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https://github.com/fkie-cad/nvd-json-data-feeds.git
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37 lines
5.0 KiB
JSON
37 lines
5.0 KiB
JSON
{
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"id": "CVE-2024-35959",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2024-05-20T10:15:11.123",
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"lastModified": "2024-05-20T13:00:04.957",
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"vulnStatus": "Awaiting Analysis",
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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/mlx5e: Fix mlx5e_priv_init() cleanup flow\n\nWhen mlx5e_priv_init() fails, the cleanup flow calls mlx5e_selq_cleanup which\ncalls mlx5e_selq_apply() that assures that the `priv->state_lock` is held using\nlockdep_is_held().\n\nAcquire the state_lock in mlx5e_selq_cleanup().\n\nKernel log:\n=============================\nWARNING: suspicious RCU usage\n6.8.0-rc3_net_next_841a9b5 #1 Not tainted\n-----------------------------\ndrivers/net/ethernet/mellanox/mlx5/core/en/selq.c:124 suspicious rcu_dereference_protected() usage!\n\nother info that might help us debug this:\n\nrcu_scheduler_active = 2, debug_locks = 1\n2 locks held by systemd-modules/293:\n #0: ffffffffa05067b0 (devices_rwsem){++++}-{3:3}, at: ib_register_client+0x109/0x1b0 [ib_core]\n #1: ffff8881096c65c0 (&device->client_data_rwsem){++++}-{3:3}, at: add_client_context+0x104/0x1c0 [ib_core]\n\nstack backtrace:\nCPU: 4 PID: 293 Comm: systemd-modules Not tainted 6.8.0-rc3_net_next_841a9b5 #1\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\nCall Trace:\n <TASK>\n dump_stack_lvl+0x8a/0xa0\n lockdep_rcu_suspicious+0x154/0x1a0\n mlx5e_selq_apply+0x94/0xa0 [mlx5_core]\n mlx5e_selq_cleanup+0x3a/0x60 [mlx5_core]\n mlx5e_priv_init+0x2be/0x2f0 [mlx5_core]\n mlx5_rdma_setup_rn+0x7c/0x1a0 [mlx5_core]\n rdma_init_netdev+0x4e/0x80 [ib_core]\n ? mlx5_rdma_netdev_free+0x70/0x70 [mlx5_core]\n ipoib_intf_init+0x64/0x550 [ib_ipoib]\n ipoib_intf_alloc+0x4e/0xc0 [ib_ipoib]\n ipoib_add_one+0xb0/0x360 [ib_ipoib]\n add_client_context+0x112/0x1c0 [ib_core]\n ib_register_client+0x166/0x1b0 [ib_core]\n ? 0xffffffffa0573000\n ipoib_init_module+0xeb/0x1a0 [ib_ipoib]\n do_one_initcall+0x61/0x250\n do_init_module+0x8a/0x270\n init_module_from_file+0x8b/0xd0\n idempotent_init_module+0x17d/0x230\n __x64_sys_finit_module+0x61/0xb0\n do_syscall_64+0x71/0x140\n entry_SYSCALL_64_after_hwframe+0x46/0x4e\n </TASK>"
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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 resolvi\u00f3 la siguiente vulnerabilidad: net/mlx5e: corrige el flujo de limpieza de mlx5e_priv_init(). Cuando falla mlx5e_priv_init(), el flujo de limpieza llama a mlx5e_selq_cleanup, que llama a mlx5e_selq_apply() y garantiza que se mantenga `priv->state_lock`. usando lockdep_is_held(). Adquiera state_lock en mlx5e_selq_cleanup(). Registro del kernel: ============================= ADVERTENCIA: uso sospechoso de RCU 6.8.0-rc3_net_next_841a9b5 #1 No contaminado ---- ------------------------- drivers/net/ethernet/mellanox/mlx5/core/en/selq.c:124 \u00a1Uso sospechoso de rcu_dereference_protected()! otra informaci\u00f3n que podr\u00eda ayudarnos a depurar esto: rcu_scheduler_active = 2, debug_locks = 1 2 bloqueos mantenidos por systemd-modules/293: #0: ffffffffa05067b0 (devices_rwsem){++++}-{3:3}, en: ib_register_client+ 0x109/0x1b0 [ib_core] #1: ffff8881096c65c0 (&device->client_data_rwsem){++++}-{3:3}, en: add_client_context+0x104/0x1c0 [ib_core] seguimiento de pila: CPU: 4 PID: 293 Comunicaciones: systemd-modules No est\u00e1 contaminado 6.8.0-rc3_net_next_841a9b5 #1 Nombre del hardware: PC est\u00e1ndar QEMU (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 01/04/2014 Seguimiento de llamadas: dump_stack_lvl+0x8a/0xa0 lockdep_rcu_suspicious+0x154/0x1a0 mlx5e_selq_apply+0x94/0xa0 [mlx5_core] mlx5e_selq_cleanup+0x3a/0x60 [mlx5_core] mlx5e_priv_init+0x2be/0x2f0 [mlx5_ n\u00facleo] mlx5_rdma_setup_rn+0x7c/0x1a0 [mlx5_core] rdma_init_netdev+0x4e/0x80 [ib_core] ? mlx5_rdma_netdev_free+0x70/0x70 [mlx5_core] ipoib_intf_init+0x64/0x550 [ib_ipoib] ipoib_intf_alloc+0x4e/0xc0 [ib_ipoib] ipoib_add_one+0xb0/0x360 [ib_ipoib] add_client_context+0x112/0 x1c0 [ib_core] ib_register_client+0x166/0x1b0 [ib_core]? 0xffffffffa0573000 ipoib_init_module+0xeb/0x1a0 [ib_ipoib] do_one_initcall+0x61/0x250 do_init_module+0x8a/0x270 init_module_from_file+0x8b/0xd0 idempotent_init_module+0x17d/0x230 sys_finit_module+0x61/0xb0 do_syscall_64+0x71/0x140 Entry_SYSCALL_64_after_hwframe+0x46/0x4e "
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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/6bd77865fda662913dcb5722a66a773840370aa7",
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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/ad26f26abd353113dea4e8d5ebadccdab9b61e76",
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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/ecb829459a841198e142f72fadab56424ae96519",
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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/f9ac93b6f3de34aa0bb983b9be4f69ca50fc70f3",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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} |