CVE-2024-0841 Kernel: hugetlbfs: null pointer dereference in hugetlbfs_fill_super function

Medium 6.6 Published Updated

A local attacker can trigger a null pointer dereference in the Linux kernel hugetlbfs module, causing a system crash or potential privilege escalation.

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-2024-0841?

CVE-2024-0841 is a medium-severity vulnerability in Linux kernel, published on 28 Jan 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A null pointer dereference flaw was found in the hugetlbfs_fill_super function in the Linux kernel hugetlbfs (HugeTLB pages) functionality. This issue may allow a local user to crash the system or potentially escalate their privileges on the system.

Weakness: CWE-476

Which versions are affected by CVE-2024-0841?

It affects 2 products.

Products include Linux kernel, Redhat Enterprise Linux.

How do I fix CVE-2024-0841?

Apply the vendor's patch.

Is CVE-2024-0841 being exploited?

There is no known exploitation of CVE-2024-0841 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-0841, DEBIAN-CVE-2024-0841, GHSA-9827-m264-fw2m, UBUNTU-CVE-2024-0841.

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