imPC@ndo IT

Tracker / CVE-2021-47478

CVE-2021-47478

Critical 9.1

In the Linux kernel, the following vulnerability has been resolved: isofs: Fix out of bound access for corrupted isofs image When isofs image is suitably corrupted isofs_read_inode() can read data beyond the end of buffer. Sanity-check the directory entry length before using it.

Affected products and versions

linux linux_kernel · … → 4.4.292
linux linux_kernel · 4.10 → 4.14.255
linux linux_kernel · 4.15 → 4.19.217
linux linux_kernel · 4.20 → 5.4.159
linux linux_kernel · 4.5 → 4.9.290
linux linux_kernel · 5.11 → 5.14.18
linux linux_kernel · 5.15 → 5.15.2
linux linux_kernel · 5.5 → 5.10.79

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