{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a5a05fbef4a0dfe45fe03b2f1d02ba23aebf5384",
              "status": "affected",
              "version": "2151fe0830fdb951f8ecfcfe67306fdef2366aa0",
              "versionType": "git"
            },
            {
              "lessThan": "38147073c96dce8c7e142ce0e5f305a420a729ba",
              "status": "affected",
              "version": "2151fe0830fdb951f8ecfcfe67306fdef2366aa0",
              "versionType": "git"
            },
            {
              "lessThan": "ac257c43fa615d22180916074feed803b8bb8cb0",
              "status": "affected",
              "version": "2151fe0830fdb951f8ecfcfe67306fdef2366aa0",
              "versionType": "git"
            },
            {
              "lessThan": "7781e32984cde65549bedc3201537e253297c98d",
              "status": "affected",
              "version": "2151fe0830fdb951f8ecfcfe67306fdef2366aa0",
              "versionType": "git"
            },
            {
              "lessThan": "6d81ea3765dfa6c8a20822613c81edad1c4a16a0",
              "status": "affected",
              "version": "2151fe0830fdb951f8ecfcfe67306fdef2366aa0",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.4"
            },
            {
              "lessThan": "5.4",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.225",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.155",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.79",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.225",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.155",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.79",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.9",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Fix possible crash in bnxt_hwrm_set_coal()\n\nDuring the error recovery sequence, the rtnl_lock is not held for the\nentire duration and some datastructures may be freed during the sequence.\nCheck for the BNXT_STATE_OPEN flag instead of netif_running() to ensure\nthat the device is fully operational before proceeding to reconfigure\nthe coalescing settings.\n\nThis will fix a possible crash like this:\n\nBUG: unable to handle kernel NULL pointer dereference at 0000000000000000\nPGD 0 P4D 0\nOops: 0000 [#1] SMP NOPTI\nCPU: 10 PID: 181276 Comm: ethtool Kdump: loaded Tainted: G          IOE    --------- -  - 4.18.0-348.el8.x86_64 #1\nHardware name: Dell Inc. PowerEdge R740/0F9N89, BIOS 2.3.10 08/15/2019\nRIP: 0010:bnxt_hwrm_set_coal+0x1fb/0x2a0 [bnxt_en]\nCode: c2 66 83 4e 22 08 66 89 46 1c e8 10 cb 00 00 41 83 c6 01 44 39 b3 68 01 00 00 0f 8e a3 00 00 00 48 8b 93 c8 00 00 00 49 63 c6 \u003c48\u003e 8b 2c c2 48 8b 85 b8 02 00 00 48 85 c0 74 2e 48 8b 74 24 08 f6\nRSP: 0018:ffffb11c8dcaba50 EFLAGS: 00010246\nRAX: 0000000000000000 RBX: ffff8d168a8b0ac0 RCX: 00000000000000c5\nRDX: 0000000000000000 RSI: ffff8d162f72c000 RDI: ffff8d168a8b0b28\nRBP: 0000000000000000 R08: b6e1f68a12e9a7eb R09: 0000000000000000\nR10: 0000000000000001 R11: 0000000000000037 R12: ffff8d168a8b109c\nR13: ffff8d168a8b10aa R14: 0000000000000000 R15: ffffffffc01ac4e0\nFS:  00007f3852e4c740(0000) GS:ffff8d24c0080000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000000000000 CR3: 000000041b3ee003 CR4: 00000000007706e0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nPKRU: 55555554\nCall Trace:\n ethnl_set_coalesce+0x3ce/0x4c0\n genl_family_rcv_msg_doit.isra.15+0x10f/0x150\n genl_family_rcv_msg+0xb3/0x160\n ? coalesce_fill_reply+0x480/0x480\n genl_rcv_msg+0x47/0x90\n ? genl_family_rcv_msg+0x160/0x160\n netlink_rcv_skb+0x4c/0x120\n genl_rcv+0x24/0x40\n netlink_unicast+0x196/0x230\n netlink_sendmsg+0x204/0x3d0\n sock_sendmsg+0x4c/0x50\n __sys_sendto+0xee/0x160\n ? syscall_trace_enter+0x1d3/0x2c0\n ? __audit_syscall_exit+0x249/0x2a0\n __x64_sys_sendto+0x24/0x30\n do_syscall_64+0x5b/0x1a0\n entry_SYSCALL_64_after_hwframe+0x65/0xca\nRIP: 0033:0x7f38524163bb"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:47:21.177Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a5a05fbef4a0dfe45fe03b2f1d02ba23aebf5384"
