Libxls Project Libxls 1.4

An exploitable integer overflow vulnerability exists in the xls_preparseWorkSheet function of libxls 1.4 when handling a MULBLANK record. A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.

An exploitable integer overflow vulnerability exists in the xls_preparseWorkSheet function of libxls 1.4 when handling a MULRK record. A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.

An exploitable integer overflow vulnerability exists in the xls_appendSST function of libxls 1.4.A specially crafted XLS file can cause memory corruption resulting in remote code execution.

An exploitable out-of-bounds vulnerability exists in the xls_addCell function of libxls 1.4. A specially crafted XLS file with a formula record can cause memory corruption resulting in remote code execution. An attacker can send a malicious XLS file to trigger this vulnerability.

An exploitable out-of-bounds write vulnerability exists in the xls_mergedCells function of libxls 1.4. . A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.