Home/CVE/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 d
CVE

CVE-2014-0146

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 d

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 the initialization of the snapshot_offset and nb_snapshots fields.

MEDIUM · CVSS 5.5 EPSS 0.00114
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

2
qemu<= 1.7.1
qemuall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Aug 2017 · 03:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

10
suse-csafopenSUSE-SU-2024:10233-1
suse-csafSUSE-SU-2015:0870-1
suse-csafSUSE-SU-2015:0889-1
suse-csafSUSE-SU-2015:1152-1
usnUSN-2342-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.qemu.org/?p=qemu.git
http://rhn.redhat.com/errata/RHSA-2014-0420.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-0421.htmlThird Party Advisory
http://www.debian.org/security/2014/dsa-3044
http://www.openwall.com/lists/oss-security/2014/03/26/8Mailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1078232Issue TrackingThird Party Advisory
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