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CVE-2022-48844

Bluetooth: hci_core: Fix leaking sent_cmd skb

MEDIUM
5.5
CVSS Score
Published: July 16, 2024 at 12:25 PM UTC
Updated: June 17, 2026 at 05:16 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix leaking sent_cmd skb sent_cmd memory is not freed before freeing hci_dev causing it to leak it contents.

Affected

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

Linux Kernel· Linux
95%
v < 5.15.305.15 ≤ v < 5.15.305.15 ≤ v < 5.16.165.15 ≤ v < 5.175.16 ≤ v < 5.16.165.1558ce6d5b271ab25fb2056f84a8e5546945eb5fc9
Vendor states this is fixed in 3679ccc09d8806686d579095ed504e045af7f7d6 (fixed)
Vendor states this is fixed in 9473d06bd1c8da49eafb685aa95a290290c672dd (fixed)
Vendor states this is fixed in dd3b1dc3dd050f1f47cd13e300732852414270f8 (fixed)
Vendor states this is fixed in 5.15 (unaffected)
Vendor states this is fixed in 5.15.30 (unaffected)
Vendor states this is fixed in 5.16.16 (unaffected)
Vendor states this is fixed in 5.17 (unaffected)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3679ccc09d8806686d579095ed504e045af7f7d6
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/9473d06bd1c8da49eafb685aa95a290290c672dd
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/dd3b1dc3dd050f1f47cd13e300732852414270f8

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
CWE-416

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