CVE-2019-15218: Null Pointer Dereference
An issue was discovered in the Linux kernel before 5.1.8. There is a NULL pointer dereference caused by a malicious USB device in the drivers/media/usb/siano/smsusb.c driver.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 5.10.223-1Fixed in 5.10.262-1Fixed in 6.1.176-1Fixed in 6.1.180-1Fixed in 6.12.94-1Fixed in 6.12.101-1Fixed in 7.1.8-1Fixed in 7.1.8-2
Event History
Frequently Asked Questions
What is the severity of CVE-2019-15218?
CVE-2019-15218 has been classified as a medium severity vulnerability due to its potential to cause a denial of service through a NULL pointer dereference.
How do I fix CVE-2019-15218?
To fix CVE-2019-15218, upgrade your Linux kernel to version 5.1.8 or higher.
Which systems are affected by CVE-2019-15218?
CVE-2019-15218 affects the Linux kernel versions prior to 5.1.8, including various distributions like Ubuntu and Debian.
What is the impact of CVE-2019-15218?
The impact of CVE-2019-15218 can result in system crashes or denial of service if exploited by malicious USB devices.
Is there a workaround for CVE-2019-15218?
Currently, the best workaround for CVE-2019-15218 is to disable USB devices until the kernel is updated to a secure version.