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CVE-2026-90088 Bluetooth: RFCOMM: Validate MTU in rfcomm_apply_pn() to prevent infinite loop

🗓️ 17 Sep 2026 16:06:03Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 23 Views

Linux kernel RFCOMM infinite loop via zero MTU in rfcomm_apply_pn() exhausts memory.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-90088
17 Sep 202616:06
cve
debiancve
Debian CVE
CVE-2026-90088
17 Sep 202616:06
debiancve
euvd
EUVD
EUVD-2026-81949
17 Sep 202616:06
euvd
mscve
Microsoft CVE
Bluetooth: RFCOMM: Validate MTU in rfcomm_apply_pn() to prevent infinite loop
19 Sep 202608:08
mscve
nvd
NVD
CVE-2026-90088
17 Sep 202617:16
nvd
osv
OSV
AZL-102227 CVE-2026-90088 affecting package kernel 6.6.150.1-1
17 Sep 202617:16
osv
osv
OSV
DEBIAN-CVE-2026-90088
17 Sep 202617:16
osv
osv
OSV
UBUNTU-CVE-2026-90088
18 Sep 202600:00
osv
ubuntucve
UbuntuCve
CVE-2026-90088
18 Sep 202600:00
ubuntucve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-90088
18 Sep 202600:00
nessus
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/bluetooth/rfcomm/core.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "e7c0aa45ae6c5a338661b23812bfcdef50bf3e96",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
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        "status": "affected",
        "versionType": "git"
      },
      {
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      },
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      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
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        "status": "affected",
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      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
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      {
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      },
      {
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      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/bluetooth/rfcomm/core.c"
    ],
    "versions": [
      {
        "version": "2.6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.12",
        "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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