QEMU: virtio-net: heap use-after-free in virtio_net_receive_rcu

A use-after-free vulnerability was found in the virtio-net device of QEMU. It could occur when the descriptor's address belongs to the non direct access region, due to numbuffers being set after the virtqueue elem has been unmapped. A malicious guest could use this flaw to crash QEMU, resulting i...

IDA2Obj - Static Binary Instrumentation

IDA2Obj is a tool to implement SBI StaticBinary Instrumentation. The working flow is simple: Dump object files COFF directly from one executable binary. Link the object files into a new binary, almost the same as the old one. During the dumping process, you can insert any data/code at any locatio...

SUSE-SU-2021:3908-1 Security Beta update for SUMA client tools

This update fixes the following issues: dracut-saltboot: - Fix dependencies of python libs bsc1188846 - Update to version 0.1.1628156312.dbd0dec - Force installation of libexpat.so.1 bsc1188846 - Update to version 0.1.1627546504.96a0b3e - Use kernel parameters from PXE formula also for local boot...

SUSE SLED15: glibc / glibc-32bit / glibc-devel / glibc-devel-32bit / etc (SUSE-SU-2021:3830-1)

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:3830-1 advisory. - libio: do not attempt to free wide buffers of legacy streams bsc1183085 - CVE-2016-10228: Rewrite iconv option parsing to fix security issue...

SUSE: Security Advisory (SUSE-SU-2021:3830-1)

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...

virt:kvm_utils security update

hivex 1.3.18 - Resolves: bz1810193 Upgrade components in virt:rhel module:stream for RHEL-8.3 release 1.3.18 - Resolves: bz1810193 Upgrade components in virt:rhel module:stream for RHEL-8.3 release libguestfs 1:1.40.2-25.0.1 - Replace upstream references from description tag - Config supermin to...

Oracle Linux 8 : kvm_utils (ELSA-2021-9568)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9568 advisory. - In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference. CVE-2020-15469 - A flaw was foun...

SUSE: Security Advisory (SUSE-SU-2021:3773-1)

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...

SUSE SLED15: bind / bind-chrootenv / bind-devel / bind-doc / bind-utils / etc (SUSE-SU-2021:3773-1)

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:3773-1 advisory. - CVE-2021-25219: Fixed lame cache that could have been abused to severely degrade resolver performance bsc1192146. Tenable has extracted the...

Debian: Security Advisory (DLA-2824-1)

The remote host is missing an update for the Debian 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...

[SECURITY] [DLA 2824-1] firebird3.0 security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-2824-1 [email protected] https://www.debian.org/lts/security/ Sylvain Beucler November 20, 2021 https://wiki.debian.org/LTS -...

Debian DSA-5011-1 : salt - security update

The remote Debian 10 / 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5011 advisory. - An issue was discovered in SaltStack Salt before 3002.5. The minion's restartcheck is vulnerable to command injection via a crafted process name. This allo...

Oracle Linux 8 : dnf (ELSA-2021-4464)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-4464 advisory. dnf 4.7.0-4.0.1 -Fixed python stack trace with updateinfo list cves command Orabug: 32749660 - Replaced upstream bugzilla reporting reference. Orabug: 32829849...

libvirt: segmentation fault during VM shutdown can lead to vdsm hang

A use-after-free flaw was found in libvirt. The qemuMonitorUnregister function in qemuProcessHandleMonitorEOF is called using multiple threads without being adequately protected by a monitor lock. This flaw could be triggered by the virConnectGetAllDomainStats API when the guest is shutting down...

virt:ol and virt-devel:ol security, bug fix, and enhancement update

libguestfs-winsupport 8.2 - Resolves: bz1810193 Upgrade components in virt:rhel module:stream for RHEL-8.3 release libguestfs 1.40.2-28.0.1 - Replace upstream references from description tag - Config supermin to use host yum.conf in ol8 Orabug: 29319324 - Set DISTROORACLELINUX correspeonding to o...

dnf security and bug fix update

dnf 4.7.0-4.0.1 -Fixed python stack trace with updateinfo list cves command Orabug: 32749660 - Replaced upstream bugzilla reporting reference. Orabug: 32829849 4.7.0-4 - Update translations RhBug:1961632 4.7.0-3 - Improve signature checking using rpmkeys RhBug:1967454 4.7.0-2 - Fix covscan issue:...

Oracle Linux 8 : virt:ol / and / virt-devel:rhel (ELSA-2021-1762)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-1762 advisory. - Resolves: bz1917451 CVE-2020-29443 virt:rhel/qemu-kvm: QEMU: ide: atapi: OOB access while processing read commands rhel-8.4.0 - Resolves: bz1919111...

RHEL 8 : virt:rhel and virt-devel:rhel (RHSA-2021:4191)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4191 advisory. Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contai...

CentOS 8 : virt:rhel and virt-devel:rhel (CESA-2021:4191)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2021:4191 advisory. - QEMU: net: e1000e: use-after-free while sending packets CVE-2020-15859 - QEMU: slirp: invalid pointer initialization may lead to information disclosu...

libvirt: Insecure sVirt label generation

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality a...