GSD-2022-1004194 btrfs: zoned: fix a leaked bioc in read_zone_info
A memory leak in the Linux kernel's btrfs zoned mode can lead to resource exhaustion and 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-2022-1004194?
GSD-2022-1004194 is a memory corruption vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
btrfs: zoned: fix a leaked bioc in read_zone_info
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 v5.18.13 by commit 02fc3a6ed7873e85c037ea9b67614780713966d7, it was introduced in version v5.12 by commit 7db1c5d14dcd521bef1780b79dcc68b3968447a9. For more details please see the references link.
Which versions are affected by GSD-2022-1004194?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004194?
No fix has been published for GSD-2022-1004194 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-2022-1004194 being exploited?
There is no known exploitation of GSD-2022-1004194 in the wild and no public exploit code.