CVE-2024-57905 iio: adc: ti-ads1119: fix information leak in triggered buffer

High 7.1 Published Updated

A local attacker can read uninitialized kernel memory via the TI ADS1119 ADC driver due to a struct padding leak.

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-2024-57905?

CVE-2024-57905 is a high-severity vulnerability in Linux kernel, published on 19 Jan 2025. 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:

iio: adc: ti-ads1119: fix information leak in triggered buffer

The 'scan' local struct is used to push data to user space from a triggered buffer, but it has a hole between the sample (unsigned int) and the timestamp. This hole is never initialized.

Initialize the struct to zero before using it to avoid pushing uninitialized information to userspace.

Weakness: CWE-908

Which versions are affected by CVE-2024-57905?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-57905?

Apply the vendor's patch.

Is CVE-2024-57905 being exploited?

There is no known exploitation of CVE-2024-57905 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-57905, DEBIAN-CVE-2024-57905, GHSA-cm46-j2rc-99mf, UBUNTU-CVE-2024-57905.

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