        },
        {
          "url": "https://git.kernel.org/stable/c/38147073c96dce8c7e142ce0e5f305a420a729ba"
        },
        {
          "url": "https://git.kernel.org/stable/c/ac257c43fa615d22180916074feed803b8bb8cb0"
        },
        {
          "url": "https://git.kernel.org/stable/c/7781e32984cde65549bedc3201537e253297c98d"
        },
        {
          "url": "https://git.kernel.org/stable/c/6d81ea3765dfa6c8a20822613c81edad1c4a16a0"
        }
      ],
      "title": "bnxt_en: Fix possible crash in bnxt_hwrm_set_coal()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49869",
    "datePublished": "2025-05-01T14:10:20.501Z",
    "dateReserved": "2025-05-01T14:05:17.237Z",
    "dateUpdated": "2025-05-04T08:47:21.177Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49869\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:11.830\",\"lastModified\":\"2025-05-07T13:22:08.883\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nbnxt_en: Fix possible crash in bnxt_hwrm_set_coal()\\n\\nDuring the error recovery sequence, the rtnl_lock is not held for the\\nentire duration and some datastructures may be freed during the sequence.\\nCheck for the BNXT_STATE_OPEN flag instead of netif_running() to ensure\\nthat the device is fully operational before proceeding to reconfigure\\nthe coalescing settings.\\n\\nThis will fix a possible crash like this:\\n\\nBUG: unable to handle kernel NULL pointer dereference at 0000000000000000\\nPGD 0 P4D 0\\nOops: 0000 [#1] SMP NOPTI\\nCPU: 10 PID: 181276 Comm: ethtool Kdump: loaded Tainted: G          IOE    --------- -  - 4.18.0-348.el8.x86_64 #1\\nHardware name: Dell Inc. PowerEdge R740/0F9N89, BIOS 2.3.10 08/15/2019\\nRIP: 0010:bnxt_hwrm_set_coal+0x1fb/0x2a0 [bnxt_en]\\nCode: c2 66 83 4e 22 08 66 89 46 1c e8 10 cb 00 00 41 83 c6 01 44 39 b3 68 01 00 00 0f 8e a3 00 00 00 48 8b 93 c8 00 00 00 49 63 c6 \u003c48\u003e 8b 2c c2 48 8b 85 b8 02 00 00 48 85 c0 74 2e 48 8b 74 24 08 f6\\nRSP: 0018:ffffb11c8dcaba50 EFLAGS: 00010246\\nRAX: 0000000000000000 RBX: ffff8d168a8b0ac0 RCX: 00000000000000c5\\nRDX: 0000000000000000 RSI: ffff8d162f72c000 RDI: ffff8d168a8b0b28\\nRBP: 0000000000000000 R08: b6e1f68a12e9a7eb R09: 0000000000000000\\nR10: 0000000000000001 R11: 0000000000000037 R12: ffff8d168a8b109c\\nR13: ffff8d168a8b10aa R14: 0000000000000000 R15: ffffffffc01ac4e0\\nFS:  00007f3852e4c740(0000) GS:ffff8d24c0080000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 0000000000000000 CR3: 000000041b3ee003 CR4: 00000000007706e0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nPKRU: 55555554\\nCall Trace:\\n ethnl_set_coalesce+0x3ce/0x4c0\\n genl_family_rcv_msg_doit.isra.15+0x10f/0x150\\n genl_family_rcv_msg+0xb3/0x160\\n ? coalesce_fill_reply+0x480/0x480\\n genl_rcv_msg+0x47/0x90\\n ? genl_family_rcv_msg+0x160/0x160\\n netlink_rcv_skb+0x4c/0x120\\n genl_rcv+0x24/0x40\\n netlink_unicast+0x196/0x230\\n netlink_sendmsg+0x204/0x3d0\\n sock_sendmsg+0x4c/0x50\\n __sys_sendto+0xee/0x160\\n ? syscall_trace_enter+0x1d3/0x2c0\\n ? __audit_syscall_exit+0x249/0x2a0\\n __x64_sys_sendto+0x24/0x30\\n do_syscall_64+0x5b/0x1a0\\n entry_SYSCALL_64_after_hwframe+0x65/0xca\\nRIP: 