CVE-2023-53422

wifi: iwlwifi: fw: fix memory leak in debugfs

MEDIUM
5.5
CVSS Score
Published: September 18, 2025 at 04:04 PM UTC
Updated: June 17, 2026 at 06:45 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: wifi: iwlwifi: fw: fix memory leak in debugfs Fix a memory leak that occurs when reading the fw_info file all the way, since we return NULL indicating no more data, but don't free the status tracking object.

Affected

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

5.11 ≤ v < 5.15.1115.16 ≤ v < 6.1.285.8 ≤ v < 5.10.1805.8 ≤ v < 5.15.1115.8 ≤ v < 6.1.285.8 ≤ v < 6.2.155.8 ≤ v < 6.3.25.8 ≤ v < 6.46.2 ≤ v < 6.2.156.3 ≤ v < 6.3.236dfe9ac6e8b8fc2e25733d003a867a40db791da5.8
Vendor states this is fixed in 37f64bc8e001f216566d17ef9fd5608c762ebcd4 (fixed)
Vendor states this is fixed in 3d90d2f4a018fe8cfd65068bc6350b6222be4852 (fixed)
Vendor states this is fixed in 89496d6cff297c88fe0286a440c380ceb172da2b (fixed)
Vendor states this is fixed in b830ba20b43be52eae7d4087b61a0079dec56820 (fixed)
Vendor states this is fixed in e302e9ca14a86a80eadfb24a34d8675aadaf3ef3 (fixed)
Vendor states this is fixed in fe17124282da055cb2e53f0131521459b5c7866c (fixed)
Vendor states this is fixed in 5.10.180 (unaffected)
Vendor states this is fixed in 5.15.111 (unaffected)
Vendor states this is fixed in 5.8 (unaffected)
Vendor states this is fixed in 6.1.28 (unaffected)
Vendor states this is fixed in 6.2.15 (unaffected)
Vendor states this is fixed in 6.3.2 (unaffected)
Vendor states this is fixed in 6.4 (unaffected)

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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