Date: Tue, 14 Feb 2017 23:49:05 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Wjjzhang <wjjzhang@...cent.com>, Jiang Xin <jiangxin1@...wei.com> Subject: CVE-2017-5987 Qemu: sd: infinite loop issue in multi block transfers Hello, Quick emulator(Qemu) built with the SDHCI device emulation support is vulnerable to an infinite loop issue. It could occur while doing a multi block SDMA transfer via 'sdhci_sdma_transfer_multi_blocks' routine. A privileged 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/2017-02/msg02776.html Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1421995 This issue was independently reported by Mr Jiang Xin of Huawei.com and Wjjzhang of Tencent.com. 'CVE-2017-5987' 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
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