CVE-2020-25741

2020-10-0209:15:13

Alpine Linux Development Team

security.alpinelinux.org

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

3.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

Confidence

High

EPSS

Percentile

15.5%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchqemu< 5.1.0-r1UNKNOWN
Alpine3.16-communitynoarchqemu< 5.1.0-r1UNKNOWN
Alpine3.17-communitynoarchqemu< 5.1.0-r1UNKNOWN
Alpine3.18-communitynoarchqemu< 5.1.0-r1UNKNOWN
Alpine3.19-communitynoarchqemu< 5.1.0-r1UNKNOWN
Alpine3.20-communitynoarchqemu< 5.1.0-r1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	qemu	< 5.1.0-r1	UNKNOWN
Alpine	3.16-community	noarch	qemu	< 5.1.0-r1	UNKNOWN
Alpine	3.17-community	noarch	qemu	< 5.1.0-r1	UNKNOWN
Alpine	3.18-community	noarch	qemu	< 5.1.0-r1	UNKNOWN
Alpine	3.19-community	noarch	qemu	< 5.1.0-r1	UNKNOWN
Alpine	3.20-community	noarch	qemu	< 5.1.0-r1	UNKNOWN