CVE-2022-33719
CWE-20Published: August 5, 2022· Updated: Jun 17, 2026
Official Description
Improper input validation in baseband prior to SMR Aug-2022 Release 1 allows attackers to cause integer overflow to heap overflow.
Risk Analysis
A critical vulnerability in the Android baseband allows an attacker to trigger a heap overflow via an integer overflow. This flaw poses a significant risk to device integrity and is remotely exploitable.
No public exploit is currently known for this vulnerability.
Apply the SMR August 2022 security updates to affected Android versions 10, 11, and 12.
Technical Analysis
CVE-2022-33719 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-20)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-33719 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts