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CVE-2022-48728

5.5 · MEDIUM
Published Jun 20, 2024 linux CWE-476 EPSS 0.24% (14th pctl)

Overview

CVE-2022-48728 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 20, 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:

IB/hfi1: Fix AIP early init panic

An early failure in hfi1_ipoib_setup_rn() can lead to the following panic:

BUG: unable to handle kernel NULL pointer dereference at 00000000000001b0

PGD 0 P4D 0

Oops: 0002 [#1] SMP NOPTI

Workqueue: events work_for_cpu_fn

RIP: 0010:try_to_grab_pending+0x2b/0x140

Code: 1f 44 00 00 41 55 41 54 55 48 89 d5 53 48 89 fb 9c 58 0f 1f 44 00 00 48 89 c2 fa 66 0f 1f 44 00 00 48 89 55 00 40 84 f6 75 77 <f0> 48 0f ba 2b 00 72 09 31 c0 5b 5d 41 5c 41 5d c3 48 89 df e8 6c

RSP: 0018:ffffb6b3cf7cfa48 EFLAGS: 00010046

RAX: 0000000000000246 RBX: 00000000000001b0 RCX: 0000000000000000

RDX: 0000000000000246 RSI: 0000000000000000 RDI: 00000000000001b0

RBP: ffffb6b3cf7cfa70 R08: 0000000000000f09 R09: 0000000000000001

R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000

R13: ffffb6b3cf7cfa90 R14: ffffffff9b2fbfc0 R15: ffff8a4fdf244690

FS: 0000000000000000(0000) GS:ff

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 >= 5.8, < 5.10.99 Affected

Frequently Asked Questions

What is CVE-2022-48728?

CVE-2022-48728 is a medium-severity vulnerability affecting linux linux_kernel. It was published on June 20, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-48728?

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-2022-48728?

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-2022-48728?

CyberStrike's AI-powered security agents can automatically detect CVE-2022-48728 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.