{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-44984", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-08-21T05:34:56.670Z", "datePublished": "2024-09-04T19:54:33.487Z", "dateUpdated": "2024-11-05T09:43:29.225Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-11-05T09:43:29.225Z"}, "descriptions": [{"lang": "en", "value": "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"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c"], "versions": [{"version": "578fcfd26e2a", "lessThan": "fa4e6ae38574", "status": "affected", "versionType": "git"}, {"version": "578fcfd26e2a", "lessThan": "95a305ba259b", "status": "affected", "versionType": "git"}, {"version": "578fcfd26e2a", "lessThan": "8baeef7616d5", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c"], "versions": [{"version": "6.6", "status": "affected"}, {"version": "0", "lessThan": "6.6", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.48", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10.7", "lessThanOrEqual": "6.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/fa4e6ae38574d0fc5596272bee64727d8ab7052b"}, {"url": "https://git.kernel.org/stable/c/95a305ba259b685780ed62ea2295aa2feb2d6c0c"}, {"url": "https://git.kernel.org/stable/c/8baeef7616d5194045c5a6b97fd1246b87c55b13"}], "title": "bnxt_en: Fix double DMA unmapping for XDP_REDIRECT", "x_generator": {"engine": "bippy-9e1c9544281a"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F83B546B-6FA2-483D-A14D-3C7EB9CAD99D", "versionEndExcluding": "6.6.48", "versionStartIncluding": "6.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D2AFDFD1-D95A-4EB7-843B-5E7659518B67", "versionEndExcluding": "6.10.7", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*", "matchCriteriaId": "8B3CE743-2126-47A3-8B7C-822B502CF119", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*", "matchCriteriaId": "4DEB27E7-30AA-45CC-8934-B89263EF3551", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*", "matchCriteriaId": "E0005AEF-856E-47EB-BFE4-90C46899394D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*", "matchCriteriaId": "39889A68-6D34-47A6-82FC-CD0BF23D6754", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bnxt_en: Se ha corregido la doble anulaci\u00f3n de la asignaci\u00f3n de DMA para XDP_REDIRECT. Se ha eliminado la llamada dma_unmap_page_attrs() en la ruta de c\u00f3digo XDP_REDIRECT del controlador. Esto deber\u00eda haberse eliminado cuando dejamos que el grupo de p\u00e1ginas se encargara de la asignaci\u00f3n de DMA. Este error provoca la advertencia: ADVERTENCIA: CPU: 7 PID: 59 en drivers/iommu/dma-iommu.c:1198 iommu_dma_unmap_page+0xd5/0x100 CPU: 7 PID: 59 Comm: ksoftirqd/7 Contaminado: GW 6.8.0-1010-gcp #11-Ubuntu Nombre del hardware: Dell Inc. PowerEdge R7525/0PYVT1, BIOS 2.15.2 04/02/2024 RIP: 0010:iommu_dma_unmap_page+0xd5/0x100 C\u00f3digo: 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 &lt;0f&gt; 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d 31 c0 31 d2 31 c9 RSP: 0018:ffffab1fc0597a48 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff99ff838280c8 RCX: 000000000000000 RDX: 0000000000000000 RSI: 00000000000000000 RDI: 0000000000000000 RBP: ffffab1fc0597a78 R08: 0000000000000002 R09: ffffab1fc0597c1c R10: ffffab1fc0597cd3 R11: ffff99ffe375acd8 R12: 00000000e65b9000 R13: 0000000000000050 R14: 0000000000001000 R15: 0000000000000002 FS: 000000000000000(0000) GS:ffff9a06efb80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000565c34c37210 CR3: 00000005c7e3e000 CR4: 0000000000350ef0 ? mostrar_regs+0x6d/0x80 ? __warn+0x89/0x150 ? iommu_dma_unmap_page+0xd5/0x100 ? informar_error+0x16a/0x190 ? manejar_error+0x51/0xa0 ? dma_unmap_page_attrs+0x55/0x220 ? bpf_prog_4d7e87c0d30db711_xdp_dispatcher+0x64/0x9f bnxt_rx_xdp+0x237/0x520 [bnxt_es] bnxt_rx_pkt+0x640/0xdd0 [bnxt_es] __bnxt_poll_work+0x1a1/0x3d0 [bnxt_es] bnxt_poll+0xaa/0x1e0 [bnxt_es] __napi_poll+0x33/0x1e0 net_rx_action+0x18a/0x2f0"}], "id": "CVE-2024-44984", "lastModified": "2024-10-10T16:48:56.167", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-09-04T20:15:07.717", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8baeef7616d5194045c5a6b97fd1246b87c55b13"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/95a305ba259b685780ed62ea2295aa2feb2d6c0c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fa4e6ae38574d0fc5596272bee64727d8ab7052b"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "kernel: bnxt_en: Fix double DMA unmapping for XDP_REDIRECT", "id": "2309847", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2309847"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-1341", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nbnxt_en: Fix double DMA unmapping for XDP_REDIRECT\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:\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", "A flaw was found in the bnxt_en module in the Linux kernel. A double DMA unmapping can trigger a kernel warning and cause a denial of service."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-44984", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-09-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-44984\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-44984\nhttps://lore.kernel.org/linux-cve-announce/2024090445-CVE-2024-44984-43ea@gregkh/T"], "statement": "The bnxt_en module in the Linux kernel as shipped in Red Hat Enterprise Linux 8 is not affected by this vulnerability because the vulnerable code was introduced in a newer version of the Linux kernel.", "threat_severity": "Moderate"}