CVE-2024-57987: Bluetooth: btrtl: check for NULL in btrtl_setup_realtek()
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: btrtl: check for NULL in btrtlsetuprealtek()
If insert an USB dongle which chip is not maintained in icidtable, it will hit the NULL point accessed. Add a null point check to avoid the Kernel Oops.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.12.13-1 - Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.115-2Fixed in 7.2.12-1Fixed in 7.2.15-1
Event History
Frequently Asked Questions
What is the severity of CVE-2024-57987?
CVE-2024-57987 has a moderate severity level due to its potential to cause a Kernel Oops when an unsupported USB dongle is inserted.
How do I fix CVE-2024-57987?
To resolve CVE-2024-57987, update the Linux kernel to a version that includes the null pointer check in the btrtl_setup_realtek function.
Which Linux kernel versions are affected by CVE-2024-57987?
CVE-2024-57987 affects Linux kernel versions from 6.10 to 6.12.13 and from 6.13 to 6.13.2.
What components are affected by CVE-2024-57987?
CVE-2024-57987 specifically affects the Bluetooth subsystem concerning Realtek USB dongles in the Linux kernel.
Can CVE-2024-57987 lead to system crashes?
Yes, CVE-2024-57987 can lead to system instability and crashes due to the Kernel Oops triggered by the null pointer dereference.