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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2014-0147
HistorySep 29, 2022 - 3:15 a.m.

CVE-2014-0147

2022-09-2903:15:11
Debian Security Bug Tracker
security-tracker.debian.org
13
qemu
block driver
disk image formats
bochs
qcow version 2
logic error
snapshot
update_refcount
security vulnerability

6.2 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

48.6%

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 update_refcount() routine.

OSVersionArchitecturePackageVersionFilename
Debian12allqemu<Β 2.0.0+dfsg-1qemu_2.0.0+dfsg-1_all.deb
Debian11allqemu<Β 2.0.0+dfsg-1qemu_2.0.0+dfsg-1_all.deb
Debian999allqemu<Β 2.0.0+dfsg-1qemu_2.0.0+dfsg-1_all.deb
Debian13allqemu<Β 2.0.0+dfsg-1qemu_2.0.0+dfsg-1_all.deb

6.2 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

48.6%