imPC@ndo IT

Tracker / CVE-2021-35477

CVE-2021-35477

Medium 5.5

In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because a certain preempting store operation does not necessarily occur before a store operation that has an attacker-controlled value.

Affected products and versions

debian debian_linux
fedoraproject fedora
linux linux_kernel · … → 5.13.7

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.

References