Date: Thu, 29 Nov 2018 14:45:05 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Arash TC <tohidi.arash@...il.com> Subject: CVE-2018-19665 Qemu: bt: integer overflow in Bluetooth routines allows memory corruption Hello, An integer overflow resulting in memory corruption issue was found in various Bluetooth functions. It could occur in routines wherein 'len' parameter is a 'signed int' which subsequently converts to an unsigned integer resulting in memcpy() copying large amounts of memory. A user inside guest could use this flaw to crash the Qemu process resulting in DoS. Upstream patch: --------------- -> https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg03570.html This issue was reported by Arash TC Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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