vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-3600): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:S/C:C/I:C/A:C) | Jun 23, 2021 | Jun 24, 2021 | Mar 27, 2026 |
Severity
7
CVSS
(AV:L/AC:M/Au:S/C:C/I:C/A:C)
Published
Jun 23, 2021
Added
Jun 24, 2021
Modified
Mar 27, 2026
Description
It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code.
Solutions
ubuntu-upgrade-linux-image-4-15-0-1022-dell300xubuntu-upgrade-linux-image-4-15-0-1075-oracleubuntu-upgrade-linux-image-4-15-0-1089-raspi2ubuntu-upgrade-linux-image-4-15-0-1103-gcpubuntu-upgrade-linux-image-4-15-0-1106-awsubuntu-upgrade-linux-image-4-15-0-1106-snapdragonubuntu-upgrade-linux-image-4-15-0-1118-azureubuntu-upgrade-linux-image-4-15-0-147-genericubuntu-upgrade-linux-image-4-15-0-147-generic-lpaeubuntu-upgrade-linux-image-4-15-0-147-lowlatencyubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-dell300xubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragonubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04
References
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.