Answer in brief
CVE-2024-26661 records a Medium severity (CVSS 5.5) vulnerability in drm/amd/display: Add NULL test for 'timing generator' in 'dcn21_set_pipe()'. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | 5.9 | Not reported |
| Linux/Linuxgeneric | >=474ac4a875ca6fea3fc5183d3ad22ef7523dca53 <e3bc103045c51271c3e7a808efb187a354678b7d || >=474ac4a875ca6fea3fc5183d3ad22ef7523dca53 <3f3c237a706580326d3b7a1b97697e5031ca4667 || >=474ac4a875ca6fea3fc5183d3ad22ef7523dca53 <39f24c08363af1cd945abad84e3c87fd3e3c845a || >=474ac4a875ca6fea3fc5183d3ad22ef7523dca53 <66951d98d9bf45ba25acf37fe0747253fafdf298 | e3bc103045c51271c3e7a808efb187a354678b7d, 3f3c237a706580326d3b7a1b97697e5031ca4667, 39f24c08363af1cd945abad84e3c87fd3e3c845a, 66951d98d9bf45ba25acf37fe0747253fafdf298 |
Published upstream
Apr 2, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 30, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Oct 30, 2026
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.
Quoted source text, attributed separately from HOL analysis.