cve-2024-42146
Vulnerability from cvelistv5
Published
2024-07-30 07:46
Modified
2024-12-19 09:14
Severity ?
Summary
drm/xe: Add outer runtime_pm protection to xe_live_ktest@xe_dma_buf
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0888d15ea45ba8ef4508edd1123ea5ad95b58994Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f9116f658a6217b101e3b4e89f845775b6fb05d9Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/0888d15ea45ba8ef4508edd1123ea5ad95b58994Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/f9116f658a6217b101e3b4e89f845775b6fb05d9Patch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe: Add outer runtime_pm protection to xe_live_ktest@xe_dma_buf\n\nAny kunit doing any memory access should get their own runtime_pm\nouter references since they don\u0027t use the standard driver API\nentries. In special this dma_buf from the same driver.\n\nFound by pre-merge CI on adding WARN calls for unprotected\ninner callers:\n\n\u003c6\u003e [318.639739]     # xe_dma_buf_kunit: running xe_test_dmabuf_import_same_driver\n\u003c4\u003e [318.639957] ------------[ cut here ]------------\n\u003c4\u003e [318.639967] xe 0000:4d:00.0: Missing outer runtime PM protection\n\u003c4\u003e [318.640049] WARNING: CPU: 117 PID: 3832 at drivers/gpu/drm/xe/xe_pm.c:533 xe_pm_runtime_get_noresume+0x48/0x60 [xe]"
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