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CVE-2026-53255

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate advertising TLV before type checks tlv_data_is_valid() reads each advertising data field length from data[i], then inspects data[i + 1] for managed EIR types before checking that the current field still fits inside the supplied buffer. A malformed field whose length byte is the last byte of the buffer can therefore make the parser read one byte past the advertising data. KASAN reported the following
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ea9fb75c0d8798e70ead02e4f4b94a1b68d05896d087d4d3a0ff96660d6a89b9
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.9"},{"lessThan":"4.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.259","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOr…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"13ad995071a06570668dd8daab3616c247c72080","status":"affected","version":"2bb36870e8cb29949ef9acec37129cd8e70f1857","versionType":"git"},{"lessThan":"06fcbd79c3c360a50f9be9d370769bbd738d0976","status":"affected","version":"2bb36870e8cb29949ef9acec37129cd8e70f1857","versionType":"git"},{"lessThan":"f7093ac233c1e7f51d125534f46067772a113175","status":"affected","version":"2bb36870e8cb29949ef9acec3…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.9"},{"lessThan":"4.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.259","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOr…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"13ad995071a06570668dd8daab3616c247c72080","status":"affected","version":"2bb36870e8cb29949ef9acec37129cd8e70f1857","versionType":"git"},{"lessThan":"06fcbd79c3c360a50f9be9d370769bbd738d0976","status":"affected","version":"2bb36870e8cb29949ef9acec37129cd8e70f1857","versionType":"git"},{"lessThan":"f7093ac233c1e7f51d125534f46067772a113175","status":"affected","version":"2bb36870e8cb29949ef9acec3…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/affected/0

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/06fcbd79c3c360a50f9be9d370769bbd738d0976"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/13ad995071a06570668dd8daab3616c247c72080"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/18fea1cb0c2599752e908c8217490f73ddd33e00"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/1a3c8ffbb469859b076445af44bdfa6a711d483e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/2a3f3ed9e198ae23c15859ace2f9ca6cfdc35b57"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/74c08e4db35a476c3462aeb65846f955be732626"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/de23fb62259aa01d294f77238ae3b835eb674413"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/f7093ac233c1e7f51d125534f46067772a113175"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fbf71ccb8eda9d7e05feeac089ed50061ee14b8642b69e0241e64c70022e7fe · sha256:87a72ca6f7cc970d… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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