0033:0x7f38524163bb\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bnxt_en: Se corrige un posible fallo en bnxt_hwrm_set_coal(). Durante la secuencia de recuperaci\u00f3n de errores, el bloqueo rtnl_lock no se mantiene durante toda la secuencia y algunas estructuras de datos podr\u00edan liberarse durante la misma. Compruebe el indicador BNXT_STATE_OPEN en lugar de netif_running() para asegurarse de que el dispositivo est\u00e9 completamente operativo antes de reconfigurar los ajustes de coalescencia. Esto solucionar\u00e1 un posible fallo como este: ERROR: no se puede controlar la desreferencia del puntero NULL del n\u00facleo en 0000000000000000 PGD 0 P4D 0 Oops: 0000 [#1] SMP NOPTI CPU: 10 PID: 181276 Comm: ethtool Kdump: cargado Tainted: G IOE --------- - - 4.18.0-348.el8.x86_64 #1 Nombre del hardware: Dell Inc. PowerEdge R740/0F9N89, BIOS 2.3.10 15/08/2019 RIP: 0010:bnxt_hwrm_set_coal+0x1fb/0x2a0 [bnxt_en] C\u00f3digo: c2 66 83 4e 22 08 66 89 46 1c e8 10 cb 00 00 41 83 c6 01 44 39 b3 68 01 00 00 0f 8e a3 00 00 00 48 8b 93 c8 00 00 00 49 63 c6 \u0026lt;48\u0026gt; 8b 2c c2 48 8b 85 b8 02 00 00 48 85 c0 74 2e 48 8b 74 24 08 f6 RSP: 0018:ffffb11c8dcaba50 EFLAGS: 00010246 RAX: 000000000000000 RBX: ffff8d168a8b0ac0 RCX: 00000000000000c5 RDX: 0000000000000000 RSI: ffff8d162f72c000 RDI: ffff8d168a8b0b28 RBP: 0000000000000000 R08: b6e1f68a12e9a7eb R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000037 R12: ffff8d168a8b109c R13: ffff8d168a8b10aa R14: 0000000000000000 R15: ffffffffc01ac4e0 FS: 00007f3852e4c740(0000) GS:ffff8d24c0080000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000000 CR3: 000000041b3ee003 CR4: 00000000007706e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Rastreo de llamadas: ethnl_set_coalesce+0x3ce/0x4c0 genl_family_rcv_msg_doit.isra.15+0x10f/0x150 genl_family_rcv_msg+0xb3/0x160 ? coalesce_fill_reply+0x480/0x480 genl_rcv_msg+0x47/0x90 ? genl_family_rcv_msg+0x160/0x160 netlink_rcv_skb+0x4c/0x120 genl_rcv+0x24/0x40 netlink_unicast+0x196/0x230 netlink_sendmsg+0x204/0x3d0 sock_sendmsg+0x4c/0x50 __sys_sendto+0xee/0x160 ? syscall_trace_enter+0x1d3/0x2c0 ? __audit_syscall_exit+0x249/0x2a0 __x64_sys_sendto+0x24/0x30 do_syscall_64+0x5b/0x1a0 entry_SYSCALL_64_after_hwframe+0x65/0xca RIP: 0033:0x7f38524163bb\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.4\",\"versionEndExcluding\":\"5.4.225\",\"matchCriteriaId\":\"22272FA8-5DCC-4821-B920-45E23BB0DE78\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.155\",\"matchCriteriaId\":\"172AC75C-0949-4468-9C58-64E2893EF0CE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.79\",\"matchCriteriaId\":\"39DC45D8-E30E-4F4A-9332-393B7BCF6900\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.0.9\",\"matchCriteriaId\":\"C3F26709-7D49-4AF0-8145-46CCF4E8E2AD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"E7E331DA-1FB0-4DEC-91AC-7DA69D461C11\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"17F0B248-42CF-4AE6-A469-BB1BAE7F4705\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"E2422816-0C14-4B5E-A1E6-A9D776E5C49B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/38147073c96dce8c7e142ce0e5f305a420a729ba\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/6d81ea3765dfa6c8a20822613c81edad1c4a16a0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7781e32984cde65549bedc3201537e253297c98d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a5a05fbef4a0dfe45fe03b2f1d02ba23aebf5384\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ac257c43fa615d22180916074feed803b8bb8cb0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}