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ubuntucveUbuntu.comUB:CVE-2020-25741
HistoryOct 02, 2020 - 12:00 a.m.

CVE-2020-25741

2020-10-0200:00:00
ubuntu.com
ubuntu.com
8

2.1 Low

CVSS2

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

3.2 Low

CVSS3

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

3.9 Low

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.5%

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.

Notes

Author Note
mdeslaur as of 2023-11-30, the proposed patch has not been commited upstream

2.1 Low

CVSS2

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

3.2 Low

CVSS3

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

3.9 Low

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.5%