Date: Fri, 17 Feb 2017 13:03:11 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> Subject: CVE-2017-6058 Qemu: net: vmxnet3: OOB NetRxPkt::ehdr_buf access when doing vlan stripping Hello, Quick Emulator(Qemu) built with the VMWARE VMXNET3 NIC device support is vulnerable to an out-of-bounds access issue. It could occur while stripping VLAN header from 'eth_buf' buffer in receiving packets. A remote user/process could use this issue to crash Qemu process resulting in DoS. Upstream patch: --------------- -> https://lists.nongnu.org/archive/html/qemu-devel/2017-02/msg03527.html Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1423358 Note:- It requires 'VLANSTRIP' feature to be enabled on the vmxnet3 device. 'CVE-2017-6058' assigned via -> https://cveform.mitre.org/ Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
Powered by blists - more mailing lists
Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.