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CVE record · CVE-2026-99155

scsi: xen/scsifront: Check for a NULL shadow entry on a backend response

No CVSS scoreEPSS 0.0019 · 8th percentile

Published by the CVE Program (CNA: Linux) at 28 Oct 2026, 10:35 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Linux Linux
  • affected 6d1c2f48f3fcf5f42967938c8ba6b42ac6b44b43 to before 448b9a8b530b753d346dab10add09a502fc719a4 git
  • affected 6d1c2f48f3fcf5f42967938c8ba6b42ac6b44b43 to before e397d4da76bed72db6ac4a0848fb6217f8394dca git
  • affected 6d1c2f48f3fcf5f42967938c8ba6b42ac6b44b43 to before 90186a2354821329a27d92b266c0f05e8f4f637c git
  • affected 6d1c2f48f3fcf5f42967938c8ba6b42ac6b44b43 to before 1d91ec793d6c80eca963d426e0da832d40a062df git
  • affected 6d1c2f48f3fcf5f42967938c8ba6b42ac6b44b43 to before 15791e57f57f7050014d08cfe239d4aa1e6b94b0 git
  • affected 6d1c2f48f3fcf5f42967938c8ba6b42ac6b44b43 to before 8c8222c255772713eb36cde695777a1fce224917 git
Other versions: unaffected
Linux Linux
  • affected 5.19
  • unaffected before 5.19 semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.161 to 6.6.*, inclusive semver
  • unaffected 6.12.115 to 6.12.*, inclusive semver
  • unaffected 6.18.59 to 6.18.*, inclusive semver
  • unaffected 7.2.13 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-99155
CNA
Linux
Tags
Published
28 Oct 2026
Updated
30 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0019, the 8th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 28 Oct 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.