CVE-2024-53062 media: mgb4: protect driver against spectre
A Spectre vulnerability in the mgb4 media driver allows local attackers to potentially read sensitive kernel memory via speculative execution side channels.
- 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-2024-53062?
CVE-2024-53062 is a high-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: mgb4: protect driver against spectre
Frequency range is set from sysfs via frequency_range_store(), being vulnerable to spectre, as reported by smatch:
drivers/media/pci/mgb4/mgb4_cmt.c:231 mgb4_cmt_set_vin_freq_range() warn: potential spectre issue 'cmt_vals_in' [r] drivers/media/pci/mgb4/mgb4_cmt.c:238 mgb4_cmt_set_vin_freq_range() warn: possible spectre second half. 'reg_set'
Fix it.
Which versions are affected by CVE-2024-53062?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-53062?
Apply the vendor's patch.
Is CVE-2024-53062 being exploited?
There is no known exploitation of CVE-2024-53062 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-53062, DEBIAN-CVE-2024-53062, GHSA-69h8-v2gw-h8q9, UBUNTU-CVE-2024-53062.