UBUNTU-CVE-2020-8933

A vulnerability in Google Cloud Platform's guest-oslogin versions between 20190304 and 20200507 allows a user that is only granted the role "roles/compute.osLogin" to escalate privileges to root. Using the membership to the "lxd" group, an attacker can attach host devices and filesystems. Within ...

PT-2020-20360 · Google Cloud Platform +1 · Guest-Oslogin +1

Name of the Vulnerable Software and Affected Versions: Google Cloud Platform's guest-oslogin versions 20190304 through 20200507 Description: A vulnerability in Google Cloud Platform's guest-oslogin allows a user with the role "roles/compute.osLogin" to escalate privileges to root. This is achieve...

PT-2020-3712 · Google +1 · Google Cloud +1

Name of the Vulnerable Software and Affected Versions: Google Cloud OS guest-oslogin versions 20190304 through 20200507 Description: The issue is related to incorrect default permission settings in the guest-oslogin feature of Google Cloud OS. This allows an attacker to escalate privileges to roo...

CVE-2020-13754

hw/pci/msix.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds access via a crafted address in an msi-x mmio operation...

CVE-2020-13362

In QEMU 5.0.0 and earlier, megasaslookupframe in hw/scsi/megasas.c has an out-of-bounds read via a crafted replyqueuehead field from a guest OS user...

CVE-2020-13362

In QEMU 5.0.0 and earlier, megasaslookupframe in hw/scsi/megasas.c has an out-of-bounds read via a crafted replyqueuehead field from a guest OS user...

Out-of-bounds

In QEMU 5.0.0 and earlier, megasaslookupframe in hw/scsi/megasas.c has an out-of-bounds read via a crafted replyqueuehead field from a guest OS user...

CVE-2020-13362

In QEMU 5.0.0 and earlier, megasaslookupframe in hw/scsi/megasas.c has an out-of-bounds read via a crafted replyqueuehead field from a guest OS user...

CVE-2020-13362

In QEMU 5.0.0 and earlier, megasaslookupframe in hw/scsi/megasas.c has an out-of-bounds read via a crafted replyqueuehead field from a guest OS user...

CVE-2020-13361

In QEMU 5.0.0 and earlier, es1370transferaudio in hw/audio/es1370.c does not properly validate the frame count, which allows guest OS users to trigger an out-of-bounds access during an es1370write operation...

CVE-2020-13361

In QEMU 5.0.0 and earlier, es1370transferaudio in hw/audio/es1370.c does not properly validate the frame count, which allows guest OS users to trigger an out-of-bounds access during an es1370write operation...

Design/Logic Flaw

sdwpaddr in hw/sd/sd.c in QEMU 4.2.0 uses an unvalidated address, which leads to an out-of-bounds read during sdhciwrite operations. A guest OS user can crash the QEMU process...

CVE-2020-13253

sdwpaddr in hw/sd/sd.c in QEMU 4.2.0 uses an unvalidated address, which leads to an out-of-bounds read during sdhciwrite operations. A guest OS user can crash the QEMU process...

CVE-2020-11741

A flaw was found in Xenoprof in the Xen virtual machine through version 4.13.x, where it allows guest OS users, with active profiling, to obtain sensitive information about other guests, cause a denial of service, or possibly gain privileges. For guests with “active” profiling enabled by the...

CVE-2020-11739

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service or possibly gain privileges because of missing memory barriers in read-write unlock paths. The read-write unlock paths don't contain a memory barrier. On Arm, this means a processor is allowed to...

CVE-2020-11741

An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users with active profiling to obtain sensitive information about other guests, cause a denial of service, or possibly gain privileges. For guests for which "active" profiling was enabled by the administrator, the xenopr...

CVE-2020-11741

An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users with active profiling to obtain sensitive information about other guests, cause a denial of service, or possibly gain privileges. For guests for which "active" profiling was enabled by the administrator, the xenopr...

CVE-2020-11739

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service or possibly gain privileges because of missing memory barriers in read-write unlock paths. The read-write unlock paths don't contain a memory barrier. On Arm, this means a processor is allowed to...

CVE-2020-11743

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of a bad error path in GNTTABOPmapgrant. Grant table operations are expected to return 0 for success, and a negative number for errors. Some misplaced brackets cause one error path to retur...

Information disclosure

An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users without active profiling to obtain sensitive information about other guests. Unprivileged guests can request to map xenoprof buffers, even if profiling has not been enabled for those guests. These buffers were not...