CVE-2021-39620 — Use After Free in Google Android

CWE-416 — Use After Free5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 97.14%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks NativeGoogle Android
Timeline
PublishedJan 14
Latest updateJan 15

Description

In ipcSetDataReference of Parcel.cpp, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-203847542

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-11 Android-12
▶NVDgoogle/android11.0, 12.0+1
▶Androidplatform/frameworks_native11:0 — 11:2022-01-01+1

🔴Vulnerability Details

3
GHSA
GHSA-cg39-r375-5f83: In ipcSetDataReference of Parcel↗2022-01-15
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CVEList
CVE-2021-39620: In ipcSetDataReference of Parcel↗2022-01-14
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OSV
CVE-2021-39620: In ipcSetDataReference of Parcel↗2022-01-01
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📋Vendor Advisories

1
Android
CVE-2021-39620: Android Security Bulletin 2022-01-01 CVE: CVE-2021-39620 Severity: HIGH Type: EoP Affected AOSP versions: 11, 12 References: A-203847542↗2022-01-01
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CVE-2021-39620 — Use After Free in Google Android | cvebase