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CVE-2026-53304 scsi: sg: Resolve soft lockup issue when opening /dev/sgX

🗓️ 26 Jun 2026 19:41:00Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

CVE-2026-53304: Kernel fixes soft lockup opening /dev/sgX by validating def_reserved_size.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53304
26 Jun 202619:41
attackerkb
Circl
CVE-2026-53304
26 Jun 202620:31
circl
CVE
CVE-2026-53304
26 Jun 202619:41
cve
EUVD
EUVD-2026-39839
26 Jun 202619:41
euvd
NVD
CVE-2026-53304
26 Jun 202620:17
nvd
Positive Technologies
PT-2026-52943
26 Jun 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/scsi/sg.c"
    ],
    "versions": [
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
        "lessThan": "3d74e0654ac908c65a8f20373091826fe43b1363",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
        "lessThan": "c47ccfb3d80dfed522ca06a5954ac97488d78c5a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
        "lessThan": "fe671d3c84ffb1b763d590c25195755adeaadaba",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
        "lessThan": "9676ca7b1ef31a3a65b3e61e7ce3b54ce7364202",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
        "lessThan": "1afd963fcd963db0dc5d47df6dfcf010c9c4647e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
        "lessThan": "feade299e932967de27519338d41de348fb5b061",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6460e75a104d10458817d2f5b2fbff775bf0b43a",
        "lessThan": "d06a310b45e153872033dd0cf19d5a2279121099",
        "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/sg.c"
    ],
    "versions": [
      {
        "version": "2.6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.141",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.91",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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