CVE-2024-46869: Bluetooth: btintel_pcie: Allocate memory for driver private data
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: btintel_pcie: Allocate memory for driver private data
Fix driver not allocating memory for struct btintel_data which is used
to store internal data.
Security readout for executives and security teams
Plain-English summary
CVE-2024-46869 is a Linux kernel Bluetooth driver flaw where the btintel_pcie driver failed to allocate memory for its private data. The public record confirms a kernel fix, but does not describe business impact, attacker requirements, or exploitability.
Executive priority
Treat as a kernel maintenance item until vendor advisories clarify impact. Prioritize normal patch cycles, with faster handling for fleets using Linux Bluetooth hardware or affected upstream kernel branches.
Technical view
The issue is in Linux kernel Bluetooth btintel_pcie handling. The resolved change allocates memory for struct btintel_data, which stores internal driver data. Affected versions listed include Linux 6.10, 6.10.12, 6.11.1, and 6.12, with stable kernel commits referenced as fixes.
Likely exposure
Exposure appears limited to Linux systems running affected kernel versions where the btintel_pcie Bluetooth driver is present or used. The source bundle does not identify distributions, hardware models, configurations, or cloud exposure patterns.
Exploitation context
CISA KEV status is false in the provided bundle, and no cited source reports active exploitation. Public sources provided do not describe exploit technique, attack vector, prerequisites, or practical impact.
Researcher notes
The record lacks CVSS, CWE, impact class, and exploitability details. Analysis should stay anchored to the upstream fix: missing allocation for btintel_data in btintel_pcie. Validate exposure through kernel version, driver presence, and vendor backport mapping.
Mitigation direction
Review vendor kernel advisories for CVE-2024-46869 applicability.
Apply kernel updates containing the referenced stable commits.
Prioritize systems using Bluetooth hardware and affected kernel versions.
Track distribution backports, because fixed package versions may differ from upstream versions.
Validation and detection
Inventory Linux kernel versions across managed endpoints and servers.
Check whether btintel_pcie Bluetooth driver is present or loaded.
Confirm installed kernel packages include the referenced upstream fix commits.
Document any affected systems awaiting vendor-provided updates.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2024-46869 mapping review
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