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CVE-2025-38129

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: page_pool: Fix use-after-free in page_pool_recycle_in_ring syzbot reported a uaf in page_pool_recycle_in_ring: BUG: KASAN: sla…

Published Jul 3, 2025CWE-416EPSS 0.20%

Overview

CVE-2025-38129 is a high-severity vulnerability. It was published on July 3, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. 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:

page_pool: Fix use-after-free in page_pool_recycle_in_ring

syzbot reported a uaf in page_pool_recycle_in_ring:

BUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862

Read of size 8 at addr ffff8880286045a0 by task syz.0.284/6943

CPU: 0 UID: 0 PID: 6943 Comm: syz.0.284 Not tainted 6.13.0-rc3-syzkaller-gdfa94ce54f41 #0

Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024

Call Trace:

<TASK>

__dump_stack lib/dump_stack.c:94 [inline]

dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120

print_address_description mm/kasan/report.c:378 [inline]

print_report+0x169/0x550 mm/kasan/report.c:489

kasan_report+0x143/0x180 mm/kasan/report.c:602

lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862

__raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline]

_raw_spin_unlock_bh+0x1b/0x40 kernel/locking/spinlock.c:210

spin_unlock_bh include/linux/spi

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/1a8c0b61d4cb55c5440583ec9e7f86a730369e32Refgit.kernel.org/stable/c/271683bb2cf32e5126c592b5d5e6a756fa374fd9Refgit.kernel.org/stable/c/4914c0a166540e534a0c1d43affd329d95fb56fdRefgit.kernel.org/stable/c/4ab8c0f8905c9c4d05e7f437e65a9a365573ff02Refgit.kernel.org/stable/c/c2c906142293931e33ef4be79ebc36c25c4e21ddRefgit.kernel.org/stable/c/d69f28ef7cdafdcf37ee310f38b1399e7d05f9a8Refgit.kernel.org/stable/c/e869a85acc2e60dc554579b910826a4919d8cd98

How CyberStrike helps

Frequently asked questions

What is CVE-2025-38129?

CVE-2025-38129 is a high-severity vulnerability. It was published on July 3, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-38129?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-38129?

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-2025-38129?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-38129 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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