CVE-2024-27045 drm/amd/display: Fix a potential buffer overflow in 'dp_dsc_clock_en_read()'

What is CVE-2024-27045?

CVE-2024-27045 is a high-severity memory corruption vulnerability in Linux kernel, published on 1 May 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:

drm/amd/display: Fix a potential buffer overflow in 'dp_dsc_clock_en_read()'

Tell snprintf() to store at most 10 bytes in the output buffer instead of 30.

Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_debugfs.c:1508 dp_dsc_clock_en_read() error: snprintf() is printing too much 30 vs 10

Weakness: CWE-120

Which versions are affected by CVE-2024-27045?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-27045?

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-2024-27045 being exploited?

There is no known exploitation of CVE-2024-27045 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-40331, BELL-CVE-2024-27045, DEBIAN-CVE-2024-27045, GHSA-rmch-28qm-wpc4, UBUNTU-CVE-2024-27045.