[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],["最終更新日 2025-08-05 UTC。"],[],[],null,["# Wear OS Security Bulletin—August 2023\n\n*Published August 7, 2023*\n\n\nThe Wear OS Security Bulletin contains details of security vulnerabilities affecting the Wear OS platform.\nThe full Wear OS update comprises the security patch level of 2023-08-05 or later from the [August 2023 Android Security Bulletin](/docs/security/bulletin/2023-08-01) in addition to all issues in this bulletin.\n\n\nWe encourage all customers to accept these updates to their devices.\n| **Note**: Please contact your device supplier for device firmware images.\n\n\nThe most severe of these issues is a high security vulnerability in the Framework component that could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.\nThe [severity assessment](/docs/security/overview/updates-resources#severity) is based on the effect that exploiting the vulnerability would possibly have on an affected device, assuming the platform and service mitigations are turned off for development purposes or if successfully bypassed.\n\nAnnouncements\n-------------\n\n- In addition to the security vulnerabilities described in the August 2023 Android Security Bulletin, the August 2023 Wear OS Security Bulletin also contains patches specifically for Wear OS vulnerabilities as described below.\n\n2023-08-01 security patch level vulnerability details\n-----------------------------------------------------\n\n\nIn the sections below, we provide details for each of the security\nvulnerabilities that apply to the 2023-08-01 patch level.\nVulnerabilities are grouped under the component they affect.\nIssues are described in the tables below and include CVE ID, associated\nreferences, [type of vulnerability](#type),\n[severity](/security/overview/updates-resources#severity),\nand updated AOSP versions (where applicable).\nWhen available, we link the public change that addressed the issue to the\nbug ID, like the AOSP change list.\nWhen multiple changes relate to a single bug, additional references are\nlinked to numbers following the bug ID.\nDevices with Android 10 and later may receive security updates as well as\n[Google Play\nsystem updates](https://support.google.com/android/answer/7680439?).\n\n### Framework\n\nThe vulnerability in this section could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.\n\n| CVE | References | Type | Severity | Updated AOSP versions |\n|----------------|-------------|------|----------|-----------------------|\n| CVE-2023-21229 | A-265431830 | EoP | High | 11, 13 |\n\n### Platform\n\nThe vulnerability in this section could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.\n\n| CVE | References | Type | Severity | Updated AOSP versions |\n|----------------|-------------|------|----------|-----------------------|\n| CVE-2023-21230 | A-191680486 | ID | High | 11, 13 |\n\n### System\n\nThe most severe vulnerability in this section could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.\n\n| CVE | References | Type | Severity | Updated AOSP versions |\n|----------------|-------------|------|----------|-----------------------|\n| CVE-2023-21231 | A-187307530 | EoP | High | 13 |\n| CVE-2023-21234 | A-260859883 | EoP | High | 11, 13 |\n| CVE-2023-21235 | A-133761964 | EoP | High | 11, 13 |\n| CVE-2023-35689 | A-265474852 | EoP | High | 11, 13 |\n| CVE-2023-21232 | A-267251033 | ID | High | 11, 13 |\n| CVE-2023-21233 | A-261073851 | ID | High | 11 |\n\nCommon questions and answers\n----------------------------\n\nThis section answers common questions that may occur after reading this\nbulletin.\n\n**1. How do I determine if my device is updated to address these\nissues?**\n\nTo learn how to check a device's security patch level, read the instructions on the\n[Google device update schedule](https://support.google.com/googlepixelwatch/answer/13044412?hl=en&sjid=10776994459739913003-NA#zippy=%2Cupdate-your-pixel-watch).\n\n- Security patch levels of 2023-08-01 or later address all issues associated with the 2023-08-01 security patch level.\n\nFor some devices on Android 10 or later, the Google Play system update\nwill have a date string that matches the 2023-08-01\nsecurity patch level.\nPlease see [this article](https://support.google.com/android/answer/7680439?hl=en) for more details on how to install\nsecurity updates.\n\n\n**2. What do the entries in the *Type* column mean?**\n\nEntries in the *Type* column of the vulnerability details table\nreference the classification of the security vulnerability.\n\n| Abbreviation | Definition |\n|--------------|------------------------------|\n| RCE | Remote code execution |\n| EoP | Elevation of privilege |\n| ID | Information disclosure |\n| DoS | Denial of service |\n| N/A | Classification not available |\n\n\n**3. What do the entries in the *References* column mean?**\n\nEntries under the *References* column of the vulnerability details\ntable may contain a prefix identifying the organization to which the reference\nvalue belongs.\n\n| Prefix | Reference |\n|--------|---------------------------|\n| A- | Android bug ID |\n| QC- | Qualcomm reference number |\n| M- | MediaTek reference number |\n| N- | NVIDIA reference number |\n| B- | Broadcom reference number |\n| U- | UNISOC reference number |\n\nVersions\n--------\n\n| Version | Date | Notes |\n|---------|----------------|--------------------|\n| 1.0 | August 7, 2023 | Bulletin Published |"]]
