Date: Thu, 2 Jul 2020 11:28:46 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Lei Sun <slei.casper@...il.com> Subject: CVE-2020-15469 QEMU: MMIO ops null pointer dereference may lead to DoS Hello, A NULL pointer dereference issue was found in various system emulators of QEMU. It could occur while performing MMIO r/w operations, in case the respective handler function is not defined. A privileged guest user able to invoke MMIO operation may use this flaw to crash the QEMU process on the host resulting in DoS scenario. Upstream patch(es): ------------------- -> https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg09961.html This issue was reported by Lei Sun(CC'd); CVE-2020-15469 assigned via -> https://cveform.mitre.org/. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 8685 545E B54C 486B C6EB 271E E285 8B5A F050 DE8D
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