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Android Kernel CVE-2026-58848

| EUVDEUVD-2026-74027 HIGH
Race Condition (CWE-362)
2026-09-08 security@android.com GHSA-qf3c-h5m5-hf28
7.0
CVSS 3.1 · Vendor: android
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Severity by source

Vendor (android) PRIMARY
7.0 HIGH
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
vuln.today AI
7.0 HIGH

Local kernel race condition requires precise timing (AC:H) and low-privilege shell access (AV:L/PR:L), delivering full kernel compromise (C:H/I:H/A:H) without scope change.

3.1 AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
4.0 AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (android).

CVSS VectorVendor: android

Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Sep 08, 2026 - 22:05 vuln.today
CVSS changed
Sep 08, 2026 - 21:23 NVD
7.0 (None) 7.0 (HIGH)
CVE Published
Sep 08, 2026 - 19:18 cve.org
HIGH 7.0

DescriptionCVE.org

In multiple functions of alloc.c, there is a possible unauthorized read/write access due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

AnalysisAI

Local privilege escalation in the Android common kernel's alloc.c memory allocation functions allows a low-privileged local user to gain full read/write access to kernel memory via a race condition. Multiple functions in alloc.c are affected, with successful exploitation yielding complete confidentiality, integrity, and availability compromise of the device. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Persist
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires local, low-privilege code execution on the Android device - for example, via a malicious installed application, ADB shell, or a prior user-space exploit stage. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 7.0 score with AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H accurately captures a kernel race condition that, while locally constrained and timing-sensitive, delivers a catastrophic impact when won. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Apply the September 2026 Android Security Bulletin patch (patch level 2026-09-01) as distributed by device OEMs. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, inventory all Android devices in your organization and identify which are running vulnerable versions of the Android common kernel; enable monitoring and alerting for suspicious kernel access attempts. …

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CVE-2026-58848 vulnerability details – vuln.today

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