oss-sec mailing list archives
Re: CVE request Qemu: dma: rc4030 divide by zero error in set_next_tick
From: cve-assign () mitre org
Date: Sat, 15 Oct 2016 12:42:23 -0400 (EDT)
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Quick Emulator(Qemu) built with the JAZZ RC4030 chipset emulation support is vulnerable to a divide by zero issue. It could occur while computing its periodic timer's next tick value. A privileged guest user could use this flaw to crash the Qemu process instance on the host resulting in DoS. https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02577.html
Use CVE-2016-8667. This is not yet available at http://git.qemu.org/?p=qemu.git;a=history;f=hw/dma/rc4030.c but that may be an expected place for a later update. - -- CVE Assignment Team M/S M300, 202 Burlington Road, Bedford, MA 01730 USA [ A PGP key is available for encrypted communications at http://cve.mitre.org/cve/request_id.html ] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCAAGBQJYAlsIAAoJEHb/MwWLVhi2+64P/2Jr6tZwPQJcfz2igrYRV7Rj CdEpz77vj+57XV+DwcnxgFtZAh1KnZ6KKwlVsLSuNAI7pRmeP33DtSMRt3ICT8kh ON+ZpSG8SaT2qQ3tDitB2gN1QXgm/1V6Y90b2qmcgj0SBadXvWAhdkbMFgvGFWrS +XpHlDw8gGkfSGYj3oQZ6VCl3G6ZaH/AsU27l9IwjT9/ow1IZreSSnBEKcNy6pe3 f+ONhuESyxLrro6Oq4rD9uzk/8K8MpzG/UaVylfRZ9nM7Glgdye2yL0vaB/k7k+1 CMqfgKnYo0si2QSopTUtdShUOXgJSRHtNku9EC+vy2ggstF8J8qm3u4xHupn2Da/ fNALN1VFuuoOfnt18DKHH0JrWFKGw4XfhoawJqevfc8ronrJR3SGkBQGgXfw8Cvy +yHaEoFBVfqeXcygPesGuPSMHy7fG0uKu2o14Cu2fNHiH6MyQoUhDdKl2QQImWY4 dQYk9z+XMDkJk3DxKzRUbtF9klBsidPJOJ8Jw2o6wI9vjmWsyuc+b4UsjypPCpAI 0DN5DdXtAMkO+ZY8/yPkIgnb1w048qyR9IqncDXO6InBcHWTCv14vZ+6UpwCZCl6 o3MkN7yE0OtM8MAQEDfiS/j6CsKp0UMMhx4HYZP/bQr+kgrLh0WOJqK4Rj/Ew7dq 1ZQLVkYSPzfxBYZAYDOJ =eFPo -----END PGP SIGNATURE-----
Current thread:
- CVE request Qemu: dma: rc4030 divide by zero error in set_next_tick P J P (Oct 14)
- Re: CVE request Qemu: dma: rc4030 divide by zero error in set_next_tick cve-assign (Oct 15)