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CVE-2020-14415

Status Candidate

Overview

oss_write in audio/ossaudio.c in QEMU before 5.0.0 mishandles a buffer position.

Related Files

Ubuntu Security Notice USN-4467-1
Posted Aug 20, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4467-1 - Ziming Zhang and VictorV discovered that the QEMU SLiRP networking implementation incorrectly handled replying to certain ICMP echo requests. An attacker inside a guest could possibly use this issue to leak host memory to obtain sensitive information. This issue only affected Ubuntu 18.04 LTS. Eric Blake and Xueqiang Wei discovered that the QEMU NDB implementation incorrectly handled certain requests. A remote attacker could possibly use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS. Various other issues were also addressed.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2020-10756, CVE-2020-10761, CVE-2020-12829, CVE-2020-13253, CVE-2020-13361, CVE-2020-13362, CVE-2020-13659, CVE-2020-13754, CVE-2020-13765, CVE-2020-13800, CVE-2020-14415, CVE-2020-15863, CVE-2020-16092
SHA-256 | 9aa3179b34eb601658a9a487805ca5302a3e7b10616c6b4f88ebda6983d3906c
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