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CVE-2024-26989

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: arm64: hibernate: Fix level3 translation fault in swsusp_save() On arm64 machines, swsusp_save() faults if it attempts to acces…

Published May 1, 2024EPSS 0.24%

Overview

CVE-2024-26989 is a high-severity vulnerability. It was published on May 1, 2024 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:

arm64: hibernate: Fix level3 translation fault in swsusp_save()

On arm64 machines, swsusp_save() faults if it attempts to access

MEMBLOCK_NOMAP memory ranges. This can be reproduced in QEMU using UEFI

when booting with rodata=off debug_pagealloc=off and CONFIG_KFENCE=n:

Unable to handle kernel paging request at virtual address ffffff8000000000

Mem abort info:

ESR = 0x0000000096000007

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

SET = 0, FnV = 0

EA = 0, S1PTW = 0

FSC = 0x07: level 3 translation fault

Data abort info:

ISV = 0, ISS = 0x00000007, ISS2 = 0x00000000

CM = 0, WnR = 0, TnD = 0, TagAccess = 0

GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0

swapper pgtable: 4k pages, 39-bit VAs, pgdp=00000000eeb0b000

[ffffff8000000000] pgd=180000217fff9803, p4d=180000217fff9803, pud=180000217fff9803, pmd=180000217fff8803, pte=0000000000000000

Internal error: Oops: 0000000096000007 [#1] SMP

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/022b19ebc31cce369c407617041a3db810db23b3Refgit.kernel.org/stable/c/31f815cb436082e72d34ed2e8a182140a73ebdf4Refgit.kernel.org/stable/c/50449ca66cc5a8cbc64749cf4b9f3d3fc5f4b457Refgit.kernel.org/stable/c/813f5213f2c612dc800054859aaa396ec8ad7069Refgit.kernel.org/stable/c/f7e71a7cf399f53ff9fc314ca3836dc913b05bd6Refgit.kernel.org/stable/c/022b19ebc31cce369c407617041a3db810db23b3Refgit.kernel.org/stable/c/31f815cb436082e72d34ed2e8a182140a73ebdf4Refgit.kernel.org/stable/c/50449ca66cc5a8cbc64749cf4b9f3d3fc5f4b457Refgit.kernel.org/stable/c/813f5213f2c612dc800054859aaa396ec8ad7069Refgit.kernel.org/stable/c/f7e71a7cf399f53ff9fc314ca3836dc913b05bd6

How CyberStrike helps

Frequently asked questions

What is CVE-2024-26989?

CVE-2024-26989 is a high-severity vulnerability. It was published on May 1, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-26989?

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-2024-26989?

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-2024-26989?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-26989 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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