GSD-2023-1000896 ext4: fix deadlock due to mbcache entry corruption
A race condition in the ext4 filesystem can cause a deadlock, leading to denial of service for local attackers.
- 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-2023-1000896?
GSD-2023-1000896 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ext4: fix deadlock due to mbcache entry corruption
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 v5.15.87 by commit 5bc0b2fda4b47c86278f7c6d30c211f425bf51cf, it was introduced in version v4.6 by commit 6048c64b26097a0ffbd966866b599f990e674e9b. For more details please see the references link.
Which versions are affected by GSD-2023-1000896?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000896?
No fix has been published for GSD-2023-1000896 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000896 being exploited?
There is no known exploitation of GSD-2023-1000896 in the wild and no public exploit code.