OSV-2020-1000 Heap-buffer-overflow in xls_isCellTooSmall

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12619 Crash type: Heap-buffer-overflow READ 1 Crash state: xlsisCellTooSmall xlspreparseWorkSheet xlsparseWorkSheet...

Integer overflow

An exploitable integer overflow vulnerability exists in the xlspreparseWorkSheet 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...

CVE-2017-12108: Integer Overflow or Wraparound

An exploitable integer overflow vulnerability exists in the xlspreparseWorkSheet 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...

CVE-2017-12109: Integer Overflow or Wraparound

An exploitable integer overflow vulnerability exists in the xlspreparseWorkSheet 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 vulnerabilit...

libxls xls_preparseWorkSheet MULBLANK Code Execution Vulnerability(CVE-2017-12108)

Summary An exploitable integer overflow vulnerability exists in the xlspreparseWorkSheet 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...

libxls xls_preparseWorkSheet MULRK Code Execution Vulnerability(CVE-2017-12109)

Summary An exploitable integer overflow vulnerability exists in the xlspreparseWorkSheet 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...

Integer overflow vulnerability in libxls 'xls_preparseWorkSheet' function (CNVD-2017-37688)

libxls is a C library for reading Exce xls files. An integer overflow vulnerability exists in the 'xlspreparseWorkSheet' function in libxls version 1.4. A remote attacker can exploit this vulnerability to execute code memory corruption with the help of a malicious XLS file...

libxls 'xls_preparseWorkSheet' function integer overflow vulnerability

libxls is a C library for reading Exce xls files. An integer overflow vulnerability exists in the 'xlspreparseWorkSheet' function in libxls version 1.4. A remote attacker can exploit this vulnerability to execute code memory corruption with the help of a malicious XLS file...

libxls xls_preparseWorkSheet MULBLANK Code Execution Vulnerability

Summary An exploitable integer overflow vulnerability exists in the xlspreparseWorkSheet 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...