GSD-2023-1001354 udf: Avoid double brelse() in udf_rename()
A double release bug in the Linux kernel UDF filesystem can cause a use-after-free, potentially leading to system crashes or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Local or same network only
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2023-1001354?
GSD-2023-1001354 is an use after free vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network.
Official description
udf: Avoid double brelse() in udf_rename()
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 v5.10.163 by commit 40dba68d418237b1ae2beaa06d46a94dd946278e. For more details please see the references link.
Which versions are affected by GSD-2023-1001354?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001354?
No fix has been published for GSD-2023-1001354 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2023-1001354 being exploited?
There is no known exploitation of GSD-2023-1001354 in the wild and no public exploit code.