CVE-2021-39671 — Use of Uninitialized Resource in System Tools Aidl

CWE-908 — Use of Uninitialized Resource4 documents4 sources
Severity
6.5MEDIUMNVD
EPSS
0.1%
top 68.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System Tools AidlGoogle Android
Timeline
PublishedFeb 11
Latest updateFeb 12

Description

In code generated by aidl_const_expressions.cpp, there is a possible out of bounds read due to uninitialized data. This could lead to information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-206718630

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5google/androidAndroid-12
▶NVDgoogle/android12.0
▶Androidplatform/system_tools_aidl12:0 — 12:2022-02-01

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-fp26-fc43-5569: In code generated by aidl_const_expressions↗2022-02-12
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OSV
CVE-2021-39671: In code generated by aidl_const_expressions↗2022-02-01
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📋Vendor Advisories

1
Android
CVE-2021-39671: Android Security Bulletin 2022-02-01 CVE: CVE-2021-39671 Severity: HIGH Type: EoP Affected AOSP versions: 12 References: A-206718630 [2]↗2022-02-01
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CVE-2021-39671 — Use of Uninitialized Resource | cvebase