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CVE-2026-89856 scsi: qla2xxx: Clamp MSI-X derived queue counts to avoid truncation

🗓️ 16 Sep 2026 10:31:29Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

qla2xxx u8 truncation of MSI-X queue count enables memory corruption or kernel crash.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89856
16 Sep 202610:31
cve
euvd
EUVD
EUVD-2026-80456
16 Sep 202610:31
euvd
nvd
NVD
CVE-2026-89856
16 Sep 202611:16
nvd
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/scsi/qla2xxx/qla_inline.h",
      "drivers/scsi/qla2xxx/qla_isr.c",
      "drivers/scsi/qla2xxx/qla_os.c"
    ],
    "versions": [
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "cf623d32761b00f221a9cfded3303d56e84b429d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "9eeddbeaa896f39d943644b16d83a6ad0ceab255",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "802068b9b683b8008fcccbf6e9ad133e597ec87c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "e80adfeac61b4d5db7ffe0f5af43999c33a4145e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "2efe50b2da829909023de4a2eb87badb7cfa53cc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "7a448f5ed0b283dbde4e9183dd1e98c221432dab",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "33c77254e6e91f37c72c7fad4051777452b10de8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d74595278f4ab192af66d9e60a9087464638beee",
        "lessThan": "ebfd35c64433821bd5619a6d07ccc2df8b5b1de3",
        "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/scsi/qla2xxx/qla_inline.h",
      "drivers/scsi/qla2xxx/qla_isr.c",
      "drivers/scsi/qla2xxx/qla_os.c"
    ],
    "versions": [
      {
        "version": "4.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.270",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.221",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.51",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.5",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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