CVE-2026-55307

MEDIUM CVSS 3.1: 4.4 EPSS 0.07%
Updated Oct 06, 2026
In
Parameter Value
CVSS 4.4 (MEDIUM)
Type CWE-269 (Improper Privilege Management)
Vendor In
Public PoC No

In kdn_set_sysregs_prot of hwcrypto-kdn.c, there is a possible information disclosure due to a logic error in the code. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1