{"api_version":"1","generated_at":"2026-09-16T11:33:35+00:00","cve":"CVE-2026-89590","urls":{"html":"https://cve.report/CVE-2026-89590","api":"https://cve.report/api/cve/CVE-2026-89590.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-89590","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-89590"},"summary":{"title":"accel/rocket: Fix error path handling in rocket_job_run()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\naccel/rocket: Fix error path handling in rocket_job_run()\n\nIn rocket_job_run(), after taking an extra fence reference for\njob->done_fence via dma_fence_get(), the error paths have three bugs:\n\n- The dma_fence reference held by job->done_fence is never released,\n  causing a reference leak.\n- pm_runtime_get_sync() increments the usage counter even on failure,\n  but the error path does not decrement it, leaking the runtime PM\n  reference and preventing the NPU from suspending.\n- A valid but unsignaled fence is returned to the DRM scheduler,\n  which triggers WARN(\"Fence ... released with pending signals!\")\n  when the scheduler drops its reference.\n\nFix by replacing pm_runtime_get_sync() with pm_runtime_resume_and_get()\nwhich auto-balances the usage counter on failure, releasing both fence\nreferences on error, and returning ERR_PTR(ret) instead of the\nunsignaled fence.\n\n[tomeu: Refactored error paths to use consolidated goto labels]","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-11 20:19:43","updated_at":"2026-09-11 20:19:43"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/9b2dedadf6a91ac3fc9fae268bb556a041222711","name":"https://git.kernel.org/stable/c/9b2dedadf6a91ac3fc9fae268bb556a041222711","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7d6fa298c23495b805004f5f446497b661998fa5","name":"https://git.kernel.org/stable/c/7d6fa298c23495b805004f5f446497b661998fa5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9ad8821573a36bcd18c84dbca3027802b0ea062f","name":"https://git.kernel.org/stable/c/9ad8821573a36bcd18c84dbca3027802b0ea062f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-89590","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89590","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0810d5ad88a18f1e6d549853a388ad0316f74e36 9ad8821573a36bcd18c84dbca3027802b0ea062f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0810d5ad88a18f1e6d549853a388ad0316f74e36 7d6fa298c23495b805004f5f446497b661998fa5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0810d5ad88a18f1e6d549853a388ad0316f74e36 9b2dedadf6a91ac3fc9fae268bb556a041222711 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.50 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.4 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"89590","cve":"CVE-2026-89590","epss":"0.001660000","percentile":"0.061610000","score_date":"2026-09-14","updated_at":"2026-09-15 00:00:43"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/accel/rocket/rocket_job.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"9ad8821573a36bcd18c84dbca3027802b0ea062f","status":"affected","version":"0810d5ad88a18f1e6d549853a388ad0316f74e36","versionType":"git"},{"lessThan":"7d6fa298c23495b805004f5f446497b661998fa5","status":"affected","version":"0810d5ad88a18f1e6d549853a388ad0316f74e36","versionType":"git"},{"lessThan":"9b2dedadf6a91ac3fc9fae268bb556a041222711","status":"affected","version":"0810d5ad88a18f1e6d549853a388ad0316f74e36","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/accel/rocket/rocket_job.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.50","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.50","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.4","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"6.18","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\naccel/rocket: Fix error path handling in rocket_job_run()\n\nIn rocket_job_run(), after taking an extra fence reference for\njob->done_fence via dma_fence_get(), the error paths have three bugs:\n\n- The dma_fence reference held by job->done_fence is never released,\n  causing a reference leak.\n- pm_runtime_get_sync() increments the usage counter even on failure,\n  but the error path does not decrement it, leaking the runtime PM\n  reference and preventing the NPU from suspending.\n- A valid but unsignaled fence is returned to the DRM scheduler,\n  which triggers WARN(\"Fence ... released with pending signals!\")\n  when the scheduler drops its reference.\n\nFix by replacing pm_runtime_get_sync() with pm_runtime_resume_and_get()\nwhich auto-balances the usage counter on failure, releasing both fence\nreferences on error, and returning ERR_PTR(ret) instead of the\nunsignaled fence.\n\n[tomeu: Refactored error paths to use consolidated goto labels]"}],"providerMetadata":{"dateUpdated":"2026-09-11T19:44:54.328Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/9ad8821573a36bcd18c84dbca3027802b0ea062f"},{"url":"https://git.kernel.org/stable/c/7d6fa298c23495b805004f5f446497b661998fa5"},{"url":"https://git.kernel.org/stable/c/9b2dedadf6a91ac3fc9fae268bb556a041222711"}],"title":"accel/rocket: Fix error path handling in rocket_job_run()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-89590","datePublished":"2026-09-11T19:44:54.328Z","dateReserved":"2026-09-11T19:38:34.730Z","dateUpdated":"2026-09-11T19:44:54.328Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-11 20:19:43","lastModifiedDate":"2026-09-11 20:19:43","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"89590","Ordinal":"1","Title":"accel/rocket: Fix error path handling in rocket_job_run()","CVE":"CVE-2026-89590","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"89590","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\naccel/rocket: Fix error path handling in rocket_job_run()\n\nIn rocket_job_run(), after taking an extra fence reference for\njob->done_fence via dma_fence_get(), the error paths have three bugs:\n\n- The dma_fence reference held by job->done_fence is never released,\n  causing a reference leak.\n- pm_runtime_get_sync() increments the usage counter even on failure,\n  but the error path does not decrement it, leaking the runtime PM\n  reference and preventing the NPU from suspending.\n- A valid but unsignaled fence is returned to the DRM scheduler,\n  which triggers WARN(\"Fence ... released with pending signals!\")\n  when the scheduler drops its reference.\n\nFix by replacing pm_runtime_get_sync() with pm_runtime_resume_and_get()\nwhich auto-balances the usage counter on failure, releasing both fence\nreferences on error, and returning ERR_PTR(ret) instead of the\nunsignaled fence.\n\n[tomeu: Refactored error paths to use consolidated goto labels]","Type":"Description","Title":"accel/rocket: Fix error path handling in rocket_job_run()"}]}}}