USN-4879-1
Advisory lineage Upstream: 4 Downstream: 0
Published: 16 Mar 2021, 06:51
Last modified:03 Jun 2026, 13:33
Vulnerability Summary
Overall Risk (default)
minimal
0/100 CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
16 Mar 2021, 06:51
Published
Vulnerability first disclosed
03 Jun 2026, 13:33
Last Modified
Vulnerability information updated
Description
linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.8, linux-kvm, linux-oracle, linux-raspi vulnerabilities It was discovered that the Marvell WiFi-Ex device driver in the Linux kernel did not properly validate ad-hoc SSIDs. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2020-36158) Loris Reiff discovered that the BPF implementation in the Linux kernel did not properly validate attributes in the getsockopt BPF hook. A local attacker could possibly use this to cause a denial of service (system crash). (CVE-2021-20194)
Affected Systems
- ubuntu•linux-hwe-5.8
< 5.8.0-45.51~20.04.1