CVE-2024-26661 drm/amd/display: Add NULL test for 'timing generator' in 'dcn21_set_pipe()'

What is CVE-2024-26661?

CVE-2024-26661 is a medium-severity vulnerability in Linux kernel, published on 2 Apr 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: Add NULL test for 'timing generator' in 'dcn21_set_pipe()'

In "u32 otg_inst = pipe_ctx->stream_res.tg->inst;" pipe_ctx->stream_res.tg could be NULL, it is relying on the caller to ensure the tg is not NULL.

Weakness: CWE-476

Which versions are affected by CVE-2024-26661?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-26661?

Apply the vendor's patch.

Is CVE-2024-26661 being exploited?

There is no known exploitation of CVE-2024-26661 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-59636, BELL-CVE-2024-26661, DEBIAN-CVE-2024-26661, GHSA-9xj7-mrgq-4ccq, ROOT-OS-DEBIAN-11-CVE-2024-26661, ROOT-OS-DEBIAN-12-CVE-2024-26661 and 1 more.