{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2023-54274",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-54274",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:16:03.696Z",
    "updatedAt": "2026-05-11T19:58:48.284Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "RDMA/srpt: Add a check for valid 'mad_agent' pointer",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/srpt: Add a check for valid 'mad_agent' pointer\n\nWhen unregistering MAD agent, srpt module has a non-null check\nfor 'mad_agent' pointer before invoking ib_unregister_mad_agent().\nThis check can pass if 'mad_agent' variable holds an error value.\nThe 'mad_agent' can have an error value for a short window when\nsrpt_add_one() and srpt_remove_one() is executed simultaneously.\n\nIn srpt module, added a valid pointer check for 'sport->mad_agent'\nbefore unregistering MAD agent.\n\nThis issue can hit when RoCE driver unregisters ib_device\n\nStack Trace:\n------------\nBUG: kernel NULL pointer dereference, address: 000000000000004d\nPGD 145003067 P4D 145003067 PUD 2324fe067 PMD 0\nOops: 0002 [#1] PREEMPT SMP NOPTI\nCPU: 10 PID: 4459 Comm: kworker/u80:0 Kdump: loaded Tainted: P\nHardware name: Dell Inc. PowerEdge R640/06NR82, BIOS 2.5.4 01/13/2020\nWorkqueue: bnxt_re bnxt_re_task [bnxt_re]\nRIP: 0010:_raw_spin_lock_irqsave+0x19/0x40\nCall Trace:\n  ib_unregister_mad_agent+0x46/0x2f0 [ib_core]\n  IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready\n  ? __schedule+0x20b/0x560\n  srpt_unregister_mad_agent+0x93/0xd0 [ib_srpt]\n  srpt_remove_one+0x20/0x150 [ib_srpt]\n  remove_client_context+0x88/0xd0 [ib_core]\n  bond0: (slave p2p1): link status definitely up, 100000 Mbps full duplex\n  disable_device+0x8a/0x160 [ib_core]\n  bond0: active interface up!\n  ? kernfs_name_hash+0x12/0x80\n (NULL device *): Bonding Info Received: rdev: 000000006c0b8247\n  __ib_unregister_device+0x42/0xb0 [ib_core]\n (NULL device *):         Master: mode: 4 num_slaves:2\n  ib_unregister_device+0x22/0x30 [ib_core]\n (NULL device *):         Slave: id: 105069936 name:p2p1 link:0 state:0\n  bnxt_re_stopqps_and_ib_uninit+0x83/0x90 [bnxt_re]\n  bnxt_re_alloc_lag+0x12e/0x4e0 [bnxt_re]",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "a42d985bd5b234da8b61347a78dc3057bf7bb94d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8ec6acdb9b6a80eeb13e778dfedb5d72a88f14fe"
            },
            {
              "version": "a42d985bd5b234da8b61347a78dc3057bf7bb94d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "00cc21e32ea1b8ebbabf5d645da9378d986bf8ba"
            },
            {
              "version": "a42d985bd5b234da8b61347a78dc3057bf7bb94d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4323aaedeba32076e652aad056afd7885bb96bb7"
            },
            {
              "version": "a42d985bd5b234da8b61347a78dc3057bf7bb94d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5f6ef2a574b0e0e0ea46ed0022575442df9d0bf9"
            },
            {
              "version": "a42d985bd5b234da8b61347a78dc3057bf7bb94d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b713623bfef8cb1df9c769a3887fa10db63d1c54"
            },
            {
              "version": "a42d985bd5b234da8b61347a78dc3057bf7bb94d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eca5cd9474cd26d62f9756f536e2e656d3f62f3a"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.3"
            },
            {
              "version": "5.10.180",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.111",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.28",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2.15",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "version": "6.3.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.3.*"
            },
            {
              "version": "6.4",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}