vulnerability
Amazon Linux AMI 2: CVE-2021-47495: Security patch for kernel (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | May 22, 2024 | May 21, 2025 | May 20, 2026 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 22, 2024
Added
May 21, 2025
Modified
May 20, 2026
Description
In the Linux kernel, the following vulnerability has been resolved:
usbnet: sanity check for maxpacket
maxpacket of 0 makes no sense and oopses as we need to divide
by it. Give up.
V2: fixed typo in log and stylistic issues
Solutions
amazon-linux-ami-2-upgrade-bpftoolamazon-linux-ami-2-upgrade-bpftool-debuginfoamazon-linux-ami-2-upgrade-kernelamazon-linux-ami-2-upgrade-kernel-debuginfoamazon-linux-ami-2-upgrade-kernel-debuginfo-common-aarch64amazon-linux-ami-2-upgrade-kernel-debuginfo-common-x86_64amazon-linux-ami-2-upgrade-kernel-develamazon-linux-ami-2-upgrade-kernel-headersamazon-linux-ami-2-upgrade-kernel-livepatch-4-14-256-197-484amazon-linux-ami-2-upgrade-kernel-livepatch-5-10-82-83-359amazon-linux-ami-2-upgrade-kernel-toolsamazon-linux-ami-2-upgrade-kernel-tools-debuginfoamazon-linux-ami-2-upgrade-kernel-tools-develamazon-linux-ami-2-upgrade-perfamazon-linux-ami-2-upgrade-perf-debuginfoamazon-linux-ami-2-upgrade-python-perfamazon-linux-ami-2-upgrade-python-perf-debuginfo
References
- AMAZON-AL2/ALAS-2025-2752
- AMAZON-AL2/ALAS2KERNEL-5.10-2024-049
- AMAZON-AL2/ALAS2KERNEL-5.4-2025-093
- AMAZON-AL2/ALASKERNEL-5.10-2024-049
- AMAZON-AL2/ALASKERNEL-5.4-2025-093
- CVE-2021-47495
- https://attackerkb.com/topics/CVE-2021-47495
- CWE-369
- EUVD-EUVD-2021-34499
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-34499
Rapid7 Labs
2026 Global Threat Landscape Report
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