Error handling in Linux kernel - CVE-2017-18232
Published: April 25, 2018
Vulnerability identifier: #VU12157
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-18232
CWE-ID: CWE-388
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists in the Serial Attached SCSI (SAS) implementation due to mishandling of a mutex within libsas. A local attacker can trigger certain error-handling code and cause the service to crash.
The weakness exists in the Serial Attached SCSI (SAS) implementation due to mishandling of a mutex within libsas. A local attacker can trigger certain error-handling code and cause the service to crash.
Affected software
Linux kernel
Amazon Linux AMI
Debian Linux
Fedora
kernel
Amazon Linux AMI
Debian Linux
Fedora
kernel
How to mitigate CVE-2017-18232
Update to version 4.15.10.
kernel - addressed in versions 4.15.11-200.fc26, 4.15.11-300.fc27, 4.15.12-200.fc26, 4.15.12-201.fc26, 4.15.12-300.fc27, 4.15.12-301.fc27