
CVE-2018-18586 – Gentoo Linux Security Advisory 201903-20
https://notcve.org/view.php?id=CVE-2018-18586
23 Oct 2018 — chmextract.c in the chmextract sample program, as distributed with libmspack before 0.8alpha, does not protect against absolute/relative pathnames in CHM files, leading to Directory Traversal. NOTE: the vendor disputes that this is a libmspack vulnerability, because chmextract.c was only intended as a source-code example, not a supported application ** EN DISPUTA ** chmextract.c en el programa de muestra chmextract, tal y como se distribuye en libmspack en versiones anteriores a la 0.8alpha, no protege cont... • https://bugs.debian.org/911639 • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •

CVE-2018-18585 – libmspack: chmd_read_headers() fails to reject filenames containing NULL bytes
https://notcve.org/view.php?id=CVE-2018-18585
23 Oct 2018 — chmd_read_headers in mspack/chmd.c in libmspack before 0.8alpha accepts a filename that has '\0' as its first or second character (such as the "/\0" name). chmd_read_headers en mspack/chmd.c en libmspack en versiones anteriores a la 0.8alpha acepta un nombre de archivo que tiene "\0" como su primer o segundo carácter (como el nombre "/\0"). Multiple vulnerabilities have been found in cabextract and libmspack, the worst of which could result in a Denial of Service. Versions less than 1.8 are affected. • https://access.redhat.com/errata/RHSA-2019:2049 • CWE-476: NULL Pointer Dereference •

CVE-2018-18584 – libmspack: Out-of-bounds write in mspack/cab.h
https://notcve.org/view.php?id=CVE-2018-18584
23 Oct 2018 — In mspack/cab.h in libmspack before 0.8alpha and cabextract before 1.8, the CAB block input buffer is one byte too small for the maximal Quantum block, leading to an out-of-bounds write. En mspack/cab.h en libmspack en versiones anteriores a la 0.8alpha y cabextract en versiones anteriores a la 1.8, el búfer de entrada de bloques CAB es un byte más pequeño para el bloque Quantum máximo, lo que conduce a una escritura fuera de límites. USN-3814-1 fixed several vulnerabilities in libmspack. In Ubuntu 14.04 li... • https://access.redhat.com/errata/RHSA-2019:2049 • CWE-787: Out-of-bounds Write •