CVE-2016-1922
CVE-2016-1922
QEMU (aka Quick Emulator) built with the TPR optimization for 32-bit Windows guests support is vulnerable to a null pointer dereference flaw. It occurs while doing I/O port write operations via hmp interface. In that, 'current_cpu' remains null, which leads to the null pointer dereference. A user or process could use this flaw to crash the QEMU instance, resulting in DoS issue.
Productos afectados
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https://bugzilla.redhat.com/show_bug.cgi?id=1283934https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg02812.htmlhttps://security.gentoo.org/glsa/201604-01http://www.debian.org/security/2016/dsa-3469http://www.debian.org/security/2016/dsa-3470http://www.debian.org/security/2016/dsa-3471http://www.openwall.com/lists/oss-security/2016/01/16/1http://www.openwall.com/lists/oss-security/2016/01/16/6http://www.securityfocus.com/bid/81058