CVE-2026-46026 net: qrtr: ns: Limit the maximum number of lookups

🗓️ 27 May 2026 12:56:32Reported by LinuxType

Limit the maximum lookups to 64 globally in the net qrtr namespace to prevent local floods.

Reporter	Title	Published	Views	Family All 48
ATTACKERKB	CVE-2026-46026	27 May 202612:56	–	attackerkb
CBLMariner	CVE-2026-46026 affecting package kernel for versions less than 6.6.141.1-1	22 Jun 202621:21	–	cbl_mariner
CNNVD	Linux kernel 安全漏洞	27 May 202600:00	–	cnnvd
CVE	CVE-2026-46026	27 May 202612:56	–	cve
Debian CVE	CVE-2026-46026	27 May 202612:56	–	debiancve
EUVD	EUVD-2026-32407	27 May 202612:56	–	euvd
Microsoft CVE	net: qrtr: ns: Limit the maximum number of lookups	28 May 202608:12	–	mscve
NVD	CVE-2026-46026	27 May 202614:17	–	nvd
OPENSUSE Linux	kernel-devel-7.0.11-1.1 on GA media (moderate)	8 Jun 202600:00	–	opensuse
OSV	BELL-CVE-2026-46026	28 May 202606:10	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/qrtr/ns.c"
    ],
    "versions": [
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "bd69e0e8a7643ba5385f19f479e8e3da71f8d495",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "91cb30b6bb1880ba0748ca059bef50b8ac13793d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "6e3675251fcea06caecc61eb76462467558adfa6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "0dbec101a7076e9b1e4bd1876f7cf07c56ff4ce3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "76adf8f69b0bb3ab20be7c58f5d555027332d113",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "20855cef7e659ef84ac73251256fa530819b2346",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "2b930bc77e00cb27e1d6e1d497b3b596283465ef",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd",
        "lessThan": "5640227d9a21c6a8be249a10677b832e7f40dc55",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/qrtr/ns.c"
    ],
    "versions": [
      {
        "version": "5.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/76adf8f69b0bb3ab20be7c58f5d555027332d113
git	www.git.kernel.org/stable/c/0dbec101a7076e9b1e4bd1876f7cf07c56ff4ce3
git	www.git.kernel.org/stable/c/20855cef7e659ef84ac73251256fa530819b2346
git	www.git.kernel.org/stable/c/bd69e0e8a7643ba5385f19f479e8e3da71f8d495
git	www.git.kernel.org/stable/c/6e3675251fcea06caecc61eb76462467558adfa6
git	www.git.kernel.org/stable/c/2b930bc77e00cb27e1d6e1d497b3b596283465ef
git	www.git.kernel.org/stable/c/91cb30b6bb1880ba0748ca059bef50b8ac13793d
git	www.git.kernel.org/stable/c/5640227d9a21c6a8be249a10677b832e7f40dc55

19 Jun 2026 11:59Current

EPSS0.00128