sysutils/openzfs-kmod -- critical permissions issues

Andrew Walker reports: Issue 1: Users are always granted permissions to cd into a directory. The check for whether execute is present on directories is a de-facto no-op. This cannot be mitigated without upgrading. Even setting an explicit "deny - execute" NFSv4 ACE will be bypassed. Issue 2: All...

CVE-2020-13294

CVE-2020-13294 affects GitLab before 13.0.12, 13.1.6, and 13.2.3, where access grants were not revoked when a user revoked access to an application. This could allow continued access after revocation. Remediation: upgrade GitLab to a version where this is fixed (e.g., 13.2.3 or later). Exploitati...

CVE-2020-13294

Removed by vendor...

Nationwide Facial Recognition Ban Proposed By Lawmakers

Lawmakers have proposed legislation that would indefinitely ban the use of facial recognition technology by law enforcement nationwide. The new bill comes after months of public concerns surrounding facial recognition’s implications for data privacy, government surveillance and racial bias. The...

Cynet Offers IR Specialists Grants up to $1500 for each IR Engagement

In the past, the autonomous breach protection company Cynet announced that it is making Cynet 360 threat detection and response platform available at no charge for IR incident response service providers and consultants. Today Cynet takes another step and announces a $500 grant for Incident...

Xen Bad error path in GNTTABOP_map_grant DoS (XSA-316)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a denial of service vulnerability. Grant table operations are expected to return 0 for success, and a negative number for errors. Some misplaced brackets cause one error path to return 1...

CVE-2020-11743

A flaw was found in Xen through versions 4.13.x. Grant table operations are expected to return 0 for success and a negative number for errors. Some misplaced brackets cause one error path to return 1 instead of a negative value. The grant table code in Linux treats this condition as success, and...

DEBIAN-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...

DEBIAN-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...

CVE-2020-11742

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOPcopy. Grant table operations are expected to return 0 for success, and a negative number for errors. The fix for CVE-2017-12135 introduced a path...

ALPINE-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...

ALPINE-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...

DEBIAN-CVE-2020-11742

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOPcopy. Grant table operations are expected to return 0 for success, and a negative number for errors. The fix for CVE-2017-12135 introduced a path...

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...

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...

ALPINE-CVE-2020-11742

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOPcopy. Grant table operations are expected to return 0 for success, and a negative number for errors. The fix for CVE-2017-12135 introduced a path...

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...

CVE-2020-11742

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOPcopy. Grant table operations are expected to return 0 for success, and a negative number for errors. The fix for CVE-2017-12135 introduced a path...

UBUNTU-CVE-2020-11742

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOPcopy. Grant table operations are expected to return 0 for success, and a negative number for errors. The fix for CVE-2017-12135 introduced a path...

Path traversal

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOPcopy. Grant table operations are expected to return 0 for success, and a negative number for errors. The fix for CVE-2017-12135 introduced a path...