Tracker / CVE-2021-4202
CVE-2021-4202
High 7.0
A use-after-free flaw was found in nci_request in net/nfc/nci/core.c in NFC Controller Interface (NCI) in the Linux kernel. This flaw could allow a local attacker with user privileges to cause a data race problem while the device is getting removed, leading to a privilege escalation problem.
Affected products and versions
| linux | linux_kernel · 3.2 → 4.4.294 |
|---|---|
| linux | linux_kernel · 4.10 → 4.14.257 |
| linux | linux_kernel · 4.15 → 4.19.219 |
| linux | linux_kernel · 4.20 → 5.4.163 |
| linux | linux_kernel · 4.5 → 4.9.292 |
| linux | linux_kernel · 5.11 → 5.15.5 |
| linux | linux_kernel · 5.5.0 → 5.10.82 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.