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Back to active CVEs
Unknown severity · Source severity not reportedCVE-2023-7356

Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUIDCVE-2023-7356

Answer in brief

CVE-2023-7356 records a Unknown severity vulnerability in Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 21, 2026Updated Oct 21, 2026Source checked Oct 21, 2026First seen by HOL Oct 21, 2026Material review Oct 21, 2026
Upstream Advisory

Key facts

Risk
Unknown severitySource severity not reported
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linux/Linuxgeneric>=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <ba25efe15e8fd909884e113a86c6ccd07d88256e || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <927ef409f713929dea2b9a5ed5bb65e712be0050 || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <f4da3ee15de9944482382181329bb6d7335ca003 || >=0 <6.1.178 || >=0 <6.6.145ba25efe15e8fd909884e113a86c6ccd07d88256e, 927ef409f713929dea2b9a5ed5bb65e712be0050, f4da3ee15de9944482382181329bb6d7335ca003, 6.1.178, 6.6.145

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linux/Linux.
  2. 2Review the reported fix. Update Linux/Linux to ba25efe15e8fd909884e113a86c6ccd07d88256e if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 21, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 21, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 21, 2026

Sources and claim methodology

  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
Upstream source description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID Copy the content of a Periodic Advertisement Report to BASE only if the service UUID is Basic Audio Announcement Service UUID.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
Not reported
Source
CVE List V5
Source checked
Oct 21, 2026
References
3 linked sources
Open source record