r-cran-readxl: An out-of-bounds read vulnerability exists in the xls_dumpSummary() function of libxls 1.6.3 due to insufficient vali...
CVE-2026-79592 is fixed in r-cran-readxl on 1 platform by DEBIAN-CVE-2026-79592 (version 1.6.0-1), released September 10, 2026. It is not reported as exploited. Patch Radar priority: High.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| r-cran-readxl · Debian 14 | 1.6.0-1 | DEBIAN-CVE-2026-79592 | Sep 10, 2026 |
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