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.
Metrics
Affected Vendors & Products
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References
History
Wed, 04 Nov 2026 03:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | AVB Signature Verification Bypass Enables Local Privilege Escalation on Android |
Tue, 03 Nov 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Signature Verification Bypass in Android Verified Boot Leading to Local Privilege Escalation | |
| Weaknesses | CWE-287 |
Tue, 03 Nov 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-693 | |
| Metrics |
cvssV3_1
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Mon, 02 Nov 2026 23:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Google
Google android |
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| Vendors & Products |
Google
Google android |
Mon, 02 Nov 2026 23:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Signature Verification Bypass in Android Verified Boot Leading to Local Privilege Escalation | |
| Weaknesses | CWE-287 |
Mon, 02 Nov 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| References |
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MITRE
Status: PUBLISHED
Assigner: google_android
Published: 2026-11-02T19:54:22.071Z
Updated: 2026-11-03T18:45:16.056Z
Reserved: 2026-07-02T06:16:39.216Z
Link: CVE-2026-58956
Vulnrichment
Updated: 2026-11-03T18:45:05.409Z
NVD
Status : Awaiting Analysis
Published: 2026-11-02T20:17:52.167
Modified: 2026-11-03T19:18:07.247
Link: CVE-2026-58956
Redhat
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