Date: Wed, 27 Apr 2016 11:53:10 +0530 (IST) From: P J P <ppandit@...hat.com> To: "oss-security@...ts.openwall.com" <oss-security@...ts.openwall.com> cc: "cve-assign@...re.org" <cve-assign@...re.org> Subject: Re: CVE Request: Out-of-bands write issue found in qemu +-- On Wed, 27 Apr 2016, 李强 wrote --+ | The qemu has an out-of-bands bug in uart_write() function. | | In uart_write() function from hw/char/cadence_uart.c, the ‘offset’ isn’t | checked and after it is divided by 4 and used to index the ‘r’ array, it | will cause an out-of-bands memory write. The value can be controlled by | guest and can cause the qemu crash or code execution on host. | | The patch is here: | https://lists.nongnu.org/archive/html/qemu-devel/2016-04/msg02711.html Not sure if this should need a CVE, awaiting upstream confirmation on the same. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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