MGASA-2020-0127 - Updated libarchive packages fix security vulnerabilities

Publication date: 06 Mar 2020
URL: https://advisories.mageia.org/MGASA-2020-0127.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2019-19221,
     CVE-2020-9308

The updated packages fix several issues including security vulnerabilities:

In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c
has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call.
For example, bsdtar crashes via a crafted archive. (CVE-2019-19221)

archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to
unpack a RAR5 file with an invalid or corrupted header (such as a header
size of zero), leading to a SIGSEGV or possibly unspecified other impact.
(CVE-2020-9308)

References:
- https://bugs.mageia.org/show_bug.cgi?id=26290
- https://ubuntu.com/security/notices/USN-4293-1
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19221
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9308

SRPMS:
- 7/core/libarchive-3.4.0-1.1.mga7