CVE-2022-48423 Memory corruption in n/a
An out-of-bounds write in the Linux kernel NTFS3 driver allows attackers to potentially execute code or escalate privileges via crafted filesystem attributes.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-48423?
CVE-2022-48423 is a high-severity memory corruption vulnerability in Linux kernel, published on 19 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel before 6.1.3, fs/ntfs3/record.c does not validate resident attribute names. An out-of-bounds write may occur.
Weakness: CWE-787
Which versions are affected by CVE-2022-48423?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-48423?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-48423 being exploited?
There is no known exploitation of CVE-2022-48423 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-25694, DEBIAN-CVE-2022-48423, GHSA-v3fg-qxxf-34w3, UBUNTU-CVE-2022-48423.