Vulnerability in Linux Kernel
CVE-2021-43976
In the Linux kernel through 5.15.2, mwifiex_usb_recv in drivers/net/wireless/marvell/mwifiex/usb.c allows an attacker (who can connect a crafted USB device) to cause a denial of service (skb_over_panic).
EPSS: 0.006 (47.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
Public proof-of-concept exploits
References
- cve@mitre.org
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (Patch, Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org
Frequently asked questions
- What is CVE-2021-43976?
- CVE-2021-43976 is a medium-severity vulnerability in Linux Kernel. CVSS score: 4.6/10. Published 2021-11-17.
- How severe is CVE-2021-43976?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2021-43976 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.