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CVE-2026-90327 phonet: pep: do not write beyond optlen in getsockopt

🗓️ 17 Sep 2026 16:08:42Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Out-of-bounds write in phonet pep getsockopt writes past user buffer.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-90327
17 Sep 202616:08
cve
debiancve
Debian CVE
CVE-2026-90327
17 Sep 202616:08
debiancve
euvd
EUVD
EUVD-2026-81988
17 Sep 202616:08
euvd
nvd
NVD
CVE-2026-90327
17 Sep 202617:17
nvd
osv
OSV
AZL-102635 CVE-2026-90327 affecting package kernel 6.6.150.1-1
17 Sep 202617:17
osv
osv
OSV
DEBIAN-CVE-2026-90327
17 Sep 202617:17
osv
osv
OSV
UBUNTU-CVE-2026-90327
18 Sep 202600:00
osv
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/phonet/pep.c"
    ],
    "versions": [
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "6054fed6bad08b6d03973e8ffca7f0c9394d1c30",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "eac733a0b6fe0a52d91f9f623425735ed50ac6c2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "95e0ed2439dd1792eb454c68ae8d10f30ffe3bff",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "056eea1a2068ad2fb7c3093c5f1095268f87d0c7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "1bf499e438da80455e258049bce60ffb3a53f3fa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "c4487e4d5309de587479ecc2f5173b49586f46f4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "f97022fefe6eb06ee18549d603420440f2959802",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "02a47617cdce440f60c71a51f3a93f9f5fcc5a7a",
        "lessThan": "77e5eb0e192aec6710c03ca8144582fd2af36ca4",
        "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/phonet/pep.c"
    ],
    "versions": [
      {
        "version": "2.6.28",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.28",
        "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": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Sep 2026 16:08Current
EPSS0.00211
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