CVE-2021-0330 — Use After Free in Google Android

CWE-416 — Use After Free5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 91.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System CoreGoogle Android
Timeline
PublishedFeb 10
Latest updateMay 24

Description

In add_user_ce and remove_user_ce of storaged.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in storaged with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11Android ID: A-170732441

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-9 Android-10 Android-11
▶NVDgoogle/android10.0, 11.0, 9.0+2
▶Androidplatform/system_core8.0:0 — 8.0:2021-02-01+4

Patches

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

🔴Vulnerability Details

3
GHSA
GHSA-8pqc-794r-q3c3: In add_user_ce and remove_user_ce of storaged↗2022-05-24
▶
CVEList
CVE-2021-0330: In add_user_ce and remove_user_ce of storaged↗2021-02-10
▶
OSV
CVE-2021-0330: In add_user_ce and remove_user_ce of storaged↗2021-02-01
▶

📋Vendor Advisories

1
Android
CVE-2021-0330: Android Security Bulletin 2021-02-01 CVE: CVE-2021-0330 Severity: HIGH Type: EoP Affected AOSP versions: 9, 10, 11 References: A-170732441↗2021-02-01
▶
CVE-2021-0330 — Use After Free in Google Android | cvebase