(RHSA-2019:2298) Moderate: libarchive security update

The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM images. Libarchive is used notably in the bsdtar utility, scripting language bindings such as python-libarchive, and several popular desktop file managers.

Security Fix(es):

• libarchive: Double free in RAR decoder resulting in a denial of service (CVE-2018-1000877)

• libarchive: Use after free in RAR decoder resulting in a denial of service (CVE-2018-1000878)

• libarchive: Out of bounds read in archive_read_support_format_7zip.c resulting in a denial of service (CVE-2019-1000019)

• libarchive: Infinite recursion in archive_read_support_format_iso9660.c resulting in denial of service (CVE-2019-1000020)

• libarchive: Out-of-bounds read in lha_read_data_none (CVE-2017-14503)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, 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 7.7 Release Notes linked from the References section.