CVE-2021-39719 describes an integer overflow vulnerability in the Android kernel's lwis_top_register_io function, which can lead to an out-of-bounds write. This flaw affects Android products and could enable a local attacker with System execution privileges to escalate their privileges without user interaction. Rated 6.7 MEDIUM on the CVSS scale, the vulnerability has high impact on confidentiality, integrity, and availability. Currently, there is no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is it listed on CISA's KEV catalog, and it has garnered minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:google:android:-:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.