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Δ / VULNERABILITY RECORD

CVE-2023-4527.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSMEDIUM / 6.5No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Feb 17, 2026

Disclosure summary

Glibc: stack read overflow in getaddrinfo in no-aaaa mode

Source-reported weakness categories

CWE-121

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) · 2025-Jul

Open original source · Updated Feb 17, 2026

Glibc: stack read overflow in getaddrinfo in no-aaaa mode

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

Microsoft maximum product score: 6.5

VendorProduct / associationVersion / bounds
Microsoft update guideAzure Linux 3.0 x64 (MSRC status code 3)
Microsoft update guideAzure Linux 3.0 ARM (MSRC status code 3)
Microsoft update guideazl3 glibc 2.38-11 on Azure Linux 3.0 (MSRC status code 3)

Vendor remediation references

  • glibc · build 2.38-11 · product IDs 12356
  • Vendor guidance · product IDs 12356
  • glibc · build 2.38-11 · product IDs 12357
  • Vendor guidance · product IDs 12357
  • CBL-Mariner Releases · build 2.38-11 · product IDs 19587-17084
  • Vendor guidance · product IDs 19587-17084

Original records & references

PUBLISHED 2025-07-10T20:00:00-04:00
MODIFIED 2026-02-17T22:09:55-05:00
INGESTED 2026-10-08T12:45:45-04:00