qemu security update

15:4.2.1-5.el7 - qemu.spec: use --tls-priority=NORMAL for OL7 Elena Ufimtseva - hostmem: fix default 'prealloc-threads' count Mark Kanda Orabug: 32472127 - hostmem: introduce 'prealloc-threads' property Igor Mammedov - qom: introduce objectregistersugarprop Paolo Bonzini - migration/multifd: Do...

CVE-2021-25338

Improper memory access control in RKP in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to write certain part of RKP EL2 memory region...

grub2: cutmem command allows privileged user to remove memory regions when Secure Boot is enabled

A flaw was found in grub2. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this...

Ubuntu: Security Advisory (USN-4725-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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-4725-1 qemu vulnerabilities

It was discovered that QEMU incorrectly handled memory in iSCSI emulation. An attacker inside the guest could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. CVE-2020-11947 Alexander Bulekov discovered tha...

OESA-2021-1012 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. QEMU has two operating modes: Full system emulation. In this mode, QEMU emulates a full system for example a PC, including one or several processors and various peripherals. It can be used to launch...

Write to immutable memory region in TensorFlow

Impact The tf.rawops.ImmutableConst operation returns a constant tensor created from a memory mapped file which is assumed immutable. However, if the type of the tensor is not an integral type, the operation crashes the Python interpreter as it tries to write to the memory area: python import...

GHSA-HHVC-G5HV-48C6 Write to immutable memory region in TensorFlow

Impact The tf.rawops.ImmutableConst operation returns a constant tensor created from a memory mapped file which is assumed immutable. However, if the type of the tensor is not an integral type, the operation crashes the Python interpreter as it tries to write to the memory area: python import...

CVE-2020-26241

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. This is a Consensus vulnerability in Geth before version 1.9.17 which can be used to cause a chain-split where vulnerable nodes reject the canonical chain. Geth's pre-compiled dataCopy at 0x00...04 contract di...

In QEMU 4.2.0 a MemoryRegionOps object may lack read/write callback methods leading to a NULL pointer dereference.

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DEBIAN-CVE-2020-15469

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference...

UBUNTU-CVE-2020-15469

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference...

PT-2020-14436

Name of the Vulnerable Software and Affected Versions QEMU version 4.2.0 Description A MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference. Recommendations For QEMU version 4.2.0, at the moment, there is no information about a newer version that...

Xen Project Denial of Service (XSA-295)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by multiple denial of service DoS vulnerabilities : - A denial of service DoS vulnerability exists in the LoadExcl and StoreExcl operations due to a possible infinite loop. An unauthenticate...

CentOS Update for bpftool CESA-2019:3979 centos7

The remote host is missing an update for the SPDX-FileCopyrightText: 2019 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...

Cisco IOS H.323 Message Validation DoS (cisco-sa-20160928-h323)

According to its self-reported version, Cisco IOS Software is affected by a vulnerability in the H.323 subsystem due to a failure to properly validate certain fields in an H.323 protocol suite message. An unauthenticated, remote attacker may exploit this, by sending a malicious message, causing a...

Cisco IOS XE Software H.323 Message Validation DoS (cisco-sa-20160928-h323)

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability in the H.323 subsystem due to a failure to properly validate certain fields in an H.323 protocol suite message. An unauthenticated, remote attacker may exploit this, by sending a malicious message, causin...

CVE-2019-16410

An issue was discovered in Suricata 4.1.4. By sending multiple fragmented IPv4 packets, the function Defrag4Reassemble in defrag.c tries to access a memory region that is not allocated, because of a lack of headerlen checking...

SUSE SLES12 Security Update : kernel (SUSE-SU-2019:1527-1) (SACK Panic) (SACK Slowness)

The SUSE Linux Enterprise 12 SP3 kernel was updated to 4.4.180 to receive various security and bugfixes. The following security bugs were fixed : CVE-2019-11477: A sequence of SACKs may have been crafted such that one can trigger an integer overflow, leading to a kernel panic. bsc1137586...

CVE-2018-12012

While updating blacklisting region shared buffered memory region is not validated against newly updated black list, causing boot-up to be compromised in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdrago...