Date: Wed, 19 Apr 2017 15:15:24 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Jiangxin <jiangxin1@...wei.com> Subject: CVE-2017-7718 Qemu: display: cirrus: OOB read access issue Hello, Quick emulator(Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt functions cirrus_bitblt_rop_fwd_transp_ and/or cirrus_bitblt_rop_fwd_. A privileged user inside guest could use this flaw to crash the Qemu process resulting in DoS. Upstream patch -------------- -> http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=215902d7b6fb50c6fc216fc74f770858278ed904 Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1443441 This issue was reported by Jiangxin of PSIRT Huawei Inc. 'CVE-2017-7718' assigned via -> http://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.
Powered by Openwall GNU/*/Linux - Powered by OpenVZ