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CVE Record

CVE-2024-26888: Bluetooth: msft: Fix memory leak

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: msft: Fix memory leak Fix leaking buffer allocated to send MSFT_OP_LE_MONITOR_ADVERTISEMENT.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

CVE-2024-26888 is a Linux kernel Bluetooth memory leak. The kernel allocated a buffer for a Microsoft Bluetooth LE monitor advertisement operation and did not free it correctly. The source bundle provides no CVSS score, no CWE, and no evidence of active exploitation.

Executive priority

Schedule normal kernel patching, with higher priority for fleets using Bluetooth-capable Linux endpoints. Current public evidence does not support emergency handling, but kernel issues deserve timely remediation because operational impact can vary by deployment.

Technical view

The issue is in the Linux kernel Bluetooth msft code path for MSFT_OP_LE_MONITOR_ADVERTISEMENT. The fix releases the allocated buffer to prevent memory leakage. Public references are Linux stable commits; the bundle identifies Linux kernel versions and commit ranges but does not describe attacker prerequisites or impact beyond memory leakage.

Likely exposure

Exposure is most relevant to Linux systems using affected kernel builds with Bluetooth functionality present. Downstream distributions may have backported the stable commits, so package version alone may not prove exposure.

Exploitation context

The bundle does not report KEV listing, public exploitation, exploit availability, or a demonstrated attack path. Treat this as a kernel maintenance vulnerability until vendor advisories or distribution trackers provide stronger impact detail.

Researcher notes

Evidence is sparse: only a short kernel resolution note and stable commit references are provided. No CVSS, CWE, trigger conditions, privilege requirements, or denial-of-service scope are stated in the bundle. Avoid asserting remote exploitability without additional vendor analysis.

Mitigation direction

  • Check your Linux distribution advisory for CVE-2024-26888 status.
  • Update to a kernel build containing the referenced stable fixes.
  • Prioritize Bluetooth-enabled systems where affected kernel branches are deployed.
  • Track vendor backports instead of relying only on upstream version numbers.

Validation and detection

  • Inventory Linux kernel versions across servers, workstations, and embedded devices.
  • Confirm whether Bluetooth support is enabled or required on each system.
  • Compare installed kernel source or changelog against the referenced fix commits.
  • Verify distribution security trackers mark CVE-2024-26888 as fixed.
Prepared
Confidence
medium
Sources
6

Public sources used

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

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2024-26888 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
3Timeline events
2ADP providers
5Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: partial

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

ADP provider summaries

CISA-ADPCISA ADP Vulnrichment
other:ssvc
CVECVE Program Container

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
LinuxLinux9e14606d8f38ea52a38c27692a9c1513c987a5da, 9e14606d8f38ea52a38c27692a9c1513c987a5da, 9e14606d8f38ea52a38c27692a9c1513c987a5da, 9e14606d8f38ea52a38c27692a9c1513c987a5da, f9965f7f38c90449a5fb26edb8a7d22b1dcf0283, 80fe27811c56ecd3896c3d511ab8298146071d98, 6.4.16, 6.5.3unaffected
LinuxLinux6.6, 0, 6.6.23, 6.7.11, 6.8.2, 6.9affected
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.