CVE-2024-36945: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix neighbour and rtable leak in smc_ib_find_route() In smc_ib_find_route(), the neighbour found by neigh_lookup() and rtable resolved by ip_route_output_flow() are not released or put before return. It may cause the refcount leak, so fix it.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor	Product	Versions
linux	linux_kernel	5.16 — 6.1.91
linux	linux_kernel	6.2 — 6.6.31
linux	linux_kernel	6.7 — 6.8.10
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/2ddc0dd7fec86ee53b8928a5cca5fbddd4fc7c06 https://git.kernel.org/stable/c/5df93c029a907b0ff5a4eeadd77ba06ff0a277d2 https://git.kernel.org/stable/c/d5a466ab6e78d6f2e0f64435f1e17246c8e941ff https://git.kernel.org/stable/c/da91e447d06dc649fcf46e59122e7bf8f0b2e0db https://git.kernel.org/stable/c/2ddc0dd7fec86ee53b8928a5cca5fbddd4fc7c06 https://git.kernel.org/stable/c/5df93c029a907b0ff5a4eeadd77ba06ff0a277d2 https://git.kernel.org/stable/c/d5a466ab6e78d6f2e0f64435f1e17246c8e941ff https://git.kernel.org/stable/c/da91e447d06dc649fcf46e59122e7bf8f0b2e0db

Other References

https://security.netapp.com/advisory/ntap-20250404-0006/

Frequently Asked Questions

What is CVE-2024-36945? +

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix neighbour and rtable leak in smc_ib_find_route() In smc_ib_find_route(), the neighbour found by neigh_lookup() and rtable resolved by ip_route_output_flow() are not released or put before return. It may cause the refcount leak, so fix it. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-36945? +

CVE-2024-36945 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-36945? +

CVE-2024-36945 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-36945? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-36945