CVE-2021-3582

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a "PVRDMACMDCREATEMR" command due to improper memory remapping mremap. This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this...

SUSE SLES15: qemu / qemu-arm / qemu-audio-alsa / qemu-audio-oss / qemu-audio-pa / etc (SUSE-SU-2021:2591-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2591-1 advisory. Security issues fixed: - CVE-2021-3595: Fixed slirp: invalid pointer initialization may lead to information disclosure tftp...

Denial Of Service

qemu is vulnerable to denial of service. The vulnerability exists when handling a "PVRDMACMDCREATEMR" command due to improper memory remapping mremap...

UBUNTU-CVE-2021-3582

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a "PVRDMACMDCREATEMR" command due to improper memory remapping mremap. This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this...

CVE-2021-3582

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a "PVRDMACMDCREATEMR" command due to improper memory remapping mremap. This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this...

CVE-2021-3582

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a "PVRDMACMDCREATEMR" command due to improper memory remapping mremap. This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this...

CVE-2021-25415

CVE-2021-25415 concerns Samsung Mobile’s RKP (kernel protection) before SMR JUN-2021 Release 1. The vulnerability stems from improper address validation, enabling a local attacker to remap EL2 memory as writable if EL1 is compromised. Documents identify the affected component as Samsung RKP and d...

ASB-A-174259860

In kbasememfromuserbuffer of malikbasememlinux.c, there is a possible remapping of shared read-only memory as write-able due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for...

CVE-2021-21284

In Docker before versions 9.03.15, 20.10.3 there is a vulnerability involving the --userns-remap option in which access to remapped root allows privilege escalation to real root. When using "--userns-remap", if the root user in the remapped namespace has access to the host filesystem they can...

Microsoft Windows bindflt Driver Missing Authentication Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the bindflt.sys...

How to Migrate Tenant Replicas From a Standard Switch (vSS) to a Distributed Switch (vDS)

Purpose This article documents how a Veeam Cloud Service Provider VCSP or simply SP would migrate their tenants's replicas from a virtual Standard Switch vSS to a virtual Distributed Switch vDS. Solution Part 1: Update the Hardware Plan Configuration 1. Edit the Hardware Plan used by tenants that...

SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1767-1)

This update for the Linux Kernel 4.4.121-92117 fixes several issues. The following security issues were fixed : CVE-2020-10757: Fixed an issue where remaping hugepage DAX to anon mmap could have caused user PTE access bsc1172437. CVE-2019-15666: Fixed an out of bounds read xfrmpolicyunlink, which...

SUSE-SU-2020:1775-1 Security update for the Linux Kernel (Live Patch 0 for SLE 12 SP5)

This update for the Linux Kernel 4.12.14-120 fixes several issues. The following security issues were fixed: - CVE-2020-10757: Fixed an issue where remaping hugepage DAX to anon mmap could have caused user PTE access bsc1172437. - CVE-2018-1000199: Fixed a potential local code execution via ptrac...

SUSE-SU-2020:1671-1 Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP1)

This update for the Linux Kernel 4.12.14-19710 fixes several issues. The following security issues were fixed: - CVE-2020-10757: Fixed an issue where remaping hugepage DAX to anon mmap could have caused user PTE access bsc1172437. - CVE-2019-15666: Fixed an out of bounds read xfrmpolicyunlink,...

SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1605-1)

The SUSE Linux Enterprise 12 SP4 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-0543: Fixed a side channel attack against special registers which could have resulted in leaking of read values to cores other than the one which called...

Privilege Escalation

kernel is vulnerable to privilege escalation. The vulnerability exists using PCI passthrough without interrupt remapping support allowed KVM guests to generate MSI interrupts and thus potentially inject traps. A privileged guest user could use this flaw to crash the host or possibly escalate thei...

Android - ashmem Readonly Bypasses via remap_file_pages() and ASHMEM_UNPIN

This bug report describes two ways in which an attacker can modify the contents of a read-only ashmem fd. I'm not sure at this point what the most interesting user of ashmem is in the current Android release, but there are various users, including Chrome and a bunch of utility classes. In AOSP...

DEBIAN-CVE-2019-1010023

GNU Libc current is affected by: Re-mapping current loaded library with malicious ELF file. The impact is: In worst case attacker may evaluate privileges. The component is: libld. The attack vector is: Attacker sends 2 ELF files to victim and asks to run ldd on it. ldd execute code. NOTE: Upstrea...

Code injection

DISPUTED GNU Libc current is affected by: Re-mapping current loaded library with malicious ELF file. The impact is: In worst case attacker may evaluate privileges. The component is: libld. The attack vector is: Attacker sends 2 ELF files to victim and asks to run ldd on it. ldd execute code. NOTE...

UBUNTU-CVE-2019-1010023

GNU Libc current is affected by: Re-mapping current loaded library with malicious ELF file. The impact is: In worst case attacker may evaluate privileges. The component is: libld. The attack vector is: Attacker sends 2 ELF files to victim and asks to run ldd on it. ldd execute code. NOTE: Upstrea...