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CVE-2022-50341

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: cifs: fix oops during encryption When running xfstests against Azure the following oops occurred on an arm64 system Unable t…

Published Sep 16, 2025EPSS 0.11%

Overview

CVE-2022-50341 is a high-severity vulnerability. It was published on September 16, 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:

cifs: fix oops during encryption

When running xfstests against Azure the following oops occurred on an

arm64 system

Unable to handle kernel write to read-only memory at virtual address

ffff0001221cf000

Mem abort info:

ESR = 0x9600004f

EC = 0x25: DABT (current EL), IL = 32 bits

SET = 0, FnV = 0

EA = 0, S1PTW = 0

FSC = 0x0f: level 3 permission fault

Data abort info:

ISV = 0, ISS = 0x0000004f

CM = 0, WnR = 1

swapper pgtable: 4k pages, 48-bit VAs, pgdp=00000000294f3000

[ffff0001221cf000] pgd=18000001ffff8003, p4d=18000001ffff8003,

pud=18000001ff82e003, pmd=18000001ff71d003, pte=00600001221cf787

Internal error: Oops: 9600004f [#1] PREEMPT SMP

...

pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)

pc : __memcpy+0x40/0x230

lr : scatterwalk_copychunks+0xe0/0x200

sp : ffff800014e92de0

x29: ffff800014e92de0 x28: ffff000114f9de80 x27: 0000000000000008

x26: 00000000000

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/a13e51760703f71c25d5fc1f4a62dfa4b0cc80e9Refgit.kernel.org/stable/c/bf0543b93740916ee91956f9a63da6fc0d79daaaRefgit.kernel.org/stable/c/e8d16a54842d609fd4a3ed2d81d4333d6329aa94Refgit.kernel.org/stable/c/e8e2861cc3258dbe407d01ea8c59bb5a53132301Refgit.kernel.org/stable/c/f7f291e14dde32a07b1f0aa06921d28f875a7b54Refgit.kernel.org/stable/c/fe6ea044c4f05706cb71040055b1c70c6c8275e0

How CyberStrike helps

Frequently asked questions

What is CVE-2022-50341?

CVE-2022-50341 is a high-severity vulnerability. It was published on September 16, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2022-50341?

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-2022-50341?

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-2022-50341?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-50341 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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