CVE-2021-0918 — Out-of-bounds Write in Google Android

CWE-787 — Out-of-bounds Write5 documents5 sources
Severity
8.8HIGHNVD
EPSS
0.2%
top 62.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System BTGoogle Android
Timeline
PublishedDec 15
Latest updateDec 16

Description

In gatt_process_notification of gatt_cl.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution over Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197536150

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-12
▶NVDgoogle/android12.0
▶Androidplatform/system_bt12:0 — 12:2021-11-01

🔴Vulnerability Details

3
GHSA
GHSA-h9hc-qgww-qvf4: In gatt_process_notification of gatt_cl↗2021-12-16
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CVEList
CVE-2021-0918: In gatt_process_notification of gatt_cl↗2021-12-15
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OSV
CVE-2021-0918: In gatt_process_notification of gatt_cl↗2021-11-01
▶

📋Vendor Advisories

1
Android
CVE-2021-0918: Android Security Bulletin 2021-11-01 CVE: CVE-2021-0918 Severity: CRITICAL Type: RCE Affected AOSP versions: 12 References: A-197536150↗2021-11-01
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CVE-2021-0918 — Out-of-bounds Write in Google Android | cvebase