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CVE-2025-38320

7.1 · HIGH

In the Linux kernel, the following vulnerability has been resolved: arm64/ptrace: Fix stack-out-of-bounds read in regs_get_kernel_stack_nth() KASAN reports a stack-out-of-bounds read in regs_get_…

Published Jul 10, 2025CWE-125EPSS 0.21%

Overview

CVE-2025-38320 is a high-severity vulnerability. It was published on July 10, 2025 and has a CVSS 3.1 base score of 7.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.1, 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:

arm64/ptrace: Fix stack-out-of-bounds read in regs_get_kernel_stack_nth()

KASAN reports a stack-out-of-bounds read in regs_get_kernel_stack_nth().

Call Trace:

[ 97.283505] BUG: KASAN: stack-out-of-bounds in regs_get_kernel_stack_nth+0xa8/0xc8

[ 97.284677] Read of size 8 at addr ffff800089277c10 by task 1.sh/2550

[ 97.285732]

[ 97.286067] CPU: 7 PID: 2550 Comm: 1.sh Not tainted 6.6.0+ #11

[ 97.287032] Hardware name: linux,dummy-virt (DT)

[ 97.287815] Call trace:

[ 97.288279] dump_backtrace+0xa0/0x128

[ 97.288946] show_stack+0x20/0x38

[ 97.289551] dump_stack_lvl+0x78/0xc8

[ 97.290203] print_address_description.constprop.0+0x84/0x3c8

[ 97.291159] print_report+0xb0/0x280

[ 97.291792] kasan_report+0x84/0xd0

[ 97.292421] __asan_load8+0x9c/0xc0

[ 97.293042] regs_get_kernel_stack_nth+0xa8/0xc8

[ 97.293835] process_fetch_insn+0x770/0xa30

[ 97.294562] kprobe_trace_func+0x254/0x3b0

[

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.

Frequently asked questions

What is CVE-2025-38320?

CVE-2025-38320 is a high-severity vulnerability. It was published on July 10, 2025 and has a CVSS 3.1 base score of 7.1 (HIGH).

How severe is CVE-2025-38320?

This vulnerability has a CVSS 3.1 base score of 7.1, 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-2025-38320?

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-2025-38320?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-38320 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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