CVE-2024-26610 wifi: iwlwifi: fix a memory corruption

High 7.8 Published Updated

A memory corruption vulnerability in the Linux kernel's iwlwifi driver allows attackers to write past buffer boundaries, potentially leading to code execution or system crashes.

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-2024-26610?

CVE-2024-26610 is a high-severity memory corruption vulnerability in Linux kernel, published on 29 Feb 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

wifi: iwlwifi: fix a memory corruption

iwl_fw_ini_trigger_tlv::data is a pointer to a __le32, which means that if we copy to iwl_fw_ini_trigger_tlv::data + offset while offset is in bytes, we'll write past the buffer.

Weakness: CWE-787

Which versions are affected by CVE-2024-26610?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-26610?

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-2024-26610 being exploited?

There is no known exploitation of CVE-2024-26610 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-26610, DEBIAN-CVE-2024-26610, GHSA-pj2q-rq9j-ffq5, UBUNTU-CVE-2024-26610.

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