imPC@ndo IT

Tracker / CVE-2024-49571

CVE-2024-49571

Critical 9.1

In the Linux kernel, the following vulnerability has been resolved: net/smc: check iparea_offset and ipv6_prefixes_cnt when receiving proposal msg When receiving proposal msg in server, the field iparea_offset and the field ipv6_prefixes_cnt in proposal msg are from the remote client and can not be fully trusted. Especially the field iparea_offset, once exceed the max value, there has the chance to access wrong address, and crash may happen. This patch checks iparea_offset and ipv6_prefixes_cnt before using them.

Affected products and versions

linux linux_kernel
linux linux_kernel · 4.16 → 5.10.233
linux linux_kernel · 5.11 → 5.15.176
linux linux_kernel · 5.16 → 6.1.122
linux linux_kernel · 6.2 → 6.6.68
linux linux_kernel · 6.7 → 6.12.7

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