CVE-2023-53364

regulator: da9063: better fix null deref with partial DT

MEDIUM
5.5
CVSS Score
Published: September 17, 2025 at 02:56 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: regulator: da9063: better fix null deref with partial DT Two versions of the original patch were sent but V1 was merged instead of V2 due to a mistake. So update to V2. The advantage of V2 is that it completely avoids dereferencing the pointer, even just to take the address, which may fix problems with some compilers. Both versions work on my gcc 9.4 but use the safer one.

Affected

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

6.4.7 ≤ v < 6.4.124a25b17d83d7924e5e32508c72536ab8f42d96.4.76.5 rc36.5 rc46.5 rc56.5 rc698e2dd5f7a8be5cb2501a897e96910393a49f0ff
Vendor states this is fixed in 30c694fd4a99fbbc4115d180156ca01b60953371 (fixed)
Vendor states this is fixed in aa402a3b553bd4829f4504058d53b0351c66c9d4 (fixed)
Affected range stops below 6.4.12, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

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-476

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