CVE-2019-1000020 (NVD)

2019-02-04

libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop. This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.

Products Ubuntu_linux, Debian_linux, Fedora, Libarchive, Leap, Enterprise_linux_desktop, Enterprise_linux_server, Enterprise_linux_workstation
Type Loop with Unreachable Exit Condition ('Infinite Loop') (CWE-835)
First patch - None (likely due to unavailable code)
Patches https://github.com/libarchive/libarchive/pull/1120/commits/8312eaa576014cd9b965012af51bc1f967b12423
Links • https://lists.debian.org/debian-lts-announce/2019/02/msg00013.html
• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
• https://github.com/libarchive/libarchive/pull/1120
• https://usn.ubuntu.com/3884-1/