GSD-2023-1001391 cxl: fix possible null-ptr-deref in cxl_guest_init_afu|adapter()
A null pointer dereference in the Linux kernel CXL driver can cause a system crash, requiring a kernel patch to resolve.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2023-1001391?
GSD-2023-1001391 is a vulnerability in Kernel, published on 17 Jan 2023.
Official description
cxl: fix possible null-ptr-deref in cxl_guest_init_afu|adapter()
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 v5.10.163 by commit 170e8c2d2b61e15e7f7cfeded81bc1e959a15ed8, it was introduced in version v4.6 by commit 14baf4d9c739e6e69150512d2eb23c71fffcc192. For more details please see the references link.
Which versions are affected by GSD-2023-1001391?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001391?
No fix has been published for GSD-2023-1001391 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001391 being exploited?
There is no known exploitation of GSD-2023-1001391 in the wild and no public exploit code.