Security Vulnerabilities fixed in libmspack RHSA-2018:3327

Description

The libmspack packages contain a library providing compression and extraction of the Cabinet (CAB) file format used by Microsoft. Security Fix(es): * libmspack: off-by-one error in the CHM PMGI/PMGL chunk number validity checks (CVE-2018-14679) * libmspack: off-by-one error in the CHM chunk number validity checks (CVE-2018-14680) * libmspack: out-of-bounds write in kwajd_read_headers in mspack/kwajd.c (CVE-2018-14681) * libmspack: off-by-one error in the TOLOWER() macro for CHM decompression (CVE-2018-14682) For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

Affected Applications

libmspack

CVE References

CVE-2018-14679 CVE-2018-14680 CVE-2018-14681 CVE-2018-14682

Other References

https://access.redhat.com/errata/RHSA-2018:3327