CVE-2026-74626

🗓️ 22 Aug 2026 15:32:08Reported by LinuxType

NTB netdev RX queue exhaustion DoS when skb allocation fails in Linux kernel.

Reporter	Title	Published	Views	Family All 15
Circl	CVE-2026-74626	4 Sep 202612:35	–	circl
Cvelist	CVE-2026-74626 NTB: ntb_netdev: Preserve RX queue depth on allocation failure	22 Aug 202615:32	–	cvelist
Debian	[SECURITY] [DSA 6477-1] linux security update	29 Aug 202620:41	–	debian
Debian CVE	CVE-2026-74626	22 Aug 202615:32	–	debiancve
Tenable Nessus	Debian dsa-6477 : ata-modules-6.12.101+deb13-armmp-di - security update	29 Aug 202600:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2026-74626	22 Aug 202600:00	–	nessus
EUVD	EUVD-2026-64563	22 Aug 202615:32	–	euvd
NVD	CVE-2026-74626	22 Aug 202616:16	–	nvd
OSV	BELL-CVE-2026-74626	27 Aug 202606:10	–	osv
OSV	DEBIAN-CVE-2026-74626	22 Aug 202616:16	–	osv

Vulners

CNA

Node

linux linux_kernelRange3.9–5.10.267

linux linux_kernelRange5.11.0–5.15.218

linux linux_kernelRange5.16.0–6.1.185

linux linux_kernelRange6.2.0–6.6.154

linux linux_kernelRange6.7.0–6.12.106

linux linux_kernelRange6.13.0–6.18.46

linux linux_kernelRange6.19.0–7.1.9

linux linux_kernelRange7.2.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ntb_netdev.c"
    ],
    "versions": [
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "6d7f8a23c130d768c0976c2578b214353674e18f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "18781cc0bfb5c7f2a51ac6d678a28f101b7c35c5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "272df0fbe6f3e04e22bc67fbdd9ac24586b942f4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "fcaf8ba7e56bb73319ac107a63b907d59536192c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "3f2a15f33f86f7bd5b920669fd40c06725d72a1e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "a4e340971fe8ccd245d206db4d43b2a0eec240bd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "755fd7843f300d724caceabdf9bb13adc8701540",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "548c237c0a9972df5d1afaca38aa733ee577128d",
        "lessThan": "d2121faf133ac3bf9531b53a7e21273649a08517",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ntb_netdev.c"
    ],
    "versions": [
      {
        "version": "3.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.267",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.218",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.185",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.154",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.106",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.46",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.9",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/3f2a15f33f86f7bd5b920669fd40c06725d72a1e
git	www.git.kernel.org/stable/c/a4e340971fe8ccd245d206db4d43b2a0eec240bd
git	www.git.kernel.org/stable/c/755fd7843f300d724caceabdf9bb13adc8701540
git	www.git.kernel.org/stable/c/272df0fbe6f3e04e22bc67fbdd9ac24586b942f4
git	www.git.kernel.org/stable/c/6d7f8a23c130d768c0976c2578b214353674e18f
git	www.git.kernel.org/stable/c/fcaf8ba7e56bb73319ac107a63b907d59536192c
git	www.git.kernel.org/stable/c/18781cc0bfb5c7f2a51ac6d678a28f101b7c35c5
git	www.git.kernel.org/stable/c/d2121faf133ac3bf9531b53a7e21273649a08517

27 Aug 2026 13:18Current

5.8Medium risk

Vulners AI Score5.8

CVSS 3.17.5

EPSS0.00501