CVE-2024-40907

{"id": "CVE-2024-40907", "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": "2024-07-12T13:15:13.987", "references": [{"url": "https://git.kernel.org/stable/c/491aee894a08bc9b8bb52e7363b9d4bc6403f363", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8812aa35f3e930f61074b9c1ecea26f354992c21", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nionic: fix kernel panic in XDP_TX action\n\nIn the XDP_TX path, ionic driver sends a packet to the TX path with rx\npage and corresponding dma address.\nAfter tx is done, ionic_tx_clean() frees that page.\nBut RX ring buffer isn't reset to NULL.\nSo, it uses a freed page, which causes kernel panic.\n\nBUG: unable to handle page fault for address: ffff8881576c110c\nPGD 773801067 P4D 773801067 PUD 87f086067 PMD 87efca067 PTE 800ffffea893e060\nOops: Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC KASAN NOPTI\nCPU: 1 PID: 25 Comm: ksoftirqd/1 Not tainted 6.9.0+ #11\nHardware name: ASUS System Product Name/PRIME Z690-P D4, BIOS 0603 11/01/2021\nRIP: 0010:bpf_prog_f0b8caeac1068a55_balancer_ingress+0x3b/0x44f\nCode: 00 53 41 55 41 56 41 57 b8 01 00 00 00 48 8b 5f 08 4c 8b 77 00 4c 89 f7 48 83 c7 0e 48 39 d8\nRSP: 0018:ffff888104e6fa28 EFLAGS: 00010283\nRAX: 0000000000000002 RBX: ffff8881576c1140 RCX: 0000000000000002\nRDX: ffffffffc0051f64 RSI: ffffc90002d33048 RDI: ffff8881576c110e\nRBP: ffff888104e6fa88 R08: 0000000000000000 R09: ffffed1027a04a23\nR10: 0000000000000000 R11: 0000000000000000 R12: ffff8881b03a21a8\nR13: ffff8881589f800f R14: ffff8881576c1100 R15: 00000001576c1100\nFS: 0000000000000000(0000) GS:ffff88881ae00000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: ffff8881576c110c CR3: 0000000767a90000 CR4: 00000000007506f0\nPKRU: 55555554\nCall Trace:\n<TASK>\n? __die+0x20/0x70\n? page_fault_oops+0x254/0x790\n? __pfx_page_fault_oops+0x10/0x10\n? __pfx_is_prefetch.constprop.0+0x10/0x10\n? search_bpf_extables+0x165/0x260\n? fixup_exception+0x4a/0x970\n? exc_page_fault+0xcb/0xe0\n? asm_exc_page_fault+0x22/0x30\n? 0xffffffffc0051f64\n? bpf_prog_f0b8caeac1068a55_balancer_ingress+0x3b/0x44f\n? do_raw_spin_unlock+0x54/0x220\nionic_rx_service+0x11ab/0x3010 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\n? ionic_tx_clean+0x29b/0xc60 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\n? __pfx_ionic_tx_clean+0x10/0x10 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\n? __pfx_ionic_rx_service+0x10/0x10 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\n? ionic_tx_cq_service+0x25d/0xa00 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\n? __pfx_ionic_rx_service+0x10/0x10 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\nionic_cq_service+0x69/0x150 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\nionic_txrx_napi+0x11a/0x540 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]\n__napi_poll.constprop.0+0xa0/0x440\nnet_rx_action+0x7e7/0xc30\n? __pfx_net_rx_action+0x10/0x10"}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: ionic: corrige el p\u00e1nico del kernel en la acci\u00f3n XDP_TX En la ruta XDP_TX, el controlador ionic env\u00eda un paquete a la ruta TX con la p\u00e1gina rx y la direcci\u00f3n dma correspondiente. Una vez finalizada la transmisi\u00f3n, ionic_tx_clean() libera esa p\u00e1gina. Pero el b\u00fafer de anillo RX no se restablece a NULL. Por lo tanto, utiliza una p\u00e1gina liberada, lo que provoca p\u00e1nico en el kernel. ERROR: no se puede manejar el error de p\u00e1gina para la direcci\u00f3n: ffff8881576c110c PGD 773801067 P4D 773801067 PUD 87f086067 PMD 87efca067 PTE 800ffffea893e060 Ups: Ups: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC KASAN NOPTI CPU: 1 PID: 25 Comunicaciones: ksoftirqd/1 No contaminado 6.9. 0+ #11 Nombre del hardware: Nombre del producto del sistema ASUS/PRIME Z690-P D4, BIOS 0603 01/11/2021 RIP: 0010:bpf_prog_f0b8caeac1068a55_balancer_ingress+0x3b/0x44f C\u00f3digo: 00 53 41 55 41 56 41 57 b8 01 0 00 00 48 8b 5f 08 4c 8b 77 00 4c 89 f7 48 83 c7 0e 48 39 d8 RSP: 0018:ffff888104e6fa28 EFLAGS: 00010283 RAX: 0000000000000002 RBX: ffff8881576c1140 RCX: 0000000000000002 RDX: ffffffffc0051f64 RSI: ffffc90002d33048 RDI: ffff8881576c110e RBP: ffff888104e6fa88 R08: 0000000000000000 R09 : ffffed1027a04a23 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881b03a21a8 R13: ffff8881589f800f R14: ffff8881576c1100 R15: 0001576c1100 FS: 0000000000000000(0000) GS:ffff88881ae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 ffff8881576c110c CR3: 0000000767a90000 CR4: 00000000007506f0 PKRU: 55555554 Seguimiento de llamadas: ? __morir+0x20/0x70 ? page_fault_oops+0x254/0x790? __pfx_page_fault_oops+0x10/0x10? __pfx_is_prefetch.constprop.0+0x10/0x10 ? search_bpf_extables+0x165/0x260? fixup_exception+0x4a/0x970? exc_page_fault+0xcb/0xe0? asm_exc_page_fault+0x22/0x30? 0xffffffffc0051f64? bpf_prog_f0b8caeac1068a55_balancer_ingress+0x3b/0x44f? do_raw_spin_unlock+0x54/0x220 ionic_rx_service+0x11ab/0x3010 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]? ionic_tx_clean+0x29b/0xc60 [i\u00f3nico 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]? __pfx_ionic_tx_clean+0x10/0x10 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]? __pfx_ionic_rx_service+0x10/0x10 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]? ionic_tx_cq_service+0x25d/0xa00 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864]? __pfx_ionic_rx_service+0x10/0x10 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864] ionic_cq_service+0x69/0x150 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864] x_napi+0x11a/0x540 [ionic 9180c3001ab627d82bbc5f3ebe8a0decaf6bb864] __napi_poll.constprop.0+0xa0/0x440 net_rx_action+0x7e7/0xc30 ? __pfx_net_rx_action+0x10/0x10"}], "lastModified": "2024-08-29T14:48:30.593", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A2E0E6CD-2DC0-4E5C-9037-9A023960B2F9", "versionEndExcluding": "6.9.6", "versionStartIncluding": "6.9"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2EBB4392-5FA6-4DA9-9772-8F9C750109FA"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "331C2F14-12C7-45D5-893D-8C52EE38EA10"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}