{"id":"CVE-2007-3645","aliases":["DEBIAN-CVE-2007-3645","DSA-1455-1","EUVD-2007-3629","GHSA-wc53-cvcx-2wqx"],"status":"published","title":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote...","description":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0344,"percentile":0.89048,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2007-07-15T21:00:00Z","modified":"2026-10-21T17:47:32Z","fixes":[{"ecosystem":"Debian:12","package":"libarchive","fixed_in":["2.2.4-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libarchive","fixed_in":["2.2.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libarchive","fixed_in":["2.2.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libarchive","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.4-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libarchive","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libarchive","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.4-1"}]}]},{"source":"osv","ecosystem":"Debian:4.0","package":"libarchive","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.53-2etch1"}]}],"versions":["1.2.53-2","1.2.53-2etch1~bpo31+1"],"bundled":3}],"products":[{"vendor":"freebsd","product":"libarchive"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/35404","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://www.vupen.com/english/advisories/2007/2521","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://www.debian.org/security/2008/dsa-1455","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://security.freebsd.org/advisories/FreeBSD-SA-07:05.libarchive.asc","tags":["vendor-advisory","x_refsource_FREEBSD","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://security.freebsd.org/patches/SA-07:05/libarchive.patch","tags":["x_refsource_MISC","x_transferred","Patch","fix"]},{"url":"http://secunia.com/advisories/26050","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://www.securityfocus.com/bid/24885","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","fix"]},{"url":"http://security.gentoo.org/glsa/glsa-200708-03.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=432924","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://osvdb.org/38094","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://people.freebsd.org/~kientzle/libarchive/","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/26062","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://osvdb.org/38093","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://secunia.com/advisories/26355","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.securitytracker.com/id?1018379","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://secunia.com/advisories/28377","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.novell.com/linux/security/advisories/2007_15_sr.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-3645"},{"url":"http://people.freebsd.org/~kientzle/libarchive"},{"url":"https://github.com/advisories/GHSA-wc53-cvcx-2wqx"},{"url":"https://security-tracker.debian.org/tracker/CVE-2007-3645","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-3645","description":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.","status":"published","published":"2007-07-15T21:00:00Z","modified":"2024-08-07T14:21:36.476Z","updated_at":"2026-11-02T13:32:45.563938Z"}],"euvd":[{"id":"EUVD-2007-3629","description":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.","status":"published","published":"2007-07-15T21:00:00Z","modified":"2024-08-07T14:21:36Z","updated_at":"2026-11-03T01:16:25.385611Z"}],"ghsa":[{"id":"GHSA-wc53-cvcx-2wqx","title":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote...","description":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.","status":"published","published":"2022-05-01T18:15:50Z","modified":"2025-04-09T03:45:01Z","updated_at":"2026-11-02T15:00:54.343663Z"}],"nvd":[{"id":"CVE-2007-3645","description":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.","status":"published","published":"2007-07-15T21:30:00Z","modified":"2026-06-16T22:42:26.637Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:17.964611Z"}],"osv":[{"id":"CVE-2007-3645","description":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.","status":"published","published":"2007-07-15T21:30:00Z","modified":"2026-04-10T03:38:56.655667Z","updated_at":"2026-11-02T15:43:56.865964Z"},{"id":"DEBIAN-CVE-2007-3645","description":"archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.","status":"published","published":"2007-07-15T21:30:00Z","modified":"2026-10-21T17:47:32.3435773Z","updated_at":"2026-11-02T15:45:23.411908Z"},{"id":"DSA-1455-1","title":"libarchive","status":"published","published":"2008-01-08T00:00:00Z","modified":"2026-03-09T01:21:22.010275Z","updated_at":"2026-11-02T15:46:14.285228Z"}]}}