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CVE-2026-93203 batman-adv: bla: avoid CRC corruption due to parallel claim add

🗓️ 17 Sep 2026 16:12:23Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 52 Views

CRC corruption in batman-adv bla due to parallel claim add in the Linux kernel.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/batman-adv/bridge_loop_avoidance.c"
    ],
    "versions": [
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "3d4a9ae2c69c0fe4c3c69587288241243bb7a39b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "ad982d925f00d860d2467811256ffadcccd9e4a7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "d5b0e7574da5a485f4dbec32a15911900a4487c2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "a3e07db74f22a85aeeb51c600da5c98b9cbca11f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "1d390db003cbb52cdd86837608bff3794501a5ea",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "8bcfa58c4277bff1882a23547c37ab08aa1de12f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "e54602d9e38db8573f2097d60c7ea8be0a5af1fa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "23721387c409087fd3b97e274f34d3ddc0970b74",
        "lessThan": "08645ab95768b88e2ff85a89211994651710465b",
        "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/batman-adv/bridge_loop_avoidance.c"
    ],
    "versions": [
      {
        "version": "3.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.5",
        "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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18 Sep 2026 17:56Current
CVSS 3.17.1
EPSS0.00408
52