GSD-2023-1001566 hfs: fix OOB Read in __hfs_brec_find
An out-of-bounds read in the HFS filesystem driver allows attackers to cause denial of service or disclose memory contents.
- 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-2023-1001566?
GSD-2023-1001566 is a memory corruption 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
hfs: fix OOB Read in __hfs_brec_find
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 v4.9.337 by commit 8c40f2dbae603ef0bd21e87c63f54ec59fd88256. For more details please see the references link.
Which versions are affected by GSD-2023-1001566?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001566?
No fix has been published for GSD-2023-1001566 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-2023-1001566 being exploited?
There is no known exploitation of GSD-2023-1001566 in the wild and no public exploit code.