{"id":"CVE-2016-6834","details":"The net_tx_pkt_do_sw_fragmentation function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a zero length for the current fragment length.","modified":"2026-04-01T23:54:01.460698Z","published":"2016-12-10T00:59:05.120Z","related":["SUSE-SU-2016:2473-1","SUSE-SU-2016:2507-1","SUSE-SU-2016:2533-1","SUSE-SU-2017:2946-1","SUSE-SU-2017:2969-1"],"references":[{"type":"WEB","url":"http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ead315e43ea0c2ca3491209c6c8db8ce3f2bbe05"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/08/11/8"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/08/18/7"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/92446"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201609-01"},{"type":"FIX","url":"https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg01601.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/qemu/qemu","events":[{"introduced":"0"},{"last_affected":"529d45e151d82a772cd9b9af64bb25f88fba6567"},{"introduced":"0"},{"last_affected":"2d2e632ad00d11867c6c5625605b1fbc022dd62f"},{"introduced":"0"},{"last_affected":"69d490079f82f5ffe31fff426aaa580d5fec5fb7"},{"introduced":"0"},{"last_affected":"53279c76cf071fed07a336948d37c72e3613e0b7"},{"introduced":"0"},{"last_affected":"c1eb2ddf0f8075faddc5f7c3d39feae3e8e9d6b4"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.6.2"},{"introduced":"0"},{"last_affected":"2.7.0-rc0"},{"introduced":"0"},{"last_affected":"2.7.0-rc1"},{"introduced":"0"},{"last_affected":"2.7.0-rc2"},{"introduced":"0"},{"last_affected":"8.0"}]}}],"versions":["release_0_10_0","release_0_10_1","release_0_10_2","release_0_5_1","release_0_6_0","release_0_6_1","release_0_7_0","release_0_7_1","release_0_8_1","release_0_8_2","release_0_9_0","release_0_9_1","v0.1.0","v0.1.1","v0.1.3","v0.1.4","v0.1.5","v0.1.6","v0.10.0","v0.10.1","v0.10.2","v0.10.3","v0.10.4","v0.10.5","v0.10.6","v0.11.0","v0.11.0-rc0","v0.11.0-rc1","v0.11.0-rc2","v0.11.1","v0.12.0","v0.12.0-rc0","v0.12.0-rc1","v0.12.0-rc2","v0.12.1","v0.12.2","v0.12.3","v0.12.4","v0.12.5","v0.13.0","v0.13.0-rc0","v0.13.0-rc1","v0.13.0-rc2","v0.13.0-rc3","v0.14.0","v0.14.0-rc0","v0.14.0-rc1","v0.14.0-rc2","v0.14.1","v0.15.0","v0.15.0-rc0","v0.15.0-rc1","v0.15.0-rc2","v0.15.1","v0.2.0","v0.3.0","v0.4.0","v0.4.1","v0.4.2","v0.4.3","v0.4.4","v0.5.0","v0.5.1","v0.6.0","v0.6.1","v0.7.0","v0.7.1","v0.8.1","v0.8.2","v0.9.0","v0.9.1","v1.0","v1.0-rc0","v1.0-rc1","v1.0-rc2","v1.0-rc3","v1.0-rc4","v1.0.1","v1.1-rc0","v1.1-rc1","v1.1-rc2","v1.1.0","v1.1.0-rc2","v1.1.0-rc3","v1.1.0-rc4","v1.1.1","v1.1.2","v1.2.0","v1.2.0-rc0","v1.2.0-rc1","v1.2.0-rc2","v1.2.0-rc3","v1.2.1","v1.2.2","v1.3.0","v1.3.0-rc0","v1.3.0-rc1","v1.3.0-rc2","v1.3.1","v1.4.0","v1.4.0-rc0","v1.4.0-rc1","v1.4.0-rc2","v1.4.1","v1.4.2","v1.5.0","v1.5.0-rc0","v1.5.0-rc1","v1.5.0-rc2","v1.5.0-rc3","v1.5.1","v1.5.2","v1.5.3","v1.6.0","v1.6.0-rc0","v1.6.0-rc1","v1.6.0-rc2","v1.6.0-rc3","v1.6.1","v1.6.2","v1.7.0","v1.7.0-rc0","v1.7.0-rc1","v1.7.0-rc2","v1.7.1","v1.7.2","v2.0.0","v2.0.0-rc0","v2.0.0-rc1","v2.0.0-rc2","v2.0.0-rc3","v2.0.1","v2.0.2","v2.1.0","v2.1.0-rc0","v2.1.0-rc1","v2.1.0-rc2","v2.1.0-rc3","v2.1.0-rc4","v2.1.0-rc5","v2.1.1","v2.1.2","v2.1.3","v2.2.0","v2.2.0-rc0","v2.2.0-rc1","v2.2.0-rc2","v2.2.0-rc3","v2.2.0-rc4","v2.2.0-rc5","v2.2.1","v2.3.0","v2.3.0-rc0","v2.3.0-rc1","v2.3.0-rc2","v2.3.0-rc3","v2.3.0-rc4","v2.3.1","v2.4.0","v2.4.0-rc0","v2.4.0-rc1","v2.4.0-rc2","v2.4.0-rc3","v2.4.0-rc4","v2.4.0.1","v2.4.1","v2.5.0","v2.5.0-rc0","v2.5.0-rc1","v2.5.0-rc2","v2.5.0-rc3","v2.5.0-rc4","v2.5.1","v2.5.1.1","v2.6.0","v2.6.0-rc0","v2.6.0-rc1","v2.6.0-rc2","v2.6.0-rc3","v2.6.0-rc4","v2.6.0-rc5","v2.6.1","v2.6.2","v2.7.0-rc0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-6834.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"}]}