CVE-2026-25302

Improper Verification of Cryptographic Signature in Boot

HIGH
7.1
CVSS Score
Published: October 6, 2026 at 06:29 AM UTC
Updated: October 9, 2026 at 02:11 PM UTC
244 products affected across 1 vendorQCM6490 FirmwareWSA8832 FirmwareQCA6698AQ Firmware· also runs on 285 platforms

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Severity
HIGH7.1
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

Cryptographic Issue when processing non-ELF partitions, authentication and signature checks are bypassed, allowing unsigned or corrupted images to be mounted and processed.

Affected

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

-
qualcomm-cologne (same device)
-
qualcomm-cq2390m (same device)
-
qualcomm-cq2390s (same device)
-
qualcomm-cq7790 (same device)
-
qualcomm-cq7790m (same device)
-
qualcomm-cq8725s (same device)
-
qualcomm-cq8750m (same device)
-
qualcomm-cq8845s (same device)
-
qualcomm-cq8850ns (same device)
-
qualcomm-fastconnect-6200 (same device)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

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 automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHqualcomm
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-347

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