GSD-2022-1005437 bootmem: remove the vmemmap pages from kmemleak in put_page_bootmem
A memory management flaw in the Linux kernel's bootmem allocator can lead to memory corruption and potential denial of service.
- 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-2022-1005437?
GSD-2022-1005437 is a memory corruption 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
bootmem: remove the vmemmap pages from kmemleak in put_page_bootmem
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 v5.15.64 by commit 16a12ee619e39e8112f61b603255c16b73b6264b, it was introduced in version v5.14 by commit f41f2ed43ca5258d70d53290d1951a21621f95c8. For more details please see the references link.
Which versions are affected by GSD-2022-1005437?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005437?
No fix has been published for GSD-2022-1005437 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-2022-1005437 being exploited?
There is no known exploitation of GSD-2022-1005437 in the wild and no public exploit code.