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CVE-2024-39301

5.5 · MEDIUM
Published Jun 25, 2024 linux CWE-665 EPSS 0.23% (14th pctl)

Overview

CVE-2024-39301 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 25, 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:

net/9p: fix uninit-value in p9_client_rpc()

Syzbot with the help of KMSAN reported the following error:

BUG: KMSAN: uninit-value in trace_9p_client_res include/trace/events/9p.h:146 [inline]

BUG: KMSAN: uninit-value in p9_client_rpc+0x1314/0x1340 net/9p/client.c:754

trace_9p_client_res include/trace/events/9p.h:146 [inline]

p9_client_rpc+0x1314/0x1340 net/9p/client.c:754

p9_client_create+0x1551/0x1ff0 net/9p/client.c:1031

v9fs_session_init+0x1b9/0x28e0 fs/9p/v9fs.c:410

v9fs_mount+0xe2/0x12b0 fs/9p/vfs_super.c:122

legacy_get_tree+0x114/0x290 fs/fs_context.c:662

vfs_get_tree+0xa7/0x570 fs/super.c:1797

do_new_mount+0x71f/0x15e0 fs/namespace.c:3352

path_mount+0x742/0x1f20 fs/namespace.c:3679

do_mount fs/namespace.c:3692 [inline]

__do_sys_mount fs/namespace.c:3898 [inline]

__se_sys_mount+0x725/0x810 fs/namespace.c:3875

__x64_sys_mount+0xe4/0x150 fs/namespace.c:3875

do_syscall_64+0xd5/0x1f0

entry_SYSCALL_64

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. 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.

Affected Products

Vendor Product Versions Status
linux linux_kernel >= 3.2, < 4.19.316 Affected

References

Ref git.kernel.org/stable/c/124947855564572713d705a13be7d0c9dae16a17 Ref git.kernel.org/stable/c/2101901dd58c6da4924bc5efb217a1d83436290b Ref git.kernel.org/stable/c/25460d6f39024cc3b8241b14c7ccf0d6f11a736a Ref git.kernel.org/stable/c/6c1791130b781c843572fb6391c4a4c5d857ab17 Ref git.kernel.org/stable/c/72c5d8e416ecc46af370a1340b3db5ff0b0cc867 Ref git.kernel.org/stable/c/89969ffbeb948ffc159d19252e7469490103011b Ref git.kernel.org/stable/c/ca71f204711ad24113e8b344dc5bb8b0385f5672 Ref git.kernel.org/stable/c/fe5c604053c36c62af24eee8a76407d026ea5163 Ref git.kernel.org/stable/c/124947855564572713d705a13be7d0c9dae16a17 Ref git.kernel.org/stable/c/2101901dd58c6da4924bc5efb217a1d83436290b

Frequently Asked Questions

What is CVE-2024-39301?

CVE-2024-39301 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 25, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-39301?

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-2024-39301?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. 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-2024-39301?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-39301 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

Autonomous Discovery

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Continuous Pentesting

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Code Review

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HackBrowser

Browser-based exploitation validates findings with real proof-of-concept.

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