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Δ / VULNERABILITY RECORD

CVE-2026-31596.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSMEDIUM / 6.6No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Sep 24, 2026

Disclosure summary

ocfs2: handle invalid dinode in ocfs2_group_extend

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2026-Apr

Open original source · Updated Sep 24, 2026

ocfs2: handle invalid dinode in ocfs2_group_extend

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 6.6

VendorProduct / associationVersion / bounds
Microsoft update guideazl3 kernel 6.6.130.1-3 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guidecbl2 kernel 5.15.202.1-1 on CBL-Mariner 2.0 (MSRC status code 3)
Microsoft update guideazl3 kernel 6.6.134.1-2 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guidecbl2 kernel 5.15.202.1-1 on CBL Mariner 2.0 (MSRC status code 3)

Vendor remediation references

  • Release Notes · product IDs 21093-21692
  • Vendor guidance · product IDs 21093-21692
  • CBL-Mariner Releases · build 6.6.137.1-1 · product IDs 21248-17084
  • Vendor guidance · product IDs 21248-17084

Original records & references

PUBLISHED 2026-04-25T21:03:13-04:00
MODIFIED 2026-09-24T22:22:23-04:00
INGESTED 2026-10-08T12:40:48-04:00