UBUNTU-CVE-2014-9748

The uvrwlockt fallback implementation for Windows XP and Server 2003 in libuv before 1.7.4 does not properly prevent threads from releasing the locks of other threads, which allows attackers to cause a denial of service deadlock or possibly have unspecified other impact by leveraging a race...

Xen Hypervisor Function Error Condition Handling Lock Release Failure Guest-to-Host DoS (XSA-235)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by flaw in the xenmemaddtophysmapone function in arch/arm/mm.c that is triggered as the application fails to release a lock when handling certain error conditions. This may allow a privilege...

add-to-physmap error paths fail to release lock on ARM

ISSUE DESCRIPTION When dealing with the grant map space of add-to-physmap operations, ARM specific code recognizes a number of error conditions, but fails to release a lock being held on the respective exit paths. IMPACT A malicious guest administrator can cause a denial of service. Specifically,...

CVE-2015-8340

The memoryexchange function in common/memory.c in Xen 3.2.x through 4.6.x does not properly release locks, which might allow guest OS administrators to cause a denial of service deadlock or host crash via unspecified vectors, related to XENMEMexchange error handling...

xen-kernel -- XENMEM_exchange error handling issues

The Xen Project reports: Error handling in the operation may involve handing back pages to the domain. This operation may fail when in parallel the domain gets torn down. So far this failure unconditionally resulted in the host being brought down due to an internal error being assumed. This is...