CVE-2021-4202
- State
- Published
- Severity
- Not scored
- Published
- Mar 25, 2022
- Updated
- Aug 3, 2024
- Reserved
- Jan 10, 2022
Description
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.
Scores
The record has no CVSS score.
Weaknesses
- CWE-362 >CWE-416
Affected Products
| Product | Versions |
|---|---|
kerneln/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2036682
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=3e3b5dfcd16a3e254aab61bd1e8c417dd4503102
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=48b71a9e66c2eab60564b1b1c85f4928ed04e406
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=86cdf8e38792545161dbe3350a7eced558ba4d15
- https://security.netapp.com/advisory/ntap-20220513-0002/
- [oss-security] 20220601 Re: CVE-2021-4204: Linux Kernel eBPF Improper Input Validation Vulnerabilitymailing-list
- [oss-security] 20220604 Re: CVE-2021-4204: Linux Kernel eBPF Improper Input Validation Vulnerabilitymailing-list
- [oss-security] 20220607 Re: CVE-2021-4204: Linux Kernel eBPF Improper Input Validation Vulnerabilitymailing-list
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