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CVE-2024-36484

5.5 · MEDIUM
Published Jun 21, 2024 linux EPSS 0.30% (22th pctl)

Overview

CVE-2024-36484 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 21, 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: relax socket state check at accept time.

Christoph reported the following splat:

WARNING: CPU: 1 PID: 772 at net/ipv4/af_inet.c:761 __inet_accept+0x1f4/0x4a0

Modules linked in:

CPU: 1 PID: 772 Comm: syz-executor510 Not tainted 6.9.0-rc7-g7da7119fe22b #56

Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.0-2.el7 04/01/2014

RIP: 0010:__inet_accept+0x1f4/0x4a0 net/ipv4/af_inet.c:759

Code: 04 38 84 c0 0f 85 87 00 00 00 41 c7 04 24 03 00 00 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 ec b7 da fd <0f> 0b e9 7f fe ff ff e8 e0 b7 da fd 0f 0b e9 fe fe ff ff 89 d9 80

RSP: 0018:ffffc90000c2fc58 EFLAGS: 00010293

RAX: ffffffff836bdd14 RBX: 0000000000000000 RCX: ffff888104668000

RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000

RBP: dffffc0000000000 R08: ffffffff836bdb89 R09: fffff52000185f64

R10: dffffc0000000000 R11: fffff52000185f64 R12: dffffc0000000000

R13: 1ffff92000185

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 >= 4.19.314, < 4.19.319 Affected

References

Ref git.kernel.org/stable/c/21c14c556cccd0cb54b71ec5e901e64ba84c7165 Ref git.kernel.org/stable/c/26afda78cda3da974fd4c287962c169e9462c495 Ref git.kernel.org/stable/c/59801e88c99f7c3f44a4d20af6ba6417aa359b5d Ref git.kernel.org/stable/c/5f9a04a94fd1894d7009055ab8e5832a0242dba3 Ref git.kernel.org/stable/c/6e03006548c66b979f4e5e9fc797aac4dad82822 Ref git.kernel.org/stable/c/7de00adc9bd035d861ba4177848ca0bfa5ed1e04 Ref git.kernel.org/stable/c/87bdc9f6f58b4417362d6932b49b828e319f97dc Ref git.kernel.org/stable/c/c09ddc605893df542c6cf8dde6a57a93f7cf0adb Ref git.kernel.org/stable/c/21c14c556cccd0cb54b71ec5e901e64ba84c7165 Ref git.kernel.org/stable/c/26afda78cda3da974fd4c287962c169e9462c495

Frequently Asked Questions

What is CVE-2024-36484?

CVE-2024-36484 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 21, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-36484?

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-2024-36484?

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-2024-36484?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-36484 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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HackBrowser

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

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