CVE-2024-35959

{"id": "CVE-2024-35959", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-05-20T10:15:11.123", "references": [{"url": "https://git.kernel.org/stable/c/6bd77865fda662913dcb5722a66a773840370aa7", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ad26f26abd353113dea4e8d5ebadccdab9b61e76", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ecb829459a841198e142f72fadab56424ae96519", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f9ac93b6f3de34aa0bb983b9be4f69ca50fc70f3", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6bd77865fda662913dcb5722a66a773840370aa7", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/ad26f26abd353113dea4e8d5ebadccdab9b61e76", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/ecb829459a841198e142f72fadab56424ae96519", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/f9ac93b6f3de34aa0bb983b9be4f69ca50fc70f3", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-459"}]}], "descriptions": [{"lang": "en", "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>"}, {"lang": "es", "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-&gt;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 (&amp;device-&gt;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 "}], "lastModified": "2025-09-23T17:48:29.130", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0B5ACDAC-479C-4CAE-BAA6-D6F0E5575D48", "versionEndExcluding": "6.1.87", "versionStartIncluding": "5.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8D6315B0-B3BA-406C-B0DB-51D9A63753F0", "versionEndExcluding": "6.6.28", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "531BDFB5-EF6A-4707-902E-146368303499", "versionEndExcluding": "6.8.7", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "22BEDD49-2C6D-402D-9DBF-6646F6ECD10B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DF73CB2A-DFFD-46FB-9BFE-AA394F27EA37"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "52048DDA-FC5A-4363-95A0-A6357B4D7F8C"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}