fkie_cve-2024-26834
Vulnerability from fkie_nvd
Published
2024-04-17 10:15
Modified
2025-04-02 13:18
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_flow_offload: release dst in case direct xmit path is used Direct xmit does not use it since it calls dev_queue_xmit() to send packets, hence it calls dst_release(). kmemleak reports: unreferenced object 0xffff88814f440900 (size 184): comm "softirq", pid 0, jiffies 4294951896 hex dump (first 32 bytes): 00 60 5b 04 81 88 ff ff 00 e6 e8 82 ff ff ff ff .`[............. 21 0b 50 82 ff ff ff ff 00 00 00 00 00 00 00 00 !.P............. backtrace (crc cb2bf5d6): [<000000003ee17107>] kmem_cache_alloc+0x286/0x340 [<0000000021a5de2c>] dst_alloc+0x43/0xb0 [<00000000f0671159>] rt_dst_alloc+0x2e/0x190 [<00000000fe5092c9>] __mkroute_output+0x244/0x980 [<000000005fb96fb0>] ip_route_output_flow+0xc0/0x160 [<0000000045367433>] nf_ip_route+0xf/0x30 [<0000000085da1d8e>] nf_route+0x2d/0x60 [<00000000d1ecd1cb>] nft_flow_route+0x171/0x6a0 [nft_flow_offload] [<00000000d9b2fb60>] nft_flow_offload_eval+0x4e8/0x700 [nft_flow_offload] [<000000009f447dbb>] expr_call_ops_eval+0x53/0x330 [nf_tables] [<00000000072e1be6>] nft_do_chain+0x17c/0x840 [nf_tables] [<00000000d0551029>] nft_do_chain_inet+0xa1/0x210 [nf_tables] [<0000000097c9d5c6>] nf_hook_slow+0x5b/0x160 [<0000000005eccab1>] ip_forward+0x8b6/0x9b0 [<00000000553a269b>] ip_rcv+0x221/0x230 [<00000000412872e5>] __netif_receive_skb_one_core+0xfe/0x110
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/13b57b5cd591d5b22f9bbf047b2922967de411f3Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2d17cf10179a7de6d8f0128168b84ad0b4a1863fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8762785f459be1cfe6fcf7285c123aad6a3703f0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9256ab9232e35a16af9c30fa4e522e6d1bd3605aPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a6cafdb49a7bbf4a88367db209703eee6941e023Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/13b57b5cd591d5b22f9bbf047b2922967de411f3Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/2d17cf10179a7de6d8f0128168b84ad0b4a1863fPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/8762785f459be1cfe6fcf7285c123aad6a3703f0Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/9256ab9232e35a16af9c30fa4e522e6d1bd3605aPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/a6cafdb49a7bbf4a88367db209703eee6941e023Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 6.8
linux linux_kernel 6.8
linux linux_kernel 6.8
linux linux_kernel 6.8
linux linux_kernel 6.8


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A0B51637-34FC-474F-8640-2361C61E7DD2",
              "versionEndExcluding": "6.6.19",
              "versionStartIncluding": "6.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "575EE16B-67F2-4B5B-B5F8-1877715C898B",
              "versionEndExcluding": "6.7.7",
              "versionStartIncluding": "6.7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "B9F4EA73-0894-400F-A490-3A397AB7A517",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "056BD938-0A27-4569-B391-30578B309EE3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "F02056A5-B362-4370-9FF8-6F0BD384D520",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*",
              "matchCriteriaId": "62075ACE-B2A0-4B16-829D-B3DA5AE5CC41",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*",
              "matchCriteriaId": "A780F817-2A77-4130-A9B7-5C25606314E3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_flow_offload: release dst in case direct xmit path is used\n\nDirect xmit does not use it since it calls dev_queue_xmit() to send\npackets, hence it calls dst_release().\n\nkmemleak reports:\n\nunreferenced object 0xffff88814f440900 (size 184):\n  comm \"softirq\", pid 0, jiffies 4294951896\n  hex dump (first 32 bytes):\n    00 60 5b 04 81 88 ff ff 00 e6 e8 82 ff ff ff ff  .`[.............\n    21 0b 50 82 ff ff ff ff 00 00 00 00 00 00 00 00  !.P.............