imPC@ndo IT

Tracker / CVE-2020-13974

CVE-2020-13974

High 7.8

An issue was discovered in the Linux kernel 4.4 through 5.7.1. drivers/tty/vt/keyboard.c has an integer overflow if k_ascii is called several times in a row, aka CID-b86dab054059. NOTE: Members in the community argue that the integer overflow does not lead to a security issue in this case.

Affected products and versions

canonical ubuntu_linux
debian debian_linux
linux linux_kernel · … → 4.4.227
linux linux_kernel · 4.10 → 4.14.184
linux linux_kernel · 4.15 → 4.19.128
linux linux_kernel · 4.20 → 5.4.46
linux linux_kernel · 4.5 → 4.9.227
linux linux_kernel · 5.5 → 5.6.18
linux linux_kernel · 5.7 → 5.7.2

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