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Δ / VULNERABILITY RECORD

CVE-2025-5916.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSLOW / 3.9No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Aug 12, 2026

Disclosure summary

Libarchive: integer overflow while reading warc files at archive_read_support_format_warc.c

Source-reported weakness categories

CWE-190

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-Jun

Open original source · Updated Aug 12, 2026

Libarchive: integer overflow while reading warc files at archive_read_support_format_warc.c

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

Microsoft maximum product score: 3.9

VendorProduct / associationVersion / bounds
Microsoft update guideazl3 cmake 3.30.3-8 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guideazl3 libarchive 3.7.7-2 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guidecbl2 libarchive 3.6.1-6 on CBL Mariner 2.0 (MSRC status code 3)
Microsoft update guideazl3 libarchive 3.7.7-3 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guidecbl2 cmake 3.21.4-19 on CBL Mariner 2.0 (MSRC status code 3)
Microsoft update guidecbl2 cmake 3.21.4-20 on CBL-Mariner 2.0 (MSRC status code 3)
Microsoft update guidecbl2 libarchive 3.6.1-7 on CBL-Mariner 2.0 (MSRC status code 3)
Microsoft update guidecbl2 cmake 3.21.4-18 on CBL Mariner 2.0 (MSRC status code 3)
Microsoft update guidecbl2 libarchive 3.6.1-7 on CBL Mariner 2.0 (MSRC status code 3)
Microsoft update guidecbl2 cmake 3.21.4-20 on CBL Mariner 2.0 (MSRC status code 3)

Vendor remediation references

  • CBL-Mariner Releases · build 3.30.3-8 · product IDs 20119-17084
  • Vendor guidance · product IDs 20119-17084
  • CBL-Mariner Releases · build 3.7.7-3 · product IDs 19277-17084, 20422-17084
  • Vendor guidance · product IDs 19277-17084, 20422-17084
  • CBL-Mariner Releases · build 3.6.1-7 · product IDs 19704-17086, 20388-21692, 20388-17086
  • Vendor guidance · product IDs 19704-17086, 20388-21692, 20388-17086
  • CBL-Mariner Releases · build 3.21.4-20 · product IDs 20529-17086, 20692-21692, 20692-17086
  • Vendor guidance · product IDs 20529-17086, 20692-21692, 20692-17086

Original records & references

PUBLISHED 2025-09-03T19:34:22-04:00
MODIFIED 2026-08-12T20:14:35-04:00
INGESTED 2026-10-08T12:50:05-04:00