GSD-2022-1004987 xhci: Fix null pointer dereference in remove if xHC has only one roothub
A null pointer dereference in the Linux kernel xHCI driver can cause a system crash during device removal if only one root hub is present.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1004987?
GSD-2022-1004987 is a vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
xhci: Fix null pointer dereference in remove if xHC has only one roothub
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.19.8 by commit 7081b2f34ff291ada012bd6abacaf7d51c4cf73f, it was introduced in version v5.19 by commit e0fe986972f5b6b12086c73569206dd29c520be9. For more details please see the references link.
Which versions are affected by GSD-2022-1004987?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004987?
No fix has been published for GSD-2022-1004987 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004987 being exploited?
There is no known exploitation of GSD-2022-1004987 in the wild and no public exploit code.