Linux Distros Unpatched Vulnerability : CVE-2026-79591

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled fon...

Linux Distros Unpatched Vulnerability : CVE-2026-79592

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An out-of-bounds read vulnerability exists in the xlsdumpSummary function of libxls 1.6.3 due to insufficient validation of file-controlled OLE summary offsets...

CVE-2026-79592

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

DEBIAN-CVE-2026-79592

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

CVE-2026-79591

A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled font index...

DEBIAN-CVE-2026-79591

A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled font index...

CVE-2026-79591

A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled font index...

UBUNTU-CVE-2026-79591

A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled font index...

CVE-2026-79592

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

UBUNTU-CVE-2026-79592

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

CVE-2026-79592

An out-of-bounds read vulnerability exists in the xls_dumpSummary() function of libxls 1.6.3 . This issue is caused by insufficient validation of file-controlled OLE summary offsets . While the vulnerability is present in several Linux distributions, documentation indicates that some vendors may ...

CVE-2026-79591

A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled font index...

CVE-2026-79591

A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled font index...

CVE-2026-79592

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

EUVD-2026-75746

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

CVE-2026-79591

A heap-buffer-overflow and use-after-free vulnerability exists in the xls_getCSS() function of libxls 1.6.3 . The root cause is the insufficient validation of a file-controlled font index . While the vulnerability has been identified across multiple distributions, some sources indicate that the v...

PT-2026-89586

Name of the Vulnerable Software and Affected Versions libxls version 1.6.3 Description Insufficient validation of a file-controlled font index in the xls getCSS function leads to a heap-buffer-overflow and use-after-free. A heap-buffer-overflow occurs when a program writes more data to a...

EUVD-2026-75745

A heap-buffer-overflow and use-after-free vulnerability exists in the xlsgetCSS function of libxls 1.6.3 due to insufficient validation of a file-controlled font index...

CVE-2026-79592

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

PT-2026-89587

Name of the Vulnerable Software and Affected Versions libxls version 1.6.3 Description An out-of-bounds read occurs in the xls dumpSummary function due to insufficient validation of file-controlled OLE summary offsets. An out-of-bounds read is a condition where a program reads data past the end o...