Security update for qemu (moderate)

openSUSE Security Update: Security update for qemu Announcement ID: openSUSE-SU-2020:0756-1 Rating: moderate References: 1158880 1167816 1170940 Cross-References: CVE-2020-1983 Affected Products: openSUSE Leap 15.1 An update that solves one vulnerability and has two fixes is now available...

CVE-2020-10756

An out-of-bounds read vulnerability was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the icmp6sendechoreply routine while replying to an ICMP echo request, also known as ping. This flaw allows a malicious guest to leak the contents of the host memory,...

QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu()

A heap buffer overflow issue was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the tcpemu routine while emulating IRC and other protocols. An attacker could use this flaw to crash the QEMU process on the host, resulting in a denial of service or potential...

QEMU: slirp: heap buffer overflow during packet reassembly

A heap buffer overflow issue was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the ipreass routine while reassembling incoming packets if the first fragment is bigger than the m-mdat buffer. An attacker could use this flaw to crash the QEMU process on the...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : QEMU vulnerabilities (USN-4372-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4372-1 advisory. It was discovered that QEMU incorrectly handled bochs-display devices. A local attacker in a guest could use this to cause a deni...

Ubuntu: Security Advisory (USN-4372-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-4372-1 qemu vulnerabilities

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. CVE-2019-15034 It was discovered that QEMU incorrectly handled memo...

USN-4372-1: QEMU vulnerabilities

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. CVE-2019-15034 It was discovered that QEMU incorrectly handled memo...

CVE-2020-1983

A use-after-free flaw was found in the SLiRP networking implementation of the QEMU emulator. Specifically, this flaw occurs in the ipreass routine while reassembling incoming IP fragments whose combined size is bigger than 65k. This flaw allows an attacker to crash the QEMU process on the host,...

QEMU: slirp: heap buffer overflow during packet reassembly

A heap buffer overflow issue was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the ipreass routine while reassembling incoming packets if the first fragment is bigger than the m-mdat buffer. An attacker could use this flaw to crash the QEMU process on the...

RHEL 7 : qemu-kvm-ma (RHSA-2020:2065)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:2065 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-ma packages provide the...

CentOS: Security Advisory for qemu-guest-agent (CESA-2020:1403)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

CentOS 6 : qemu-kvm (RHSA-2020:1403)

The remote CentOS Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:1403 advisory. - In libslirp 4.1.0, as used in QEMU 4.2.0, tcpsubr.c misuses snprintf return values, leading to a buffer overflow in later code. CVE-2020-8608 Note that Nessus...

Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20200407)

QEMU: Slirp: potential OOB access due to unsafe snprintf usages C Tenable Network Security, Inc. The descriptive text is C Scientific Linux. include"compat.inc"; if description scriptid135833; scriptversion"1.3"; scriptsetattributeattribute:"pluginmodificationdate", value:"2020/09/29";...

Oracle VirtualBox SLiRP Networking Out-Of-Bounds Access Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle VirtualBox. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of NAT. The issue results from the lack of proper validation of...

virt:ol security and bug fix update

qemu-kvm 2.12.0-88.0.1.el810.3 - Added bug30251155-remove-upstream-reference Orabug: 30251155 2.12.0-88.el810.3 - kvm-tcpemu-Fix-oob-access.patch bz1791565 - kvm-slirp-use-correct-size-while-emulating-IRC-commands.patch bz1791565 - kvm-slirp-use-correct-size-while-emulating-commands.patch bz17915...

qemu-kvm security update

1.5.3-173.el78.1 - kvm-util-add-slirpfmt-helpers.patch bz1798970 - kvm-tcpemu-fix-unsafe-snprintf-usages.patch bz1798970 - Resolves: bz1798970 CVE-2020-8608 qemu-kvm: QEMU: Slirp: potential OOB access due to unsafe snprintf usages rhel-7.8.z...

CVE-2019-14378

A heap buffer overflow issue was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the ipreass routine while reassembling incoming packets if the first fragment is bigger than the m-mdat buffer. An attacker could use this flaw to crash the QEMU process on the...

Important: Red Hat Security Advisory: qemu-kvm security and bug fix update

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Important: Red Hat Security Advisory: virt:rhel security and bug fix update

An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...