Vulnerability Details CVE-2026-58956
In modpowF4 of avb_rsa.c, there is a possible signature verification bypass due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 0.3%
CVSS Severity
CVSS v3 Score 8.4