CVE-2024-50289 media: av7110: fix a spectre vulnerability

Medium 5.5 Published Updated

A Spectre vulnerability in the Linux kernel av7110 media driver allows local attackers to potentially read sensitive memory.

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-2024-50289?

CVE-2024-50289 is a medium-severity vulnerability in Linux kernel, published on 19 Nov 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:

media: av7110: fix a spectre vulnerability

As warned by smatch: drivers/staging/media/av7110/av7110_ca.c:270 dvb_ca_ioctl() warn: potential spectre issue 'av7110->ci_slot' [w] (local cap)

There is a spectre-related vulnerability at the code. Fix it.

Which versions are affected by CVE-2024-50289?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-50289?

Apply the vendor's patch.

Is CVE-2024-50289 being exploited?

There is no known exploitation of CVE-2024-50289 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-50289, DEBIAN-CVE-2024-50289, GHSA-q4xx-hhq8-9f85, ROOT-OS-DEBIAN-11-CVE-2024-50289, ROOT-OS-DEBIAN-12-CVE-2024-50289, ROOT-OS-UBUNTU-2204-CVE-2024-50289 and 1 more.

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