Tracker / CVE-2019-20908
CVE-2019-20908
Medium 6.7
An issue was discovered in drivers/firmware/efi/efi.c in the Linux kernel before 5.4. Incorrect access permissions for the efivar_ssdt ACPI variable could be used by attackers to bypass lockdown or secure boot restrictions, aka CID-1957a85b0032.
Affected products and versions
| canonical | ubuntu_linux |
|---|---|
| linux | linux_kernel · … → 5.4 |
| opensuse | leap |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.