CVE-2020-25741

fdctrl_write_data in hw/block/fdc.c in QEMU 5.0.0 has a NULL pointer dereference via a NULL block pointer for the current drive.

CVSS v3.0 3.2 LOW
CVSS v2.0 2.1 LOW

3.2^/10

CVSS v3.0 : LOW

Vector :

Exploitability : 1.5 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope CHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05295.html	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/09/29/1	Mailing List Third Party Advisory
https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Ffdc_nullptr1	Third Party Advisory
https://security.netapp.com/advisory/ntap-20201009-0005/	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:5.0.0:-:*:*:*:*:*:*

Information

Published : 2020-10-02 02:15

Updated : 2020-10-14 07:27

NVD link : CVE-2020-25741

Mitre link : CVE-2020-25741

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

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Products Affected

qemu

qemu

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