CVE-2026-23418
Memory Leak in Linux Kernel drm/xe Component on xa_store Failure
Publication date: 2026-04-03
Last updated on: 2026-04-24
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | 6.14 |
| linux | linux_kernel | From 6.19 (inc) to 6.19.7 (exc) |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | From 6.14.1 (inc) to 6.18.17 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-401 | The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a memory leak in the Linux kernel related to the drm/xe/reg_sr component. Specifically, when the function xa_store() fails, the newly allocated entry is not freed, causing a memory leak on the error path. The fix involves freeing the allocated entry when xa_store() fails to prevent this leak.
How can this vulnerability impact me? :
A memory leak in the kernel can lead to increased memory usage over time, potentially causing system instability or degraded performance. If the leak is exploited or occurs frequently, it could exhaust system memory resources, leading to crashes or denial of service.