CVE-2024-49571

net/smc: check iparea_offset and ipv6_prefixes_cnt when receiving proposal msg

Description

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.

N/A

CVSS

Severity:

EPSS 0.07%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/846bada23bfcdeb83621b045ed85dc06c7833ff0
https://git.kernel.org/stable/c/f10635268a0a49ee902a3b63b5dbb76f4fed498e
https://git.kernel.org/stable/c/62056d1592e63d85e82357ee2ae6a6a294f440b0
https://git.kernel.org/stable/c/91a7c27c1444ed4677b83fd5308d2cf03f5f0851
https://git.kernel.org/stable/c/47ce46349672a7e0c361bfe39ed0b22e824ef4fb
https://git.kernel.org/stable/c/a29e220d3c8edbf0e1beb0f028878a4a85966556

Frequently Asked Questions

What is the severity of CVE-2024-49571?: CVE-2024-49571 has not yet been assigned a CVSS score.
How to fix CVE-2024-49571?: To fix CVE-2024-49571, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-49571 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-49571 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-49571?: CVE-2024-49571 affects Linux Linux, Linux Linux.

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