{
  "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-2026-23353",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-23353",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-03-25T10:27:38.167Z",
    "updatedAt": "2026-05-11T22:05:13.421Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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": "ice: fix crash in ethtool offline loopback test",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nice: fix crash in ethtool offline loopback test\n\nSince the conversion of ice to page pool, the ethtool loopback test\ncrashes:\n\n BUG: kernel NULL pointer dereference, address: 000000000000000c\n #PF: supervisor write access in kernel mode\n #PF: error_code(0x0002) - not-present page\n PGD 1100f1067 P4D 0\n Oops: Oops: 0002 [#1] SMP NOPTI\n CPU: 23 UID: 0 PID: 5904 Comm: ethtool Kdump: loaded Not tainted 6.19.0-0.rc7.260128g1f97d9dcf5364.49.eln154.x86_64 #1 PREEMPT(lazy)\n Hardware name: [...]\n RIP: 0010:ice_alloc_rx_bufs+0x1cd/0x310 [ice]\n Code: 83 6c 24 30 01 66 41 89 47 08 0f 84 c0 00 00 00 41 0f b7 dc 48 8b 44 24 18 48 c1 e3 04 41 bb 00 10 00 00 48 8d 2c 18 8b 04 24 <89> 45 0c 41 8b 4d 00 49 d3 e3 44 3b 5c 24 24 0f 83 ac fe ff ff 44\n RSP: 0018:ff7894738aa1f768 EFLAGS: 00010246\n RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\n RDX: 0000000000000000 RSI: 0000000000000700 RDI: 0000000000000000\n RBP: 0000000000000000 R08: ff16dcae79880200 R09: 0000000000000019\n R10: 0000000000000001 R11: 0000000000001000 R12: 0000000000000000\n R13: 0000000000000000 R14: 0000000000000000 R15: ff16dcae6c670000\n FS:  00007fcf428850c0(0000) GS:ff16dcb149710000(0000) knlGS:0000000000000000\n CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 000000000000000c CR3: 0000000121227005 CR4: 0000000000773ef0\n PKRU: 55555554\n Call Trace:\n  <TASK>\n  ice_vsi_cfg_rxq+0xca/0x460 [ice]\n  ice_vsi_cfg_rxqs+0x54/0x70 [ice]\n  ice_loopback_test+0xa9/0x520 [ice]\n  ice_self_test+0x1b9/0x280 [ice]\n  ethtool_self_test+0xe5/0x200\n  __dev_ethtool+0x1106/0x1a90\n  dev_ethtool+0xbe/0x1a0\n  dev_ioctl+0x258/0x4c0\n  sock_do_ioctl+0xe3/0x130\n  __x64_sys_ioctl+0xb9/0x100\n  do_syscall_64+0x7c/0x700\n  entry_SYSCALL_64_after_hwframe+0x76/0x7e\n  [...]\n\nIt crashes because we have not initialized libeth for the rx ring.\n\nFix it by treating ICE_VSI_LB VSIs slightly more like normal PF VSIs and\nletting them have a q_vector. It's just a dummy, because the loopback\ntest does not use interrupts, but it contains a napi struct that can be\npassed to libeth_rx_fq_create() called from ice_vsi_cfg_rxq() ->\nice_rxq_pp_create().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "93f53db9f9dc4a16b40ecd18e6d338ad57e4b670",
              "status": "affected",
              "versionType": "git",
              "lessThan": "85c98b81849e4724ae99005a6cccd33cab9cfd18"
            },
            {
              "version": "93f53db9f9dc4a16b40ecd18e6d338ad57e4b670",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a9c354e656597aededa027d63d2ff0973f6b033f"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.19",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.19"
            },
            {
              "version": "6.19.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}