GSD-2023-1001055 fs/ntfs3: Fix slab-out-of-bounds read in ntfs_trim_fs
A slab-out-of-bounds read in the Linux kernel NTFS3 driver allows local attackers to cause denial of service or leak memory.
- 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-2023-1001055?
GSD-2023-1001055 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
fs/ntfs3: Fix slab-out-of-bounds read in ntfs_trim_fs
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 v5.15.86 by commit ab53749c32db90eeb4495227c998d21dc07ad8c1, it was introduced in version v5.15 by commit 3f3b442b5ad2455507c9bfdacf39a3792eb3a6d0. For more details please see the references link.
Which versions are affected by GSD-2023-1001055?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001055?
No fix has been published for GSD-2023-1001055 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-2023-1001055 being exploited?
There is no known exploitation of GSD-2023-1001055 in the wild and no public exploit code.