IT

Tracker / CVE-2022-49727

CVE-2022-49727

Medium 5.5

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg When len >= INT_MAX - transhdrlen, ulen = len + transhdrlen will be overflow. To fix, we can follow what udpv6 does and subtract the transhdrlen from the max.

Affected products and versions

linux linux_kernel
linux linux_kernel · … → 4.9.320
linux linux_kernel · 4.10 → 4.14.285
linux linux_kernel · 4.15 → 4.19.249
linux linux_kernel · 4.20 → 5.4.200
linux linux_kernel · 5.11 → 5.15.49
linux linux_kernel · 5.16 → 5.18.6
linux linux_kernel · 5.5 → 5.10.124

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