GSD-2022-1003294 md: fix double free of io_acct_set bioset
A double free vulnerability in the Linux kernel's md driver can lead to system crashes or potential code execution, requiring a kernel patch.
- 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-2022-1003294?
GSD-2022-1003294 is an use after free vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
md: fix double free of io_acct_set bioset
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 v5.15.46 by commit 36a2fc44c574a59ee3b5e2cb327182f227b2b07e, it was introduced in version v5.15.17 by commit 00e3d58f50a875343124bcf5a9637520a492b0d1. For more details please see the references link.
Which versions are affected by GSD-2022-1003294?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003294?
No fix has been published for GSD-2022-1003294 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1003294 being exploited?
There is no known exploitation of GSD-2022-1003294 in the wild and no public exploit code.