CVE-2019-17340

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled...

Denial of service

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled...

UBUNTU-CVE-2019-17340

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled...

CVE-2019-17340

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled...

CVE-2019-17340

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled...

CVE-2019-17340

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled...

Hacker Ordered to Pay Back Nearly £1 Million to Phishing Victims

A prolific hacker who carried out phishing scams against hundreds of companies worldwide has been ordered to pay back more than $1.1 million over £922,000 worth of cryptocurrencies to his victims. Grant West, a 27-year-old resident of Kent, England, targeted several well-known companies around th...

Hacker Ordered to Pay Back Nearly £1 Million to Phishing Victims

A prolific hacker who carried out phishing scams against hundreds of companies worldwide has been ordered to pay back more than $1.1 million over £922,000 worth of cryptocurrencies to his victims. Grant West , a 27-year-old resident of Kent, England, targeted several well-known companies around t...

Linux: No grant table and foreign mapping limits

ISSUE DESCRIPTION Virtual device backends and device models running in domain 0, or other backend driver domains, need to be able to map guest memory either via grant mappings, or via the foreign mapping interface. Inside Xen, mapped grants are tracked by the maptrack structure. The size of this...

CVE-2019-2005

In onPermissionGrantResult of GrantPermissionsActivity.java, there is a possible incorrectly granted permission due to a missing permission check. This could lead to local escalation of privilege on a locked device with no additional execution privileges needed. User interaction is needed for...

Fedora 30 : xen (2019-53b0dc52ee)

xen: various flaws 1685577 grant table transfer issues on large hosts XSA-284 race with pass-through device hotplug XSA-285 x86: stealpage violates pagestruct access discipline XSA-287 x86: Inconsistent PV IOMMU discipline XSA-288 missing preemption in x86 PV page table unvalidation XSA-290 x86/P...

OSEC-2019-02 Grant unshare vulnerability in mirage-xen

Background MirageOS is a library operating system using cooperative multitasking, which can be executed as a guest of the Xen hypervisor. Virtual machines running on a Xen host can communicate by sharing pages of memory. For example, when a Mirage VM wants to use a virtual network device provided...

openSUSE Security Update : xen (openSUSE-2019-1046) (Foreshadow)

This update for xen fixes the following issues : Update to Xen 4.10.2 bug fix release bsc1027519. Security vulnerabilities fixed : - CVE-2018-19961, CVE-2018-19962: Fixed an issue related to insufficient TLB flushing with AMD IOMMUs, which potentially allowed a guest to escalate its privileges, m...

Fedora 28 : xen (2019-bce6498890)

xen: various flaws 1685577 grant table transfer issues on large hosts XSA-284 race with pass-through device hotplug XSA-285 x86: stealpage violates pagestruct access discipline XSA-287 x86: Inconsistent PV IOMMU discipline XSA-288 missing preemption in x86 PV page table unvalidation XSA-290 x86/P...

spring-security-oauth and spring-security-oauth2 Open Redirect vulnerability

Spring Security OAuth, versions 2.3 prior to 2.3.5, and 2.2 prior to 2.2.4, and 2.1 prior to 2.1.4, and 2.0 prior to 2.0.17, and older unsupported versions could be susceptible to an open redirector attack that can leak an authorization code. A malicious user or attacker can craft a request to th...

Fedora 29 : xen (2019-3e89502cb1)

xen: various flaws 1685577 grant table transfer issues on large hosts XSA-284 race with pass-through device hotplug XSA-285 x86: stealpage violates pagestruct access discipline XSA-287 x86: Inconsistent PV IOMMU discipline XSA-288 missing preemption in x86 PV page table unvalidation XSA-290 x86/P...

grant table transfer issues on large hosts

ISSUE DESCRIPTION When the code processing grant table transfer requests finds a page with an address too large to be represented in the interface with the guest, it allocates a replacement page and copies page contents. However, the code doing so fails to set the newly allocated page's accountin...

Open Redirection

spring-security-oauth2 is vulnerable to open redirection. A lack of validation on the redirecturi parameter allows an attacker to manipulate the redirect URI by sending a malicious request to the authorization endpoint using the authorization code grant type and cause the authorization server to...

Latest iOS 12.1.4 Update Patches 2 Zero-Day and FaceTime Bugs

Apple has finally released iOS 12.1.4 software update to patch the terrible Group FaceTime privacy bug that could have allowed an Apple user to call you via the FaceTime video chat service and hear or see you before you even pick up the call without your knowledge. The Facetime bug CVE-2019-6223...

Fedora 28 : xen (2018-683dfde81a) (Foreshadow)

L1 Terminal Fault speculative side channel patch bundle XSA-273, CVE-2018-3620, CVE-2018-3646 drop patches also in the bundle, which also includes Use of v2 grant tables may cause crash on ARM XSA-268 1616081 x86: Incorrect MSRDEBUGCTL handling lets guests enable BTS XSA-269 1616077 oxenstored do...