{"cve":{"cve_id":"CVE-2024-44984","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00737,"epss_percentile":0.5151,"epss_as_of":"2026-08-28","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Fix double DMA unmapping for XDP_REDIRECT\n\nRemove the dma_unmap_page_attrs() call in the driver's XDP_REDIRECT\ncode path.  This should have been removed when we let the page pool\nhandle the DMA mapping.  This bug causes the warning:\n\nWARNING: CPU: 7 PID: 59 at drivers/iommu/dma-iommu.c:1198 iommu_dma_unmap_page+0xd5/0x100\nCPU: 7 PID: 59 Comm: ksoftirqd/7 Tainted: G        W          6.8.0-1010-gcp #11-Ubuntu\nHardware name: Dell Inc. PowerEdge R7525/0PYVT1, BIOS 2.15.2 04/02/2024\nRIP: 0010:iommu_dma_unmap_page+0xd5/0x100\nCode: 89 ee 48 89 df e8 cb f2 69 ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d 31 c0 31 d2 31 c9 31 f6 31 ff 45 31 c0 e9 ab 17 71 00 <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d 31 c0 31 d2 31 c9\nRSP: 0018:ffffab1fc0597a48 EFLAGS: 00010246\nRAX: 0000000000000000 RBX: ffff99ff838280c8 RCX: 0000000000000000\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\nRBP: ffffab1fc0597a78 R08: 0000000000000002 R09: ffffab1fc0597c1c\nR10: ffffab1fc0597cd3 R11: ffff99ffe375acd8 R12: 00000000e65b9000\nR13: 0000000000000050 R14: 0000000000001000 R15: 0000000000000002\nFS:  0000000000000000(0000) GS:ffff9a06efb80000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000565c34c37210 CR3: 00000005c7e3e000 CR4: 0000000000350ef0\n? show_regs+0x6d/0x80\n? __warn+0x89/0x150\n? iommu_dma_unmap_page+0xd5/0x100\n? report_bug+0x16a/0x190\n? handle_bug+0x51/0xa0\n? exc_invalid_op+0x18/0x80\n? iommu_dma_unmap_page+0xd5/0x100\n? iommu_dma_unmap_page+0x35/0x100\ndma_unmap_page_attrs+0x55/0x220\n? bpf_prog_4d7e87c0d30db711_xdp_dispatcher+0x64/0x9f\nbnxt_rx_xdp+0x237/0x520 [bnxt_en]\nbnxt_rx_pkt+0x640/0xdd0 [bnxt_en]\n__bnxt_poll_work+0x1a1/0x3d0 [bnxt_en]\nbnxt_poll+0xaa/0x1e0 [bnxt_en]\n__napi_poll+0x33/0x1e0\nnet_rx_action+0x18a/0x2f0","published_at":"2024-09-04T19:54:33.487000Z","last_modified_at":"2026-08-04T11:20:06.330000Z","cvss_v3_score":10.0,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://git.kernel.org/stable/c/fa4e6ae38574d0fc5596272bee64727d8ab7052b","https://git.kernel.org/stable/c/95a305ba259b685780ed62ea2295aa2feb2d6c0c","https://git.kernel.org/stable/c/8baeef7616d5194045c5a6b97fd1246b87c55b13"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-08-04T17:40:08.314153Z"},"effective_severity":"CRITICAL","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"578fcfd26e2a1d0e687b347057959228567e2af8","version_start_inclusive":true,"version_end":"fa4e6ae38574d0fc5596272bee64727d8ab7052b","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:578fcfd26e2a1d0e687b347057959228567e2af8:fa4e6ae38574d0fc5596272bee64727d8ab7052b"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"578fcfd26e2a1d0e687b347057959228567e2af8","version_start_inclusive":true,"version_end":"95a305ba259b685780ed62ea2295aa2feb2d6c0c","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:578fcfd26e2a1d0e687b347057959228567e2af8:95a305ba259b685780ed62ea2295aa2feb2d6c0c"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"578fcfd26e2a1d0e687b347057959228567e2af8","version_start_inclusive":true,"version_end":"8baeef7616d5194045c5a6b97fd1246b87c55b13","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:578fcfd26e2a1d0e687b347057959228567e2af8:8baeef7616d5194045c5a6b97fd1246b87c55b13"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"6.6","version_start_inclusive":true,"version_end":"6.6","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6:6.6"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.6","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.6"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.48","version_start_inclusive":true,"version_end":"6.6.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6.48:6.6.*"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"6.10.7","version_start_inclusive":true,"version_end":"6.10.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.10.7:6.10.*"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux","product_name":"Linux","version_start":"6.11","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.11:*"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux-kernel","product_name":"linux_kernel","version_start":"6.6","version_start_inclusive":true,"version_end":"6.6.48","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux-kernel","product_name":"linux_kernel","version_start":"6.11","version_start_inclusive":true,"version_end":"6.11","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux-kernel","product_name":"linux_kernel","version_start":"6.11","version_start_inclusive":true,"version_end":"6.11","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux-kernel","product_name":"linux_kernel","version_start":"6.11","version_start_inclusive":true,"version_end":"6.11","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*"},{"vendor_slug":"linux","vendor_name":"linux","product_slug":"linux-kernel","product_name":"linux_kernel","version_start":"6.11","version_start_inclusive":true,"version_end":"6.11","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/fa4e6ae38574d0fc5596272bee64727d8ab7052b","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/95a305ba259b685780ed62ea2295aa2feb2d6c0c","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/8baeef7616d5194045c5a6b97fd1246b87c55b13","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2024-09-04T19:54:33.487000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-08-04T10:17:26.045475Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-08-04T10:17:26.045475Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-08-04T10:17:26.045475Z","label":"CVSS score revised","source":"cvelistv5"}]}