CVE-2024-50123

bpf: Add the missing BPF_LINK_TYPE invocation for sockmap

Description

In the Linux kernel, the following vulnerability has been resolved: bpf: Add the missing BPF_LINK_TYPE invocation for sockmap There is an out-of-bounds read in bpf_link_show_fdinfo() for the sockmap link fd. Fix it by adding the missing BPF_LINK_TYPE invocation for sockmap link Also add comments for bpf_link_type to prevent missing updates in the future.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/6d79f12c0ce2bc8ff5f109093df1734bd6450615 patch
https://git.kernel.org/stable/c/c2f803052bc7a7feb2e03befccc8e49b6ff1f5f5 patch

Frequently Asked Questions

What is the severity of CVE-2024-50123?
CVE-2024-50123 has been scored as a high severity vulnerability.
How to fix CVE-2024-50123?
To fix CVE-2024-50123, 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-2024-50123 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-50123 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-2024-50123?
CVE-2024-50123 affects Linux Linux, Linux Linux.
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