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) detectform or (2) bidentry function in libarchive/archivereadsupportformatmtree.c.
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{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "binary_version": "3.1.2-11ubuntu0.16.04.3", "binary_name": "bsdcpio" }, { "binary_version": "3.1.2-11ubuntu0.16.04.3", "binary_name": "bsdcpio-dbgsym" }, { "binary_version": "3.1.2-11ubuntu0.16.04.3", "binary_name": "bsdtar" }, { "binary_version": "3.1.2-11ubuntu0.16.04.3", "binary_name": "bsdtar-dbgsym" }, { "binary_version": "3.1.2-11ubuntu0.16.04.3", "binary_name": "libarchive-dev" }, { "binary_version": "3.1.2-11ubuntu0.16.04.3", "binary_name": "libarchive13" }, { "binary_version": "3.1.2-11ubuntu0.16.04.3", "binary_name": "libarchive13-dbgsym" } ] }