CVE-2026-64438

🗓️ 25 Jul 2026 08:51:11Reported by LinuxType

Fixed VF2PF race in adf_disable_sriov by gating work with vf2pf_disabled and flushing queues.

Reporter	Title	Published	Views	Family All 6
ATTACKERKB	CVE-2026-64438	25 Jul 202608:51	–	attackerkb
Cvelist	CVE-2026-64438 crypto: qat - fix VF2PF work teardown race in adf_disable_sriov()	25 Jul 202608:51	–	cvelist
Debian CVE	CVE-2026-64438	25 Jul 202608:51	–	debiancve
EUVD	EUVD-2026-48782	25 Jul 202608:51	–	euvd
NVD	CVE-2026-64438	25 Jul 202610:17	–	nvd
Positive Technologies	PT-2026-64659	25 Jul 202600:00	–	ptsecurity

Vulners

CNA

Node

linux linux_kernelRange4.3–5.10.261

linux linux_kernelRange5.11.0–5.15.212

linux linux_kernelRange5.16.0–6.1.178

linux linux_kernelRange6.2.0–6.6.145

linux linux_kernelRange6.7.0–6.12.97

linux linux_kernelRange6.13.0–6.18.40

linux linux_kernelRange6.19.0–7.1.4

linux linux_kernelRange7.2.0–7.2-rc1

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/crypto/intel/qat/qat_common/adf_accel_devices.h",
      "drivers/crypto/intel/qat/qat_common/adf_common_drv.h",
      "drivers/crypto/intel/qat/qat_common/adf_isr.c",
      "drivers/crypto/intel/qat/qat_common/adf_sriov.c"
    ],
    "versions": [
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "218c2836b3987f3fa1d9eac505462cded0821e4c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "446b4d77599cf1a168573f7fb32a4a6aa4f09219",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "5d916c1eae1933511a69bffe243b4ee5d7da399c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "f344a369d0380d54c8d6c8d24734a78dd5a89817",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "51144032248cc4ea22917370565650670b8b4e9b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "49cd5ac6de8de39a14ead609bb552d372d5602cd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "6e92b28cd74fa433658efeadf21b9d4b01023d7d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ed8ccaef52fa03fb03cff45b380f72c9f869f273",
        "lessThan": "277281c10c63791067d24d421f7c43a15faa9096",
        "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/crypto/intel/qat/qat_common/adf_accel_devices.h",
      "drivers/crypto/intel/qat/qat_common/adf_common_drv.h",
      "drivers/crypto/intel/qat/qat_common/adf_isr.c",
      "drivers/crypto/intel/qat/qat_common/adf_sriov.c"
    ],
    "versions": [
      {
        "version": "4.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/6e92b28cd74fa433658efeadf21b9d4b01023d7d
git	www.git.kernel.org/stable/c/49cd5ac6de8de39a14ead609bb552d372d5602cd
git	www.git.kernel.org/stable/c/277281c10c63791067d24d421f7c43a15faa9096
git	www.git.kernel.org/stable/c/446b4d77599cf1a168573f7fb32a4a6aa4f09219
git	www.git.kernel.org/stable/c/51144032248cc4ea22917370565650670b8b4e9b
git	www.git.kernel.org/stable/c/218c2836b3987f3fa1d9eac505462cded0821e4c
git	www.git.kernel.org/stable/c/f344a369d0380d54c8d6c8d24734a78dd5a89817
git	www.git.kernel.org/stable/c/5d916c1eae1933511a69bffe243b4ee5d7da399c

25 Jul 2026 10:17Current

5.8Medium risk

Vulners AI Score5.8