GSD-2022-1008317 btrfs: fix inode list leak during backref walking at resolve_indirect_refs()
A memory leak in the btrfs filesystem during backref walking can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1008317?
GSD-2022-1008317 is a memory corruption vulnerability in Kernel, published on 8 Dec 2022.
Official description
btrfs: fix inode list leak during backref walking at resolve_indirect_refs()
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 v4.14.299 by commit b1dc9019bb5f89abae85645de1a2dd4830c1f8e9, it was introduced in version v3.5 by commit 3301958b7c1dae8f0f5ded63aa881e0b71e78464. For more details please see the references link.
Which versions are affected by GSD-2022-1008317?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008317?
No fix has been published for GSD-2022-1008317 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-2022-1008317 being exploited?
There is no known exploitation of GSD-2022-1008317 in the wild and no public exploit code.