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Check your phone’s installed Google Play system update and Android security patch level, then compare them with the Android Security Bulletin entry for the exact vulnerability. If the issue involves a device-specific component, also check the manufacturer’s security bulletin. A recent Google Play system update date by itself does not prove that a particular vulnerability is fixed on your device.
1. Check the update status on your device
Android displays the Google Play system update and Android security update as separate items. Menu names vary by Android version and manufacturer, so if one path does not match your device, look in Settings for “Android version” or “Google Play system update.”
Find the version and patch information
- Open Settings > About phone (or About tablet) > Android version.
- Note the Google Play system update date, the Android security update date, and the build number. Google identifies these as separate details on this screen. Google’s Android version instructions.
Check directly for a Google Play system update
- Open Settings > Security and privacy > System and updates > Google Play system update. On some devices, labels or locations differ.
- Check the separate Security update option for the Android security patch level.
- If no update is offered but you expect one, restart the device and check again. Google’s update instructions.
2. Find the vulnerability in the Android Security Bulletin
Use the vulnerability’s CVE identifier, if available, to find the matching entry in the relevant Android Security Bulletin. Read the entry’s affected component and patch-level information rather than relying on a general update date.
- Confirm that the CVE is listed and that the component named in the entry is relevant to the issue you are checking.
- Check the bulletin’s stated security patch level. That threshold indicates which issues associated with that level are addressed.
- If the issue concerns a device-specific component, check the manufacturer’s security bulletin as well. Fixes and information may come from AOSP, upstream Linux, SoC manufacturers, or device makers.
3. Match the bulletin to the device’s patch level
Compare the patch-level requirement in the bulletin with the device’s Android security update field and, when relevant, its Google Play system update information. Do not treat these two Settings fields as interchangeable.
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For example, the Android Security Bulletin for May 2026 says that security patch levels of 2026-05-01 or later address all issues associated with the 2026-05-01 level. It lists CVE-2026-0073 under System and adbd in its Google Play system updates section. The bulletin also says some devices running Android 10 or later may show a Google Play system update date string matching that patch level. This is an example of how to read a bulletin, not a rule for every CVE or device.
For your own check, use the bulletin that covers the CVE in question and follow its specific threshold. If a bulletin links the fix to a particular component or vendor, verify that the device’s manufacturer has addressed it for your exact model and build.
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What each update indicator can tell you
| Indicator | What it represents | How to use it |
|---|---|---|
| Google Play system update date | A status date for the Google Play system update. | Compare it with a bulletin only when that bulletin identifies a relevant relationship; the date alone does not confirm every vulnerability is fixed. |
| Android security update | The Android security patch level shown in Settings. | Compare the level with the threshold stated in the bulletin for the vulnerability. |
| Manufacturer security bulletin | Device-maker information about product-specific fixes. | Use it when the vulnerability affects a device-specific component or when the Android bulletin does not settle the status for your model. |
Why a recent date is not proof of a specific fix
Google’s guidance distinguishes the Google Play system update date from the Android security update level. Some Android bulletins say a Google Play system update date can match a security patch level for certain devices, but that does not establish that every vulnerability uses that date, that all devices receive updates in the same way, or that vendor patches are installed. Update availability varies by device, manufacturer, and carrier.
Google describes system-services updates as covering Android, Google Play Store, and Google Play services; these may include security improvements, bug fixes, and features. Its system services update overview explains the scope. The Google System Services release notes track product versions and release dates—for example, they list Google Play services v26.39 dated 2026-10-05—but a general release note is not a substitute for a vulnerability-specific bulletin.
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If your patch level is below the bulletin’s threshold, the relevant CVE or component is unclear, or the device’s update status does not line up with the bulletin, ask the manufacturer or carrier about your exact model and build. Share the CVE identifier, the bulletin’s required patch level, and the update dates shown in Settings so they can clarify whether a device-specific fix has been delivered.
