CVE-2024-53043

mctp i2c: handle NULL header address

Description

In the Linux kernel, the following vulnerability has been resolved: mctp i2c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is transmitted by a different protocol.

References

Link	Tags
https://git.kernel.org/stable/c/4707893315802a0917231b94cb20cbe50ccbfe03	patch
https://git.kernel.org/stable/c/8e886e44397ba89f6e8da8471386112b4f5b67b7	patch
https://git.kernel.org/stable/c/8c222adadc1612e4f097688875962a28e3f5ab44	patch
https://git.kernel.org/stable/c/01e215975fd80af81b5b79f009d49ddd35976c13	patch

Frequently Asked Questions

What is the severity of CVE-2024-53043?: CVE-2024-53043 has been scored as a medium severity vulnerability.
How to fix CVE-2024-53043?: To fix CVE-2024-53043, 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-2024-53043 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-53043 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-2024-53043?: CVE-2024-53043 affects Linux Linux, Linux Linux.

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Description

Category

CWE-476 – NULL Pointer Dereference

References

Frequently Asked Questions