CVE Catalog

CVE-2026-58956

Unknown
Published: Translated: NVD NIST

Summary

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.

Risk Assessment

A local attacker can bypass signature verification and gain elevated privileges, potentially undermining trust in the device's security mechanisms. The lack of required user interaction increases the risk.

Recommendation

Apply the available security updates as soon as possible. Monitor system integrity and verify software signatures.

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Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS