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CVE-2024-41065

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Whitelist dtl slub object for copying to userspace Reading the dispatch trace log from /sys/kernel/debug/power…

Published Jul 29, 2024EPSS 0.22%

Overview

CVE-2024-41065 is a medium-severity vulnerability. It was published on July 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:

powerpc/pseries: Whitelist dtl slub object for copying to userspace

Reading the dispatch trace log from /sys/kernel/debug/powerpc/dtl/cpu-*

results in a BUG() when the config CONFIG_HARDENED_USERCOPY is enabled as

shown below.

kernel BUG at mm/usercopy.c:102!

Oops: Exception in kernel mode, sig: 5 [#1]

LE PAGE_SIZE=64K MMU=Radix SMP NR_CPUS=2048 NUMA pSeries

Modules linked in: xfs libcrc32c dm_service_time sd_mod t10_pi sg ibmvfc

scsi_transport_fc ibmveth pseries_wdt dm_multipath dm_mirror dm_region_hash dm_log dm_mod fuse

CPU: 27 PID: 1815 Comm: python3 Not tainted 6.10.0-rc3 #85

Hardware name: IBM,9040-MRX POWER10 (raw) 0x800200 0xf000006 of:IBM,FW1060.00 (NM1060_042) hv:phyp pSeries

NIP: c0000000005d23d4 LR: c0000000005d23d0 CTR: 00000000006ee6f8

REGS: c000000120c078c0 TRAP: 0700 Not tainted (6.10.0-rc3)

MSR: 8000000000029033 <SF,EE,ME,IR,DR,RI,LE> CR: 2828220f XER:

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/0f5892212c27be31792ef1daa89c8dac1b3047e4Refgit.kernel.org/stable/c/1a14150e1656f7a332a943154fc486504db4d586Refgit.kernel.org/stable/c/1ee68686d1e2a5da35d5650be0be1ce06fe2ceb2Refgit.kernel.org/stable/c/6b16098148ea58a67430d90e20476be2377c3acdRefgit.kernel.org/stable/c/a7b952941ce07e1e7a2cafd08c64a98e14f553e6Refgit.kernel.org/stable/c/e512a59b472684d8585125101ab03b86c2c1348aRefgit.kernel.org/stable/c/e59822f9d700349cd17968d22c979db23a2d347fRefgit.kernel.org/stable/c/0f5892212c27be31792ef1daa89c8dac1b3047e4Refgit.kernel.org/stable/c/1a14150e1656f7a332a943154fc486504db4d586Refgit.kernel.org/stable/c/1ee68686d1e2a5da35d5650be0be1ce06fe2ceb2

How CyberStrike helps

Frequently asked questions

What is CVE-2024-41065?

CVE-2024-41065 is a medium-severity vulnerability. It was published on July 29, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-41065?

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-2024-41065?

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-2024-41065?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-41065 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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