CVE-2021-39809 — Out-of-bounds Read in Google Android

CWE-125 — Out-of-bounds Read5 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.3%
top 47.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System BTGoogle Android
Timeline
PublishedApr 12
Latest updateApr 13

Description

In avrc_ctrl_pars_vendor_rsp of avrc_pars_ct.cc, there is a possible out of bounds read due to a missing bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-205837191

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶CVEListV5google/androidAndroid-10 Android-11 Android-12 Android-12L
▶NVDgoogle/android4 versions+3
▶Androidplatform/system_bt10:0 — 10:2022-04-01+3

Patches

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

🔴Vulnerability Details

3
GHSA
GHSA-7f27-m2mg-3h27: In avrc_ctrl_pars_vendor_rsp of avrc_pars_ct↗2022-04-13
▶
CVEList
CVE-2021-39809: In avrc_ctrl_pars_vendor_rsp of avrc_pars_ct↗2022-04-12
▶
OSV
CVE-2021-39809: In avrc_ctrl_pars_vendor_rsp of avrc_pars_ct↗2022-04-01
▶

📋Vendor Advisories

1
Android
CVE-2021-39809: Android Security Bulletin 2022-04-01 CVE: CVE-2021-39809 Severity: HIGH Type: ID Affected AOSP versions: 10, 11, 12, 12L References: A-205837191↗2022-04-01
▶
CVE-2021-39809 — Out-of-bounds Read in Google Android | cvebase