oss-sec mailing list archives
Qemu: integer overflow issues
From: P J P <ppandit () redhat com>
Date: Mon, 8 Oct 2018 10:35:19 +0530 (IST)
Hello,Multiple integer overflow issues were found and reported in various NIC emulations in QEMU. These integer overflow could occur while receiving packets and could lead to OOB stack buffer access, resulting in DoS scenario.
* CVE-2018-10839 Qemu: ne2000: integer overflow leads to buffer overflow issue Upstream fix: -> https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03273.html * CVE-2018-17958 Qemu: rtl8139: integer overflow leads to buffer overflow Upstream fix: -> https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03269.html * CVE-2018-17962 Qemu: pcnet: integer overflow leads to buffer overflow Upstream fix: -> https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03268.html * CVE-2018-17963 Qemu: net: ignore packets with large size Upstream fix: -> https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03267.html These issues were independently reported by Arash TC and Daniel Shapira. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
Current thread:
- Qemu: integer overflow issues P J P (Oct 07)