Description

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.

References

http://git.qemu.org/?p=qemu.git;a=commit;h=ead315e43ea0c2ca3491209c6c8db8ce3f2bbe05

http://www.openwall.com/lists/oss-security/2016/08/11/8

http://www.openwall.com/lists/oss-security/2016/08/18/7

http://www.securityfocus.com/bid/92446

https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg01601.html

https://security.gentoo.org/glsa/201609-01

Details

Risk Information

CVSS v2

CVSS v3