CVE-2020-8649

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-8649
There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the vgacon_invert_region function in drivers/video/console/vgacon.c.

5.9 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.7 / Impact : 5.2

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

3.6 /10

CVSS v2.0 : LOW

V2 Legend

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

Exploitability : 3.9 / Impact : 4.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=206357 Exploit Issue Tracking Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=206357 Exploit Issue Tracking Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
History

21 Nov 2024, 05:39

Type Values Removed Values Added
References () http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html - Third Party Advisory () http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html - Third Party Advisory
References () https://bugzilla.kernel.org/show_bug.cgi?id=206357 - Exploit, Issue Tracking, Vendor Advisory () https://bugzilla.kernel.org/show_bug.cgi?id=206357 - Exploit, Issue Tracking, Vendor Advisory
References () https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html - Mailing List, Third Party Advisory
References () https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html - Mailing List, Third Party Advisory
References () https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html - Mailing List, Third Party Advisory
References () https://www.debian.org/security/2020/dsa-4698 - Third Party Advisory () https://www.debian.org/security/2020/dsa-4698 - Third Party Advisory

30 Dec 2021, 20:44

Type Values Removed Values Added
CPE cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
References (MLIST) https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html - (MLIST) https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html - Mailing List, Third Party Advisory
References (DEBIAN) https://www.debian.org/security/2020/dsa-4698 - (DEBIAN) https://www.debian.org/security/2020/dsa-4698 - Third Party Advisory
References (MLIST) https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html - (MLIST) https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html - Mailing List, Third Party Advisory
References (MLIST) https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html - (MLIST) https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html - Mailing List, Third Party Advisory
Information

Published : 2020-02-06 01:15

Updated : 2024-11-21 05:39

NVD link : CVE-2020-8649

Mitre link : CVE-2020-8649

CVE.ORG link : CVE-2020-8649

JSON object : View

Products Affected

debian

  • debian_linux

linux

  • linux_kernel

opensuse

  • leap
CWE
CWE-416

Use After Free