CVE-2023-53335

high

Description

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.

References

https://git.kernel.org/stable/c/9ddc77eefb2a567b705c3c86ab2ddabe43cadf1b

https://git.kernel.org/stable/c/9dca64042d855a24b0bd81ce242e5dc7e939f6eb

https://git.kernel.org/stable/c/2cfc00e974d75a3aa8155f2660f57d342e1f67ca

https://git.kernel.org/stable/c/283861a4c52c1ea4df3dd1b6fc75a50796ce3524

Details

Source: Mitre, NVD

Published: 2025-09-17

Updated: 2025-09-17

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Severity: High