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CVE-2023-52484

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3: Fix soft lockup triggered by arm_smmu_mm_invalidate_range When running an SVA case, the following soft locku…

Published Feb 29, 2024CWE-667EPSS 0.17%

Overview

CVE-2023-52484 is a medium-severity vulnerability. It was published on February 29, 2024 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:

iommu/arm-smmu-v3: Fix soft lockup triggered by arm_smmu_mm_invalidate_range

When running an SVA case, the following soft lockup is triggered:

--------------------------------------------------------------------

watchdog: BUG: soft lockup - CPU#244 stuck for 26s!

pstate: 83400009 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)

pc : arm_smmu_cmdq_issue_cmdlist+0x178/0xa50

lr : arm_smmu_cmdq_issue_cmdlist+0x150/0xa50

sp : ffff8000d83ef290

x29: ffff8000d83ef290 x28: 000000003b9aca00 x27: 0000000000000000

x26: ffff8000d83ef3c0 x25: da86c0812194a0e8 x24: 0000000000000000

x23: 0000000000000040 x22: ffff8000d83ef340 x21: ffff0000c63980c0

x20: 0000000000000001 x19: ffff0000c6398080 x18: 0000000000000000

x17: 0000000000000000 x16: 0000000000000000 x15: ffff3000b4a3bbb0

x14: ffff3000b4a30888 x13: ffff3000b4a3cf60 x12: 0000000000000000

x11: 0000000000000000 x10: 0000000000000000 x9 : ffffc08120e4d6bc

x8 : 0000000000000000 x7 : 0

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/3283a1bce9bbc978059f790b84f3c10c32492429Refgit.kernel.org/stable/c/d5afb4b47e13161b3f33904d45110f9e6463bad6Refgit.kernel.org/stable/c/f5a604757aa8e37ea9c7011dc9da54fa1b30f29bRefgit.kernel.org/stable/c/f90f4c562003ac3d3b135c5a40a5383313f27264Refgit.kernel.org/stable/c/3283a1bce9bbc978059f790b84f3c10c32492429Refgit.kernel.org/stable/c/d5afb4b47e13161b3f33904d45110f9e6463bad6Refgit.kernel.org/stable/c/f5a604757aa8e37ea9c7011dc9da54fa1b30f29bRefgit.kernel.org/stable/c/f90f4c562003ac3d3b135c5a40a5383313f27264

How CyberStrike helps

Frequently asked questions

What is CVE-2023-52484?

CVE-2023-52484 is a medium-severity vulnerability. It was published on February 29, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2023-52484?

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-2023-52484?

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-2023-52484?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-52484 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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