Red Hat Security AdvisoryRHSA-2014:0674
rhev-hypervisor6 3.4.0 security, bug fix, and enhancement update
Released 2014-06-09 · Red Hat rating Moderate · View on Red Hat →
Fixes 18 records
Priority MEDIUM 41
Heap-based buffer overflow in the virtio_load function in hw/virtio/virtio.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted config length in a savevm image.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.05412 · Published 2014-11-04 · Partial fix CWE-119
Priority MEDIUM 41
The virtio_scsi_load_request function in hw/scsi/scsi-bus.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted savevm image, which triggers an out-of-bounds array access.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.0495 · Published 2014-11-04 · Partial fix CWE-119
Priority MEDIUM 41
The virtio_load function in virtio/virtio.c in QEMU 1.x before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image, which triggers an out-of-bounds write.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.0513 · Published 2014-11-04 · Partial fix CWE-94
Priority MEDIUM 41
Integer signedness error in the virtio_net_load function in hw/net/virtio-net.c in QEMU 1.x before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image, which triggers a buffer overflow.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.04944 · Published 2014-11-04 · Fixed CWE-189
Priority MEDIUM 40
The usb_device_post_load function in hw/usb/bus.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted savevm image, related to a negative setup_len or setup_index value.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.03975 · Published 2014-11-04 · Partial fix CWE-119
Priority MEDIUM 40
The virtqueue_map_sg function in hw/virtio/virtio.c in QEMU before 1.7.2 allows remote attackers to execute arbitrary files via a crafted savevm image, related to virtio-block or virtio-serial read.
CVSS 3.1HIGH 8.8· Local · Low privileges · No interaction · EPSS 0.00957 · Published 2020-02-11 · Partial fix · 1.7.2 CWE-20
Priority LOW 39
QEMU before 2.0.0 block drivers for CLOOP, QCOW2 version 2 and various other image formats are vulnerable to potential memory corruptions, integer/buffer overflows or crash caused by missing input validations which could…
CVSS 3.1HIGH 8.6· Local · No auth · User interaction · EPSS 0.0101 · Published 2020-02-11 · Partial fix CWE-20
Priority LOW 39
Array index error in the virtio_load function in hw/virtio/virtio.c in QEMU before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.03871 · Published 2014-11-04 · Partial fix CWE-94
Priority LOW 35
hw/usb/bus.c in QEMU 1.6.2 allows remote attackers to execute arbitrary code via crafted savevm data, which triggers a heap-based buffer overflow, related to "USB post load checks."
CVSS 2.0MEDIUM 6.8· Network · No auth · Interaction — · EPSS 0.02696 · Published 2014-11-04 · Partial fix CWE-119
Priority LOW 35
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 qcow2_snapshot_load_tmp in th…
CVSS 3.0HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00508 · Published 2017-08-10 · Partial fix CWE-119
Priority LOW 34
An user able to alter the savevm data (either on the disk or over the wire during migration) could use this flaw to to corrupt QEMU process memory on the (destination) host, which could potentially result in arbitrary co…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00298 · Published 2021-05-28 · Partial fix CWE-269
Priority LOW 32
Off-by-one error in the cmd_smart function in the smart self test in hw/ide/core.c in QEMU before 2.0 allows local users to have unspecified impact via a SMART EXECUTE OFFLINE command that triggers a buffer underflow and…
CVSS 2.0HIGH 7.2· Local · No auth · Interaction — · EPSS 0.00383 · Published 2014-04-23 · Partial fix CWE-189
Priority LOW 31
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 parallels_open function in block/parallels.c or…
CVSS 3.0HIGH 7.0· Local · Low privileges · No interaction · EPSS 0.00402 · Published 2017-08-10 · Partial fix CWE-190
Priority LOW 28
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 snaps…
CVSS 3.1MEDIUM 6.2· Local · No auth · No interaction · EPSS 0.00329 · Published 2020-02-11 · Partial fix · 1.6.2 CWE-190
Priority LOW 25
Qemu before 2.0 block driver for Hyper-V VHDX Images is vulnerable to infinite loops and other potential issues when calculating BAT entries, due to missing bounds checks for block_size and logical_sector_size variables.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00304 · Published 2020-02-11 · Partial fix · 2.0 CWE-835
Priority LOW 25
The qcow2_open 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 th…
CVSS 3.0MEDIUM 5.5· Local · No auth · User interaction · EPSS 0.00406 · Published 2017-08-10 · Partial fix CWE-476
Priority LOW 25
QEMU, possibly before 2.0.0, allows local users to cause a denial of service (divide-by-zero error and crash) via a zero value in the (1) tracks field to the seek_to_sector function in block/parallels.c or (2) extent_siz…
CVSS 3.0MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00382 · Published 2017-08-10 · Partial fix CWE-369
Priority LOW 24
Integer overflow in the virtio_net_handle_mac function in hw/net/virtio-net.c in QEMU 2.0 and earlier allows local guest users to execute arbitrary code via a MAC addresses table update request, which triggers a heap-bas…
CVSS 2.0MEDIUM 4.9· Adjacent network · Low privileges · Interaction — · EPSS 0.00705 · Published 2014-04-18 · Partial fix CWE-189