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CVE-2024-42133

Bluetooth: Ignore too large handle values in BIG

MEDIUM
5.5
CVSS Score
Published: July 30, 2024 at 07:46 AM UTC
Updated: August 5, 2026 at 12:04 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Ignore too large handle values in BIG hci_le_big_sync_established_evt is necessary to filter out cases where the handle value is belonging to ida id range, otherwise ida will be erroneously released in hci_conn_cleanup.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
v ≥ 6.5.126.5.12 ≤ v < 6.66.6.2 ≤ v < 6.6.396.7 ≤ v < 6.106.7 ≤ v < 6.9.9181a42edddf51d5d9697ecdf365d72ebeab5afb06.10 rc16.10 rc26.10 rc36.10 rc46.10 rc56.10 rc66.5.126.6.284cb0143fb8a03bf941c7aaedd56c938c99dafade9f708beada55426c8d678e2f46af659eb5bf4f0f7e83f2278f06b577e3c92ea2f4e8e8c6fc72a8f
Vendor states this is fixed in 015d79c96d62cd8a4a359fcf5be40d58088c936b (fixed)
Vendor states this is fixed in 38263088b845abeeeb98dda5b87c0de3063b6dbb (fixed)
Vendor states this is fixed in a06a8cc80fa203fde828a8429583f7e4fe27eca4 (fixed)
Vendor states this is fixed in dad0003ccc68457baf005a6ed75b4d321463fe3d (fixed)
Vendor states this is fixed in 6.10 (unaffected)
Affected range stops below 6.6, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 6.6.39 (unaffected)
Vendor states this is fixed in 6.7 (unaffected)
Vendor states this is fixed in 6.9.9 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/015d79c96d62cd8a4a359fcf5be40d58088c936b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/38263088b845abeeeb98dda5b87c0de3063b6dbb
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/dad0003ccc68457baf005a6ed75b4d321463fe3d
Source: cverecord
https://git.kernel.org/stable/c/a06a8cc80fa203fde828a8429583f7e4fe27eca4

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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