\n  backtrace (crc cb2bf5d6):\n    [\u003c000000003ee17107\u003e] kmem_cache_alloc+0x286/0x340\n    [\u003c0000000021a5de2c\u003e] dst_alloc+0x43/0xb0\n    [\u003c00000000f0671159\u003e] rt_dst_alloc+0x2e/0x190\n    [\u003c00000000fe5092c9\u003e] __mkroute_output+0x244/0x980\n    [\u003c000000005fb96fb0\u003e] ip_route_output_flow+0xc0/0x160\n    [\u003c0000000045367433\u003e] nf_ip_route+0xf/0x30\n    [\u003c0000000085da1d8e\u003e] nf_route+0x2d/0x60\n    [\u003c00000000d1ecd1cb\u003e] nft_flow_route+0x171/0x6a0 [nft_flow_offload]\n    [\u003c00000000d9b2fb60\u003e] nft_flow_offload_eval+0x4e8/0x700 [nft_flow_offload]\n    [\u003c000000009f447dbb\u003e] expr_call_ops_eval+0x53/0x330 [nf_tables]\n    [\u003c00000000072e1be6\u003e] nft_do_chain+0x17c/0x840 [nf_tables]\n    [\u003c00000000d0551029\u003e] nft_do_chain_inet+0xa1/0x210 [nf_tables]\n    [\u003c0000000097c9d5c6\u003e] nf_hook_slow+0x5b/0x160\n    [\u003c0000000005eccab1\u003e] ip_forward+0x8b6/0x9b0\n    [\u003c00000000553a269b\u003e] ip_rcv+0x221/0x230\n    [\u003c00000000412872e5\u003e] __netif_receive_skb_one_core+0xfe/0x110"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netfilter: nft_flow_offload: libera dst en caso de que se use la ruta de xmit directa Direct xmit no la usa ya que llama a dev_queue_xmit() para enviar paquetes, por lo tanto llama a dst_release(). informes kmemleak: objeto sin referencia 0xffff88814f440900 (tama\u00f1o 184): comm \"softirq\", pid 0, jiffies 4294951896 volcado hexadecimal (primeros 32 bytes): 00 60 5b 04 81 88 ff ff 00 e6 e8 82 ff ff ff ff .`[.. ........... 21 0b 50 82 ff ff ff ff 00 00 00 00 00 00 00 00 !.P................. retroceso (crc cb2bf5d6): [ \u0026lt;000000003ee17107\u0026gt;] kmem_cache_alloc+0x286/0x340 [\u0026lt;0000000021a5de2c\u0026gt;] dst_alloc+0x43/0xb0 [\u0026lt;00000000f0671159\u0026gt;] rt_dst_alloc+0x2e/0x190 [\u0026lt;00000000fe50 92c9\u0026gt;] __mkroute_output+0x244/0x980 [\u0026lt;000000005fb96fb0\u0026gt;] ip_route_output_flow+0xc0/0x160 [ \u0026lt;0000000045367433\u0026gt;] nf_ip_route+0xf/0x30 [\u0026lt;0000000085da1d8e\u0026gt;] nf_route+0x2d/0x60 [\u0026lt;00000000d1ecd1cb\u0026gt;] nft_flow_route+0x171/0x6a0 [nft_flow_offload] 0000d9b2fb60\u0026gt;] nft_flow_offload_eval+0x4e8/0x700 [nft_flow_offload] [\u0026lt;000000009f447dbb\u0026gt;] expr_call_ops_eval+0x53/0x330 [nf_tables] [\u0026lt;00000000072e1be6\u0026gt;] nft_do_chain+0x17c/0x840 [nf_tables] [\u0026lt;00000000d0551029\u0026gt;] nft_do_chain_inet+0xa1/0x210 [nf_tables] [ \u0026lt;0000000097c9d5c6\u0026gt;] nf_hook_slow+0x5b/0x160 [\u0026lt;0000000005eccab1\u0026gt;] ip_forward +0x8b6/0x9b0 [\u0026lt;00000000553a269b\u0026gt;] ip_rcv+0x221/0x230 [\u0026lt;00000000412872e5\u0026gt;] __netif_receive_skb_one_core+0xfe/0x110"
    }
  ],
  "id": "CVE-2024-26834",
  "lastModified": "2025-04-02T13:18:50.803",
  "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": "2024-04-17T10:15:09.617",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/13b57b5cd591d5b22f9bbf047b2922967de411f3"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/2d17cf10179a7de6d8f0128168b84ad0b4a1863f"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/8762785f459be1cfe6fcf7285c123aad6a3703f0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/9256ab9232e35a16af9c30fa4e522e6d1bd3605a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/a6cafdb49a7bbf4a88367db209703eee6941e023"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/13b57b5cd591d5b22f9bbf047b2922967de411f3"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/2d17cf10179a7de6d8f0128168b84ad0b4a1863f"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/8762785f459be1cfe6fcf7285c123aad6a3703f0"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/9256ab9232e35a16af9c30fa4e522e6d1bd3605a"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/a6cafdb49a7bbf4a88367db209703eee6941e023"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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