An out-of-bounds read vulnerability exists in the xls_dumpSummary() function of libxls 1.6.3 due to insufficient validation of file-controlled OLE summary offsets.

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References
Link Providers
https://github.com/libxls/libxls/issues/162 cve-icon cve-icon
https://github.com/libxls/libxls/pull/165/changes/6eed8bc1d51d6649faebab0184b21ab8768d8fa6 cve-icon cve-icon
History

Thu, 10 Sep 2026 23:00:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in libxls 1.6.3 xls_dumpSummary Function
Weaknesses CWE-125
CWE-20

Thu, 10 Sep 2026 20:45:00 +0000

Type Values Removed Values Added
Description An out-of-bounds read vulnerability exists in the xls_dumpSummary() function of libxls 1.6.3 due to insufficient validation of file-controlled OLE summary offsets.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-10T20:37:16.249Z

Reserved: 2026-08-25T00:00:00.000Z

Link: CVE-2026-79592

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-09-10T21:17:47.047

Modified: 2026-09-10T21:17:47.047

Link: CVE-2026-79592

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T22:45:10Z

Weaknesses