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CVE-2020-13362

Status Candidate

Overview

In QEMU 5.0.0 and earlier, megasas_lookup_frame in hw/scsi/megasas.c has an out-of-bounds read via a crafted reply_queue_head field from a guest OS user.

Related Files

Ubuntu Security Notice USN-4467-2
Posted Feb 2, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4467-2 - USN-4467-1 fixed several vulnerabilities in QEMU. This update provides the corresponding update for Ubuntu 14.04 ESM. It was discovered that the QEMU SD memory card implementation incorrectly handled certain memory operations. An attacker inside a guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, vulnerability
systems | linux, ubuntu
advisories | CVE-2020-13253, CVE-2020-13361, CVE-2020-13362, CVE-2020-13659, CVE-2020-13754, CVE-2020-14364
SHA-256 | 0868d01ddebed6397076e880f2702ccc2a97012fa237ddbde4531198d57bcbee
Gentoo Linux Security Advisory 202011-09
Posted Nov 11, 2020
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202011-9 - Multiple vulnerabilities have been found in QEMU, the worst of which could result in the arbitrary execution of code. Versions less than 5.1.0-r1 are affected.

tags | advisory, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2020-10717, CVE-2020-10761, CVE-2020-13253, CVE-2020-13361, CVE-2020-13362, CVE-2020-13659, CVE-2020-13754, CVE-2020-13791, CVE-2020-13800, CVE-2020-14364
SHA-256 | 5d95ad52fc75012ed91b82e53b3043a7867fe90adef97e5fe61a56d75c7075b6
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
Debian Security Advisory 4728-1
Posted Jul 28, 2020
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4728-1 - Multiple security issues were discovered in QEMU, a fast processor emulator, which could result in denial of service.

tags | advisory, denial of service
systems | linux, debian
advisories | CVE-2020-10756, CVE-2020-13361, CVE-2020-13362, CVE-2020-13659, CVE-2020-13754
SHA-256 | dea50ea2adefea567a4b636347dcd73912d096e9869103369b2261024a9815ff
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