EC2/EBS Conditional Failure Patterns (Part 5)
Data strictly extracted from official AWS troubleshooting documentation. Click the symptom below to get the targeted version-specific vulnerability, past incident, or workaround details.
🚨 Step 1: What specific error symptom are you experiencing?
Please click the most accurate description:
Quick Reference Table
| # | Type | Verbatim Sentence | Affected Version or Date | Still Relevant? |
|---|---|---|---|---|
| 1 | vulnerability / backport | "A number of previous vulnerabilities in php7.2 have since been patched via backports by AWS, however your particular security software may still flag this version of PHP." | php7.2 | Fully patched via backports |
| 2 | past-incident / patch (wontfix) | "For the Ubuntu 16.04 LTS - Xenial AMI, hibernation is not supported on t3.nano instance types. No patch will be made available because Ubuntu Xenial ended support in April 2021." | Ubuntu 16.04 LTS - Xenial AMI on t3.nano | Workaround still needed (avoid using t3.nano instances for hibernation on this OS) |
| 3 | workaround | "With FreeBSD AMIs, bare metal instances take nearly an hour to boot and I/O to the local NVMe storage does not complete. As a workaround, add the following line to /boot/loader.conf and reboot: hw.nvme.per_cpu_io_queues="0"" | FreeBSD AMIs (version/date not specified) | Workaround still needed |
| 4 | vulnerability | "If you test the domain again on Qualys SSL Labs, you should see that the RC4 vulnerability and other warnings are gone and the summary looks something like the following." | Version/date not specified | Fully patched (via manual configuration instructions provided) |