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Vulnerabilities

Vulnerability · CVE-2026-23029

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix kvm_device leak in kvm_eiointc_destroy() In kvm_ioctl_create_device(), kvm_device has alloca

Published Jan 31, 2026 · catalog updated May 11, 2026 · Linux Linux

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-23029. EPSS is 0.22%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
None0.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.22%
Remediation
Version ranges on file
Affected products
vendor Linux Linux 2e8b9df82631e714cc2b7bf302772c8259673180 <e94ec9661c5820d157d2cc4b6cf4a6ab656a7b4d

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix kvm_device leak in kvm_eiointc_destroy() In kvm_ioctl_create_device(), kvm_device has allocated memory, kvm_device->destroy() seems to be supposed to free its kvm_device struct, but kvm_eiointc_destroy() is not currently doing this, that would lead to a memory leak. So, fix it.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux 2e8b9df82631e714cc2b7bf302772c8259673180 <e94ec9661c5820d157d2cc4b6cf4a6ab656a7b4d2e8b9df82631e714cc2b7bf302772c8259673180 <e94ec9661c5820d157d2cc4b6cf4a6ab656a7b4d

How to fix CVE-2026-23029

  • Upgrade

    CVE-2026-23029 lists a fix boundary at e94ec9661c5820d157d2cc4b6cf4a6ab656a7b4d. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 2e8b9df82631e714cc2b7bf302772c8259673180 <e94ec9661c5820d157d2cc4b6cf4a6ab656a7b4d

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-23029. EPSS is 0.22%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with Linux Linux 2e8b9df82631e714cc2b7bf302772c8259673180 <e94ec9661c5820d157d2cc4b6cf4a6ab656a7b4d 2e8b9df82631e714cc2b7bf302772c8259673180 <e94ec9661c5820d157d2cc4b6cf4a6ab656a7b4d. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.22%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 31, 2026 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix kvm_device leak in kvm_eiointc_destroy() In kvm_ioctl_create_device(), kvm_device has allocated memory, kvm_device->destroy() seems to be supposed to free its kvm_device struct, but kvm_eiointc_destroy() is not currently doing this, that would lead to a memory leak. So, fix it.

  2. May 11, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix kvm_device leak in kvm_eiointc_destroy() In kvm_ioctl_create_device(), kvm_device has allocated memory, kvm_device->destroy() seems to be supposed to free its kvm_device struct, but kvm_eiointc_destroy() is not currently doing this, that would lead to a memory leak. So, fix it.

Sources

  • CVE.orgVulnerability recordCVE-2026-23029

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-23029

    30-day exploitation probability 0.22%

    first.org
  • EUVDVulnerability recordEUVD-2026-5065

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix kvm_device leak in kvm_eiointc_destroy() In kvm_ioctl_create_device(), kvm_device has allocated memory, kvm_device->destroy() seems to be supposed to free its kvm_device struct, but kvm_eioint

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 5, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 2, 2026