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ubuntucveUbuntu.comUB:CVE-2020-8003
HistoryJan 27, 2020 - 12:00 a.m.

CVE-2020-8003

2020-01-2700:00:00
ubuntu.com
ubuntu.com
12

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

14.2%

A double-free vulnerability in vrend_renderer.c in virglrenderer through
0.8.1 allows attackers to cause a denial of service by triggering texture
allocation failure, because vrend_renderer_resource_allocated_texture is
not an appropriate place for a free.

Bugs

Notes

Author Note
mdeslaur looks like the double-free was introduced here: https://gitlab.freedesktop.org/virgl/virglrenderer/-/commit/0d9a2c88dc3a70023541b3260b9f00c982abda16

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

14.2%