CVE-2022-49924

nfc: fdp: Fix potential memory leak in fdp_nci_send()

MEDIUM
5.5
CVSS Score
Published: May 1, 2025 at 02:11 PM UTC
Updated: June 17, 2026 at 05:19 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: nfc: fdp: Fix potential memory leak in fdp_nci_send() fdp_nci_send() will call fdp_nci_i2c_write that will not free skb in the function. As a result, when fdp_nci_i2c_write() finished, the skb will memleak. fdp_nci_send() should free skb after fdp_nci_i2c_write() finished.

Affected

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

4.4 ≤ v < 5.10.1544.4 ≤ v < 5.15.784.4 ≤ v < 6.0.84.4 ≤ v < 6.15.11 ≤ v < 5.15.785.16 ≤ v < 6.0.86.1 rc16.1 rc26.1 rc3a06347c04c13e380afce0c9816df51f00b83faf1
Vendor states this is fixed in 1a7a898f8f7b56c0eaa2baf67a0c96235a30bc29 (fixed)
Vendor states this is fixed in 44bc1868a4f542502ea2221fe5ad88ca66d1c6b6 (fixed)
Vendor states this is fixed in 8e4aae6b8ca76afb1fb64dcb24be44ba814e7f8a (fixed)
Vendor states this is fixed in e8c11ee2d07f7c4dfa2ac0ea8efc4f627e58ea57 (fixed)
Vendor states this is fixed in 4.4 (unaffected)
Vendor states this is fixed in 5.10.154 (unaffected)
Vendor states this is fixed in 5.15.78 (unaffected)
Vendor states this is fixed in 6.0.8 (unaffected)
Vendor states this is fixed in 6.1 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/1a7a898f8f7b56c0eaa2baf67a0c96235a30bc29
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/44bc1868a4f542502ea2221fe5ad88ca66d1c6b6
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8e4aae6b8ca76afb1fb64dcb24be44ba814e7f8a
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e8c11ee2d07f7c4dfa2ac0ea8efc4f627e58ea57

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-401

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