{"id":"CVE-2007-5729","aliases":["DEBIAN-CVE-2007-5729","DSA-1284-1","EUVD-2007-5700","GHSA-pqgp-87m3-3238"],"status":"published","title":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing...","description":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 \"mtu\" heap overflow.  NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of \"NE2000 network driver and the socket code,\" but this is the correct identifier for the mtu overflow vulnerability.","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00585,"percentile":0.48224,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2007-05-01T00:00:00Z","modified":"2026-10-21T17:47:47Z","fixes":[{"ecosystem":"Debian:12","package":"qemu","fixed_in":["0.9.0-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"qemu","fixed_in":["0.9.0-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"qemu","fixed_in":["0.9.0-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.0-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.0-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.0-2"}]}]},{"source":"osv","ecosystem":"Debian:3.1","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1+20050407-1sarge1"}]}],"versions":["0.6.1+20050407-1"],"bundled":6},{"source":"osv","ecosystem":"Debian:4.0","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.2-4etch1"}]}],"versions":["0.8.2-4"],"bundled":6}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"opensuse","product":"opensuse"},{"vendor":"qemu","product":"qemu"}],"references":[{"url":"http://www.securityfocus.com/bid/23731","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:203","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","Third Party Advisory","advisory"]},{"url":"http://osvdb.org/42986","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","Broken Link","web"]},{"url":"http://www.debian.org/security/2007/dsa-1284","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/38238","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://secunia.com/advisories/25073","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory"]},{"url":"http://taviso.decsystem.org/virtsec.pdf","tags":["x_refsource_MISC","x_transferred","Technical Description","Third Party Advisory","advisory","article"]},{"url":"http://secunia.com/advisories/27486","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2008:162","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","Third Party Advisory","advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-01/msg00004.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","Mailing List","Third Party Advisory","advisory","article"]},{"url":"http://secunia.com/advisories/33568","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.vupen.com/english/advisories/2007/1597","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Third Party Advisory","advisory"]},{"url":"http://secunia.com/advisories/29129","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory"]},{"url":"http://secunia.com/advisories/25095","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.attrition.org/pipermail/vim/2007-October/001842.html","tags":["mailing-list","x_refsource_VIM","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-5729"},{"url":"https://github.com/advisories/GHSA-pqgp-87m3-3238"},{"url":"https://security-tracker.debian.org/tracker/CVE-2007-5729","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-5729","description":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 \"mtu\" heap overflow.  NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of \"NE2000 network driver and the socket code,\" but this is the correct identifier for the mtu overflow vulnerability.","status":"published","published":"2007-10-30T22:00:00Z","modified":"2024-08-07T15:39:13.675Z","updated_at":"2026-11-02T13:32:00.617893Z"}],"euvd":[{"id":"EUVD-2007-5700","description":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 \"mtu\" heap overflow.  NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of \"NE2000 network driver and the socket code,\" but this is the correct identifier for the mtu overflow vulnerability.","status":"published","published":"2007-10-30T22:00:00Z","modified":"2024-08-07T15:39:13Z","updated_at":"2026-11-03T01:16:15.661904Z"}],"ghsa":[{"id":"GHSA-pqgp-87m3-3238","title":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing...","description":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 \"mtu\" heap overflow.  NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of \"NE2000 network driver and the socket code,\" but this is the correct identifier for the mtu overflow vulnerability.","status":"published","published":"2022-05-01T18:36:12Z","modified":"2023-01-31T05:04:51Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:48:44.881102Z"}],"nvd":[{"id":"CVE-2007-5729","description":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 \"mtu\" heap overflow.  NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of \"NE2000 network driver and the socket code,\" but this is the correct identifier for the mtu overflow vulnerability.","status":"published","published":"2007-10-30T22:46:00Z","modified":"2026-06-16T22:46:43.053Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:22.203764Z"}],"osv":[{"id":"CVE-2007-5729","description":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 \"mtu\" heap overflow.  NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of \"NE2000 network driver and the socket code,\" but this is the correct identifier for the mtu overflow vulnerability.","status":"published","published":"2007-10-30T22:46:00Z","modified":"2026-04-10T03:39:20.35057Z","updated_at":"2026-11-02T15:43:57.178433Z"},{"id":"DEBIAN-CVE-2007-5729","description":"The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 \"mtu\" heap overflow.  NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of \"NE2000 network driver and the socket code,\" but this is the correct identifier for the mtu overflow vulnerability.","status":"published","published":"2007-10-30T22:46:00Z","modified":"2026-10-21T17:47:47.94562813Z","updated_at":"2026-11-02T15:45:23.411908Z"},{"id":"DSA-1284-1","title":"qemu","status":"published","published":"2007-05-01T00:00:00Z","modified":"2026-03-09T01:01:10.402962Z","updated_at":"2026-11-02T15:46:14.285228Z"}]}}