428 matches found
Denial of service
An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits tx descriptors in processtxdesc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial o...
CVE-2021-20257
An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits tx descriptors in processtxdesc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial o...
CVE-2021-20257
An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits tx descriptors in processtxdesc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial o...
AlmaLinux 8 : virt:rhel and virt-devel:rhel (ALSA-2021:5238)
The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2021:5238 advisory. QEMU: off-by-one error in modesensepage in hw/scsi/scsi-disk.c CVE-2021-3930 QEMU: net: e1000: infinite loop while processing transmit descriptors...
Oracle Linux 8 : kvm_utils (ELSA-2022-9172)
The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9172 advisory. - Bounds check for block exceeding page length CVE-2021-3504 resolves: rhbz1950501 libguestfs - Document CVE-2021-4158 and CVE-2021-3947 as fixed Mark...
QEMU: net: e1000: infinite loop while processing transmit descriptors
An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits tx descriptors in processtxdesc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial o...
RHEL 8 : virt:rhel and virt-devel:rhel (RHSA-2021:5238)
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:5238 advisory. Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contai...
QEMU: net: e1000: infinite loop while processing transmit descriptors
An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits tx descriptors in processtxdesc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial o...
ALSA-2021:5238 Low: virt:rhel and virt-devel:rhel security update
Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the...
RLSA-2021:5238 Low: virt:rhel and virt-devel:rhel security update
Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:Rocky Linux module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting wi...
virt:rhel and virt-devel:rhel security update
An update is available for libguestfs, libnbd, nbdkit, libguestfs-winsupport, supermin, libiscsi, hivex, libvirt, netcf, perl-Sys-Virt, seabios, qemu-kvm, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a...
ALSA-2021:2714 Important: kernel security and bug fix update
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: sizet-to-int conversion vulnerability in the filesystem layer CVE-2021-33909 kernel: race condition for removal of the HCI controller CVE-2021-32399 For more details about the security...
USN-5010-1 qemu vulnerabilities
Lei Sun discovered that QEMU incorrectly handled certain MMIO operations. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2020-15469 Wenxiang Qian discovered that QEMU incorrectly handled certain ATAPI commands. An attacker...
USN-5010-1: QEMU vulnerabilities
Lei Sun discovered that QEMU incorrectly handled certain MMIO operations. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2020-15469 Wenxiang Qian discovered that QEMU incorrectly handled certain ATAPI commands. An attacker...
qemu security update
15:4.2.1-10.el7 - e1000: fail early for evil descriptor Jason Wang Orabug: 32560552 CVE-2021-20257 - Document CVE-2020-27661 as fixed Mark Kanda Orabug: 32960200 CVE-2020-27661 - block: Avoid stale pointer dereference in blkgetaiocontext Greg Kurz - block: Fix blk-inflight during...
SUSE SLES12: qemu / qemu-arm / qemu-block-curl / qemu-block-iscsi / etc (SUSE-SU-2021:1947-1)
The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:1947-1 advisory. - Fix OOB access during mmio operations CVE-2020-13754, bsc1172382 - Fix out-of-bounds read information disclosure in...
(Pwn2Own) Oracle VirtualBox e1000 Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows local attackers to disclose sensitive information on affected installations of Oracle VirtualBox. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within...
SUSE SLES12 Security Update : xen (SUSE-SU-2021:1251-1)
This update for xen fixes the following issues : CVE-2021-27379: Fixed an issue where entries in the IOMMU were not being updated under certain circumstances due to improper backport of XSA-321 XSA-366, bsc1182431 CVE-2021-20257: Fixed an infinite loop in the e1000 NIC emulator bsc1182846 Note th...
SUSE SLES12 Security Update : xen (SUSE-SU-2021:1252-1)
This update for xen fixes the following issues : CVE-2021-20257: xen: infinite loop issue in the e1000 NIC emulator bsc1182846. CVE-2021-27379: Fixed an issue where entries in the IOMMU were not being updated under certain circumstances due to improper backport of XSA-321 XSA-366, bsc1182431. Not...
