{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-12T09:55:55.332","vulnerabilities":[{"cve":{"id":"CVE-2025-38322","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-07-10T09:15:26.240","lastModified":"2025-12-19T16:49:52.877","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nperf/x86/intel: Fix crash in icl_update_topdown_event()\n\nThe perf_fuzzer found a hard-lockup crash on a RaptorLake machine:\n\n  Oops: general protection fault, maybe for address 0xffff89aeceab400: 0000\n  CPU: 23 UID: 0 PID: 0 Comm: swapper/23\n  Tainted: [W]=WARN\n  Hardware name: Dell Inc. Precision 9660/0VJ762\n  RIP: 0010:native_read_pmc+0x7/0x40\n  Code: cc e8 8d a9 01 00 48 89 03 5b cd cc cc cc cc 0f 1f ...\n  RSP: 000:fffb03100273de8 EFLAGS: 00010046\n  ....\n  Call Trace:\n    <TASK>\n    icl_update_topdown_event+0x165/0x190\n    ? ktime_get+0x38/0xd0\n    intel_pmu_read_event+0xf9/0x210\n    __perf_event_read+0xf9/0x210\n\nCPUs 16-23 are E-core CPUs that don't support the perf metrics feature.\nThe icl_update_topdown_event() should not be invoked on these CPUs.\n\nIt's a regression of commit:\n\n  f9bdf1f95339 (\"perf/x86/intel: Avoid disable PMU if !cpuc->enabled in sample read\")\n\nThe bug introduced by that commit is that the is_topdown_event() function\nis mistakenly used to replace the is_topdown_count() call to check if the\ntopdown functions for the perf metrics feature should be invoked.\n\nFix it."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: perf/x86/intel: Se corrige un fallo en icl_update_topdown_event(). perf_fuzzer encontró un fallo de bloqueo duro en una máquina RaptorLake: Oops: fallo de protección general, tal vez para la dirección 0xffff89aeceab400: 0000 CPU: 23 UID: 0 PID: 0 Comm: swapper/23 Tainted: [W]=WARN Nombre del hardware: Dell Inc. Precision 9660/0VJ762 RIP: 0010:native_read_pmc+0x7/0x40 Código: cc e8 8d a9 01 00 48 89 03 5b cd cc cc cc cc 0f 1f ... RSP: 000:fffb03100273de8 EFLAGS: 00010046 .... Seguimiento de llamadas:  icl_update_topdown_event+0x165/0x190 ? ktime_get+0x38/0xd0 intel_pmu_read_event+0xf9/0x210 __perf_event_read+0xf9/0x210 Las CPU 16-23 son CPU de núcleo E que no admiten la función de métricas de rendimiento. No se debe invocar icl_update_topdown_event() en estas CPU. Es una regresión del commit: f9bdf1f95339 (\"perf/x86/intel: Evitar deshabilitar PMU si !cpuc-&gt;enabled en la lectura de muestra\") El error introducido por esa confirmación es que la función is_topdown_event() se usa por error para reemplazar la llamada is_topdown_count() para verificar si se deben invocar las funciones descendentes para la característica de métricas de rendimiento. Arréglenlo."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.134","versionEndExcluding":"6.1.149","matchCriteriaId":"25082A2B-CB07-47D3-AFE8-0647DF0D5497"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.87","versionEndExcluding":"6.6.101","matchCriteriaId":"91527AD9-A3C0-4A86-AF66-23C28304A423"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.23","versionEndExcluding":"6.12.49","matchCriteriaId":"CEA46DF8-9AB0-4AF6-ABFB-3777449567B3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13.11","versionEndExcluding":"6.14","matchCriteriaId":"124AE182-7E9F-4410-9E08-5976ED49C6A4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14.2","versionEndExcluding":"6.15.4","matchCriteriaId":"E7371F9A-2504-4474-8E53-56CDC9C5C9AF"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:*","matchCriteriaId":"6D4894DB-CCFE-4602-B1BF-3960B2E19A01"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:*","matchCriteriaId":"09709862-E348-4378-8632-5A7813EDDC86"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","matchCriteriaId":"FA6FEEC2-9F11-4643-8827-749718254FED"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/702ea6028032d6c1fe96c2d4762a3575e3654819","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/79e2dd573116d3338507c311460da9669095c94d","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/a85cc69acdcb05f8cd226b8ea0778b8e2e887e6f","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/b0823d5fbacb1c551d793cbfe7af24e0d1fa45ed","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/e97c45c770f5e56c784a46c2a96ab968d26b97d9","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}