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CVE-2026-63976 Bluetooth: l2cap: clear chan->ident on ECRED reconfiguration success

🗓️ 19 Jul 2026 14:56:01Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

Linux kernel Bluetooth l2cap ECRED reconfiguration now clears channel ident on success to prevent stale ident replay.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-63976
19 Jul 202614:56
cve
EUVD
EUVD-2026-45749
19 Jul 202614:56
euvd
NVD
CVE-2026-63976
19 Jul 202616:17
nvd
OSV
CVE-2026-63976 Bluetooth: l2cap: clear chan->ident on ECRED reconfiguration success
19 Jul 202614:56
osv
OSV
DEBIAN-CVE-2026-63976
19 Jul 202616:17
osv
OSV
UBUNTU-CVE-2026-63976
20 Jul 202600:00
osv
Positive Technologies
PT-2026-61293
19 Jul 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/bluetooth/l2cap_core.c"
    ],
    "versions": [
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "59f5ecf6ad5c4db6ae81965a96156954a3b0d89a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "ae0152d77d101c920769934fb102b18de0c6f526",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "c2afd2613fda90107c5e2fe8e855627451749c78",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "cc2b4f749de09975bfa06e58bbbad2f6acd4c79c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "3b5b5f423b4fd23404a393bda8adba3cd6f74ef1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "f39049304ba655ffcbb92edbdf8c51a1f1210bed",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "8e7977afaef37c6bd2b2654f1bce6ab40d471147",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "15f02b91056253e8cdc592888f431da0731337b8",
        "lessThan": "00e1950716c6ed67d74777b2db286b0fa23b4be9",
        "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/bluetooth/l2cap_core.c"
    ],
    "versions": [
      {
        "version": "5.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.93",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.35",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.12",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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