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Mallory
Medium

Android System CallRedirectionProcessor notifyTimeout improper input validation EoP

IdentifiersCVE-2025-22432CWE-20· Improper Input Validation

CVE-2025-22432 is an Android System elevation-of-privilege vulnerability in notifyTimeout of CallRedirectionProcessor.java. According to the provided description, improper input validation can result in a persistent connection condition. Successful exploitation could allow local privilege escalation and the launching of background activity. The issue does not require user interaction, but does require User execution privileges.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

A local attacker with User execution privileges may be able to exploit the improper input validation flaw to achieve elevation of privilege within the Android environment. The vulnerability can also enable unauthorized background activity launches, which may let an attacker perform actions without user awareness and with greater effective privileges than originally granted.

Mitigation

If you can’t patch tonight, do this now.

Until patches are applied, reduce exposure by limiting installation and execution of untrusted local applications, enforcing application allowlisting where possible, and ensuring only trusted code can run under local user context. Enterprise administrators should prioritize deployment of the relevant December 2025 Android security update and associated OEM firmware updates.

Remediation

Patch, then assume compromise.

Apply the Android security update that includes the fix for CVE-2025-22432. The provided content places this issue in the Android System component and indicates it is addressed in Google’s December 2025 Android Security Bulletin. Devices should be updated to the relevant patched build level provided by Google or the device OEM/carrier.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
GoogleAndroidoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

What this page doesn’t show

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Exposure mapping

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Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity2

Community discussion across Reddit, Mastodon, and other social sources.