CVE-2023-53335

low-risk
Published 2025-09-17

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Fix potential null-ptr-deref in pass_establish() If get_ep_from_tid() fails to lookup non-NULL value for ep, ep is dereferenced later regardless of whether it is empty. This patch adds a simple sanity check to fix the issue. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Do I need to act?

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0.02% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (4)

Patch https://git.kernel.org/stable/c/283861a4c52c1ea4df3dd1b6fc75a50796ce3524
Patch https://git.kernel.org/stable/c/2cfc00e974d75a3aa8155f2660f57d342e1f67ca
Patch https://git.kernel.org/stable/c/9dca64042d855a24b0bd81ce242e5dc7e939f6eb
Patch https://git.kernel.org/stable/c/9ddc77eefb2a567b705c3c86ab2ddabe43cadf1b
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal