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CVE-2019-15034

Status Candidate

Overview

hw/display/bochs-display.c in QEMU 4.0.0 does not ensure a sufficient PCI config space allocation, leading to a buffer overflow involving the PCIe extended config space.

Related Files

Ubuntu Security Notice USN-4372-1
Posted May 21, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4372-1 - It was discovered that QEMU incorrectly handled bochs-display devices. A local attacker in a guest could use this to cause a denial of service or possibly execute arbitrary code in the host. This issue only affected Ubuntu 19.10. It was discovered that QEMU incorrectly handled memory during certain VNC operations. A remote attacker could possibly use this issue to cause QEMU to consume resources, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 19.10. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary, local
systems | linux, ubuntu
advisories | CVE-2019-15034, CVE-2019-20382, CVE-2020-10702, CVE-2020-11869, CVE-2020-1983
MD5 | abf7184cc2087c06b76ddc60ed0d60ed
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