The mtree bidder in libarchive 3.2.1 does not keep track of line sizes when extending the read-ahead, which allows remote attackers to cause a denial of service (crash) via a crafted file, which triggers an invalid read in the (1) detect_form or (2) bid_entry function in libarchive/archive_read_support_format_mtree.c.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "bsdcpio",
"binary_version": "3.1.2-11ubuntu0.16.04.3"
},
{
"binary_name": "bsdtar",
"binary_version": "3.1.2-11ubuntu0.16.04.3"
},
{
"binary_name": "libarchive13",
"binary_version": "3.1.2-11ubuntu0.16.04.3"
}
]
}