CVE-2024-38548

MEDIUM
Published Jun 19, 2024 Modified Apr 1, 2025 CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: drm: bridge: cdns-mhdp8546: Fix possible null pointer dereference In cdns_mhdp_atomic_enable(), the return value of drm_mode_duplicate() is assigned to mhdp_state->current_mode, and there is a dereference of it in drm_mode_set_name(), which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Fix this bug add a check of mhdp_state->current_mode.

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CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-476 CWE-476

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

https://git.kernel.org/stable/c/32fb2ef124c3301656ac6c789a2ef35ef69a66da https://git.kernel.org/stable/c/47889711da20be9b43e1e136e5cb68df37cbcc79 https://git.kernel.org/stable/c/85d1a27402f81f2e04b0e67d20f749c2a14edbb3 https://git.kernel.org/stable/c/89788cd9824c28ffcdea40232c458233353d1896 https://git.kernel.org/stable/c/935a92a1c400285545198ca2800a4c6c519c650a https://git.kernel.org/stable/c/ca53b7efd4ba6ae92fd2b3085cb099c745e96965 https://git.kernel.org/stable/c/dcf53e6103b26e7458be71491d0641f49fbd5840 https://git.kernel.org/stable/c/32fb2ef124c3301656ac6c789a2ef35ef69a66da https://git.kernel.org/stable/c/47889711da20be9b43e1e136e5cb68df37cbcc79 https://git.kernel.org/stable/c/85d1a27402f81f2e04b0e67d20f749c2a14edbb3 https://git.kernel.org/stable/c/89788cd9824c28ffcdea40232c458233353d1896 https://git.kernel.org/stable/c/935a92a1c400285545198ca2800a4c6c519c650a https://git.kernel.org/stable/c/ca53b7efd4ba6ae92fd2b3085cb099c745e96965 https://git.kernel.org/stable/c/dcf53e6103b26e7458be71491d0641f49fbd5840

Frequently Asked Questions

What is CVE-2024-38548? +
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: cdns-mhdp8546: Fix possible null pointer dereference In cdns_mhdp_atomic_enable(), the return value of drm_mode_duplicate() is assigned to mhdp_state->current_mode, and there is a dereference of it in drm_mode_set_name(), which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Fix this bug add a check of mhdp_state->current_mode. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2024-38548? +
CVE-2024-38548 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2024-38548? +
CVE-2024-38548 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-38548? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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