGImage in coders/png.c. A remote attacker can transfer specially crafted JPEG scanlines, trigger null pointer dereference, related to a PixelPacket pointer and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.