GSD-2022-1007829 cxl/pmem: Fix cxl_pmem_region and cxl_memdev leak
A memory leak in the Linux kernel's CXL PMEM driver can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007829?
GSD-2022-1007829 is a memory corruption vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
cxl/pmem: Fix cxl_pmem_region and cxl_memdev leak
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 v6.0.8 by commit f43b6bfdbab78606735ba81185cf0602b81e40b6, it was introduced in version v6.0 by commit 04ad63f086d1a9649b8b082748cbc7a570ade461. For more details please see the references link.
Which versions are affected by GSD-2022-1007829?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007829?
No fix has been published for GSD-2022-1007829 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1007829 being exploited?
There is no known exploitation of GSD-2022-1007829 in the wild and no public exploit code.