8.8
HIGH CVSS 3.1
CVE-2026-72294
LoongArch: KVM: Check irq validity in kvm_vcpu_ioctl_interrupt()
Description

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Check irq validity in kvm_vcpu_ioctl_interrupt() Function kvm_vcpu_ioctl_interrupt() can be called from userspace, here add irq validility cheking in kvm_vcpu_ioctl_interrupt().

INFO

Published Date :

Aug. 15, 2026, 6:22 a.m.

Last Modified :

Aug. 17, 2026, 6:18 a.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2026-72294 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
Ensure interrupt handling in KVM is robust by validating IRQ values.
  • Apply kernel updates to LoongArch systems.
  • Validate IRQ values in kvm_vcpu_ioctl_interrupt().
  • Update kernel configurations as needed.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-72294 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-72294 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-72294 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-72294 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Aug. 17, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
    Changed Affected [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': '15469ba0284c7cc01c38493391e9e73b918833c4', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': 'efe27b19a15c384cad7c80de399f3107ab070e6d', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': 'd4574547e04a47ad498149576f65b84475ea6f4c', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': '09b318ab77b7a4fc9987fd98d1525fc55ddc2617', 'versionType': 'git'}], 'programFiles': ['arch/loongarch/kvm/vcpu.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.7'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.7', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.12.97', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.40', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.5', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2-rc1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['arch/loongarch/kvm/vcpu.c'], 'defaultStatus': 'affected'}] [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': '15469ba0284c7cc01c38493391e9e73b918833c4', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': 'efe27b19a15c384cad7c80de399f3107ab070e6d', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': 'd4574547e04a47ad498149576f65b84475ea6f4c', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': '09b318ab77b7a4fc9987fd98d1525fc55ddc2617', 'versionType': 'git'}], 'programFiles': ['arch/loongarch/kvm/vcpu.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.7'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.7', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.12.97', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.40', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.5', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['arch/loongarch/kvm/vcpu.c'], 'defaultStatus': 'affected'}]
  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Aug. 15, 2026

    Action Type Old Value New Value
    Added Affected [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': '15469ba0284c7cc01c38493391e9e73b918833c4', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': 'efe27b19a15c384cad7c80de399f3107ab070e6d', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': 'd4574547e04a47ad498149576f65b84475ea6f4c', 'versionType': 'git'}, {'status': 'affected', 'version': 'f45ad5b8aa9335bc6b30331b739e778f2f730b35', 'lessThan': '09b318ab77b7a4fc9987fd98d1525fc55ddc2617', 'versionType': 'git'}], 'programFiles': ['arch/loongarch/kvm/vcpu.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.7'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.7', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.12.97', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.40', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.5', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2-rc1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['arch/loongarch/kvm/vcpu.c'], 'defaultStatus': 'affected'}]
    Added Description In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Check irq validity in kvm_vcpu_ioctl_interrupt() Function kvm_vcpu_ioctl_interrupt() can be called from userspace, here add irq validility cheking in kvm_vcpu_ioctl_interrupt().
    Added Reference https://git.kernel.org/stable/c/09b318ab77b7a4fc9987fd98d1525fc55ddc2617
    Added Reference https://git.kernel.org/stable/c/15469ba0284c7cc01c38493391e9e73b918833c4
    Added Reference https://git.kernel.org/stable/c/d4574547e04a47ad498149576f65b84475ea6f4c
    Added Reference https://git.kernel.org/stable/c/efe27b19a15c384cad7c80de399f3107ab070e6d
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.