2024-11-05 19:03:21 +00:00
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{
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"id": "CVE-2024-50136",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2024-11-05T18:15:16.213",
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2024-11-06 19:03:22 +00:00
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"lastModified": "2024-11-06T18:17:17.287",
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"vulnStatus": "Awaiting Analysis",
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2024-11-05 19:03:21 +00:00
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"cveTags": [],
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Unregister notifier on eswitch init failure\n\nIt otherwise remains registered and a subsequent attempt at eswitch\nenabling might trigger warnings of the sort:\n\n[ 682.589148] ------------[ cut here ]------------\n[ 682.590204] notifier callback eswitch_vport_event [mlx5_core] already registered\n[ 682.590256] WARNING: CPU: 13 PID: 2660 at kernel/notifier.c:31 notifier_chain_register+0x3e/0x90\n[...snipped]\n[ 682.610052] Call Trace:\n[ 682.610369] <TASK>\n[ 682.610663] ? __warn+0x7c/0x110\n[ 682.611050] ? notifier_chain_register+0x3e/0x90\n[ 682.611556] ? report_bug+0x148/0x170\n[ 682.611977] ? handle_bug+0x36/0x70\n[ 682.612384] ? exc_invalid_op+0x13/0x60\n[ 682.612817] ? asm_exc_invalid_op+0x16/0x20\n[ 682.613284] ? notifier_chain_register+0x3e/0x90\n[ 682.613789] atomic_notifier_chain_register+0x25/0x40\n[ 682.614322] mlx5_eswitch_enable_locked+0x1d4/0x3b0 [mlx5_core]\n[ 682.614965] mlx5_eswitch_enable+0xc9/0x100 [mlx5_core]\n[ 682.615551] mlx5_device_enable_sriov+0x25/0x340 [mlx5_core]\n[ 682.616170] mlx5_core_sriov_configure+0x50/0x170 [mlx5_core]\n[ 682.616789] sriov_numvfs_store+0xb0/0x1b0\n[ 682.617248] kernfs_fop_write_iter+0x117/0x1a0\n[ 682.617734] vfs_write+0x231/0x3f0\n[ 682.618138] ksys_write+0x63/0xe0\n[ 682.618536] do_syscall_64+0x4c/0x100\n[ 682.618958] entry_SYSCALL_64_after_hwframe+0x4b/0x53"
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2024-11-06 19:03:22 +00:00
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},
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{
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"lang": "es",
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"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/mlx5: Anular el registro del notificador en caso de error de inicializaci\u00f3n de eswitch De lo contrario, permanece registrado y un intento posterior de habilitar eswitch podr\u00eda generar advertencias del tipo: [ 682.589148] ------------[ cortar aqu\u00ed ]------------ [ 682.590204] devoluci\u00f3n de llamada del notificador eswitch_vport_event [mlx5_core] ya registrado [ 682.590256] ADVERTENCIA: CPU: 13 PID: 2660 en kernel/notifier.c:31 notifier_chain_register+0x3e/0x90 [...cortado] [ 682.610052] Rastreo de llamada: [ 682.610369] [ 682.610663] ? __warn+0x7c/0x110 [ 682.611050] ? notifier_chain_register+0x3e/0x90 [ 682.611556] ? report_bug+0x148/0x170 [ 682.611977] ? handle_bug+0x36/0x70 [ 682.612384] ? exc_invalid_op+0x13/0x60 [ 682.612817] ? asm_exc_invalid_op+0x16/0x20 [ 682.613284] ? notifier_chain_register+0x3e/0x90 [ 682.613789] atomic_notifier_chain_register+0x25/0x40 [ 682.614322] mlx5_eswitch_enable_locked+0x1d4/0x3b0 [mlx5_core] [ 682.614965] mlx5_eswitch_enable+0xc9/0x100 [mlx5_core] [ 682.615551] mlx5_device_enable_sriov+0x25/0x340 [mlx5_core] [ 682.616170] mlx5_core_sriov_configure+0x50/0x170 [mlx5_core] [ 682.616789] sriov_numvfs_store+0xb0/0x1b0 [ 682.617248] kernfs_fop_write_iter+0x117/0x1a0 [ 682.617734] vfs_write+0x231/0x3f0 [ 682.618138] ksys_write+0x63/0xe0 [ 682.618536] do_syscall_64+0x4c/0x100 [ 682.618958] entry_SYSCALL_64_after_hwframe+0x4b/0x53"
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2024-11-05 19:03:21 +00:00
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}
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],
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"metrics": {},
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/1da9cfd6c41c2e6bbe624d0568644e1521c33e12",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/599147722c5778c96292e2fbff4103abbdb45b1f",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/9f2ccb6f3888bec45c00121ee43e4e72423b12c1",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/e58fb7ddbab6635191c26dea1af26b91cce00866",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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}
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