GHSA-Q73F-VJC2-3GQF OpenStack Image Service (Glance) allows remote authenticated users to read arbitrary file

The import task action in OpenStack Image Service Glance 2015.1.x before 2015.1.2 kilo, when using the V2 API, allows remote authenticated users to read arbitrary files via a crafted backing file for a qcow2 image...

py-cinder -- data leak

Duncan Thomas reports: The 1 GlusterFS and 2 Linux Smbfs drivers in OpenStack Cinder before 2014.1.3 allows remote authenticated users to obtain file data from the Cinder-volume host by cloning and attaching a volume with a crafted qcow2 header...

Virtuozzo Hybrid Infrastructure 4.6 (4.6.0-208)

In this release, Virtuozzo Hybrid Infrastructure provides a wide range of new features that enhance service providers' operability. The improvements cover compute services, object storage, monitoring, security, localization, and the user interface. Additionally, this release delivers stability...

Mail.ru: file read on MCS servers via supplying a QCOW2 image with external backing file

Local file read in mcs.mail.ru by providing QCOW2 disk image with backing image pointing to external file Mail.ru Cloud Solutions allows uploading custom images for disks. This functionality supported QCOW2 disk images. A QCOW2 disk image can have a so-called "backing image" - a file to read...

CVE-2014-0147

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling updaterefcount routine...

CVE-2014-0147

CVE-2014-0147 affects QEMU before 1.6.2, where a logic error with signed data types during QCOW2 snapshot creation (impacting QCOW2 and disk image formats used by Bochs) can cause a crash by incorrectly calling update_refcount(). Root cause is a signed data type/logical error in snapshot handling...

openSUSE Security Update : xen (openSUSE-2019-418) (Meltdown) (Spectre)

This update for xen to version 4.10.1 fixes several issues bsc1027519. These security issues were fixed : - CVE-2018-3639: Prevent attackers with local user access from extracting information via a side-channel analysis, aka Speculative Store Bypass SSB, Variant 4 bsc1092631. -...

Arbitrary File Read

openstack-nova is vulnerable to arbitrary file read attacks. The vulnerability exists as the libvirt driver in OpenStack Compute Nova before 2015.1.4 kilo and 12.0.x before 12.0.3 liberty, when using raw storage and usecowimages is set to false, allows remote authenticated users to read arbitrary...

Denial Of Service (DoS)

openstack-nova is vulnerable to denial of service DoS attacks. The vulnerability exists as OpenStack Compute Nova Folsom, Grizzly, and Havana does not properly verify the virtual size of a QCOW2 image, which allows local users to cause a denial of service host file system disk consumption via a...

Product update: Virtuozzo 7.0 Update 7 Hotfix 1 (7.0.7-445)

The Hotfix 1 for Virtuozzo 7.0 Update 7 provides stability and usability bug fixes. Vulnerability id: PSBM-82558 Container migration could sometimes fail due to a CRIU issue. Vulnerability id: PSBM-82711 'prlctl qemu-update' could fail due to unnamed dirty bitmaps. This could result in backups no...

Product update: Virtuozzo Automator 7.0 Update 2 Hotfix 4 (VA MN: 7.0.2-545, VA Agent: 7.0.2-278)

This hotfix for Virtuozzo Automator 7.0.2 provides new features as well as stability and usability bug fixes. Vulnerability id: PVA-35054 VM could not be shown in the Control Center. Vulnerability id: PVA-37072 XML API returned empty list of VM templates after restart of the prl-disp service...

USN-3449-1 nova vulnerabilities

George Shuklin discovered that OpenStack Nova incorrectly handled the migration process. A remote authenticated user could use this issue to consume resources, resulting in a denial of service. CVE-2015-3241 George Shuklin and Tushar Patil discovered that OpenStack Nova incorrectly handled deleti...

Travel to the dark of the door! Debugee in QEMU-vulnerability warning-the black bar safety net

I haven't to secure guest posting, just recently the contact vulnerability discovery, and have been reading some of the classic fuzzer source code, at the same time also began to contact the virtualization escape this piece of content, at this time happened to come across two very classic exploit...

Buffer overflow

Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service crash or possibly execute arbitrary code via a large 1 L1 table in the qcow2snapshotloadtmp in the QCOW 2 block driver block/qcow2-snapshot.c or 2 uncompressed chunk, 3 chunk length...

CVE-2014-0145

Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service crash or possibly execute arbitrary code via a large 1 L1 table in the qcow2snapshotloadtmp in the QCOW 2 block driver block/qcow2-snapshot.c or 2 uncompressed chunk, 3 chunk length...

DEBIAN-CVE-2014-0143

Multiple integer overflows in the block drivers in QEMU, possibly before 2.0.0, allow local users to cause a denial of service crash via a crafted catalog size in 1 the parallelsopen function in block/parallels.c or 2 bochsopen function in bochs.c, a large L1 table in the 3 qcow2snapshotloadtmp i...

DEBIAN-CVE-2014-0145

Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service crash or possibly execute arbitrary code via a large 1 L1 table in the qcow2snapshotloadtmp in the QCOW 2 block driver block/qcow2-snapshot.c or 2 uncompressed chunk, 3 chunk length...

CVE-2014-0145

CVE-2014-0145 affects QEMU before 1.7.2 and 2.x before 2.0.0, allowing local users to crash or potentially execute code via buffer overflows in QCOW2 snapshot handling (qcow2_snapshot_load_tmp) or in DMG block handling. Exploitation requires local access; impact is a denial of service and possibl...

CVE-2014-0146

CVE-2014-0146 affects QEMU’s QCOW2 block driver. The issue is a NULL pointer dereference in qcow2_open caused by faulty initialization of snapshot_offset and nb_snapshots, allowing local users to crash a guest VM. Affected: QEMU before 1.7.2 and 2.x before 2.0.0. Mitigation: upgrade to QEMU 1.7.2...

CVE-2014-0146

The qcow2open function in the block/qcow2.c in QEMU before 1.7.2 and 2.x before 2.0.0 allows local users to cause a denial of service NULL pointer dereference via a crafted image which causes an error, related to the initialization of the snapshotoffset and nbsnapshots fields...