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Δ / VULNERABILITY RECORD

CVE-2026-2369.

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 Apr 28, 2026

Disclosure summary

Libsoup: libsoup: buffer overread due to integer underflow when handling zero-length resources

Source-reported weakness categories

CWE-191

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-Mar

Open original source · Updated Apr 28, 2026

Libsoup: libsoup: buffer overread due to integer underflow when handling zero-length resources

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 guidecbl2 libsoup 3.0.4-12 on CBL Mariner 2.0 (MSRC status code 3)
Microsoft update guideazl3 libsoup 3.4.4-12 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guideazl3 libsoup 3.4.4-14 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guidecbl2 libsoup 3.0.4-13 on CBL Mariner 2.0 (MSRC status code 3)

Vendor remediation references

  • CBL-Mariner Releases · build 3.4.4-14 · product IDs 20958-17084, 21112-17084
  • Vendor guidance · product IDs 20958-17084, 21112-17084
  • CBL-Mariner Releases · build 3.0.4-14 · product IDs 21115-17086
  • Vendor guidance · product IDs 21115-17086

Original records & references

PUBLISHED 2026-03-24T21:02:51-04:00
MODIFIED 2026-04-28T21:44:52-04:00
INGESTED 2026-10-08T12:45:09-04:00