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CVE-2025-38458

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix NULL pointer dereference in vcc_sendmsg() atmarpd_dev_ops does not implement the send method, which may cause cr…

Published Jul 25, 2025CWE-476EPSS 0.18%

Overview

CVE-2025-38458 is a medium-severity vulnerability. It was published on July 25, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

atm: clip: Fix NULL pointer dereference in vcc_sendmsg()

atmarpd_dev_ops does not implement the send method, which may cause crash

as bellow.

BUG: kernel NULL pointer dereference, address: 0000000000000000

PGD 0 P4D 0

Oops: Oops: 0010 [#1] SMP KASAN NOPTI

CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted 6.15.0-rc6-syzkaller-00346-g5723cc3450bc #0 PREEMPT(full)

Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014

RIP: 0010:0x0

Code: Unable to access opcode bytes at 0xffffffffffffffd6.

RSP: 0018:ffffc9000d3cf778 EFLAGS: 00010246

RAX: 1ffffffff1910dd1 RBX: 00000000000000c0 RCX: dffffc0000000000

RDX: ffffc9000dc82000 RSI: ffff88803e4c4640 RDI: ffff888052cd0000

RBP: ffffc9000d3cf8d0 R08: ffff888052c9143f R09: 1ffff1100a592287

R10: dffffc0000000000 R11: 0000000000000000 R12: 1ffff92001a79f00

R13: ffff888052cd0000 R14: ffff88803e4c4640 R15: ffffffff8c886e88

FS: 00007fbc762566

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/07b585ae3699c0a5026f86ac846f144e34875eeeRefgit.kernel.org/stable/c/22fc46cea91df3dce140a7dc6847c6fcf0354505Refgit.kernel.org/stable/c/27b5bb7ea1a8fa7b8c4cfde4d2bf8650cca2e8e8Refgit.kernel.org/stable/c/34a09d6240a25185ef6fc5a19dbb3cdbb6a78bc0Refgit.kernel.org/stable/c/7f1cad84ac1a6af42d9d57e879de47ce37995024Refgit.kernel.org/stable/c/7f8a9b396037daae453a108faec5b28886361323Refgit.kernel.org/stable/c/9ec7e943aee5c28c173933f9defd40892fb3be3dRefgit.kernel.org/stable/c/a16fbe6087e91c8e7c4aa50e1af7ad56edbd9e3eReflists.debian.org/debian-lts-announce/2025/10/msg00007.htmlReflists.debian.org/debian-lts-announce/2025/10/msg00008.html

How CyberStrike helps

Frequently asked questions

What is CVE-2025-38458?

CVE-2025-38458 is a medium-severity vulnerability. It was published on July 25, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-38458?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-38458?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-38458?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-38458 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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