cve-2023-52860
Vulnerability from cvelistv5
Published
2024-05-21 15:31
Modified
2024-08-02 23:11
Severity
Summary
drivers/perf: hisi: use cpuhp_state_remove_instance_nocalls() for hisi_hns3_pmu uninit process
References
SourceURLTags
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3f5827371763f2d9c70719c270055a81d030f3d0
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4589403a343bb0c72a6faf5898386ff964d4e01a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/50b560783f7f71790bcf70e9e9855155fb0af8c1
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d04ff5437a45f275db5530efb49b68d0ec851f6f
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
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    "nvd": "{\"cve\":{\"id\":\"CVE-2023-52860\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-21T16:15:23.003\",\"lastModified\":\"2024-05-21T16:53:56.550\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrivers/perf: hisi: use cpuhp_state_remove_instance_nocalls() for hisi_hns3_pmu uninit process\\n\\nWhen tearing down a \u0027hisi_hns3\u0027 PMU, we mistakenly run the CPU hotplug\\ncallbacks after the device has been unregistered, leading to fireworks\\nwhen we try to execute empty function callbacks within the driver:\\n\\n  | Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000\\n  | CPU: 0 PID: 15 Comm: cpuhp/0 Tainted: G        W  O      5.12.0-rc4+ #1\\n  | Hardware name:  , BIOS KpxxxFPGA 1P B600 V143 04/22/2021\\n  | pstate: 80400009 (Nzcv daif +PAN -UAO -TCO BTYPE=--)\\n  | pc : perf_pmu_migrate_context+0x98/0x38c\\n  | lr : perf_pmu_migrate_context+0x94/0x38c\\n  |\\n  | Call trace:\\n  |  perf_pmu_migrate_context+0x98/0x38c\\n  |  hisi_hns3_pmu_offline_cpu+0x104/0x12c [hisi_hns3_pmu]\\n\\nUse cpuhp_state_remove_instance_nocalls() instead of\\ncpuhp_state_remove_instance() so that the notifiers don\u0027t execute after\\nthe PMU device has been unregistered.\\n\\n[will: Rewrote commit message]\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drivers/perf: hisi: use cpuhp_state_remove_instance_nocalls() para el proceso uninit hisi_hns3_pmu. Al derribar una PMU \u0027hisi_hns3\u0027, ejecutamos por error las devoluciones de llamadas de conexi\u00f3n en caliente de la CPU despu\u00e9s de que el dispositivo haya sido anulado del registro, lo que lleva a a fuegos artificiales cuando intentamos ejecutar devoluciones de llamadas de funciones vac\u00edas dentro del controlador: | No se puede manejar la desreferencia del puntero NULL del kernel en la direcci\u00f3n virtual 0000000000000000 | CPU: 0 PID: 15 Comunicaciones: cpuhp/0 Contaminado: GWO 5.12.0-rc4+ #1 | Nombre del hardware: , BIOS KpxxxFPGA 1P B600 V143 22/04/2021 | pstate: 80400009 (Nzcv daif +PAN -UAO -TCO BTYPE=--) | ordenador personal: perf_pmu_migrate_context+0x98/0x38c | lr: perf_pmu_migrate_context+0x94/0x38c | | Rastreo de llamadas: | perf_pmu_migrate_context+0x98/0x38c | hisi_hns3_pmu_offline_cpu+0x104/0x12c [hisi_hns3_pmu] Utilice cpuhp_state_remove_instance_nocalls() en lugar de cpuhp_state_remove_instance() para que los notificadores no se ejecuten despu\u00e9s de que el dispositivo PMU haya sido anulado del registro. [will: reescribir\u00e1 el mensaje de confirmaci\u00f3n]\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/3f5827371763f2d9c70719c270055a81d030f3d0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4589403a343bb0c72a6faf5898386ff964d4e01a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/50b560783f7f71790bcf70e9e9855155fb0af8c1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d04ff5437a45f275db5530efb49b68d0ec851f6f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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