CVE-2021-38198

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-38198
arch/x86/kvm/mmu/paging_tmpl.h in the Linux kernel before 5.12.11 incorrectly computes the access permissions of a shadow page, leading to a missing guest protection page fault.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

2.1 /10

CVSS v2.0 : LOW

V2 Legend

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://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.11 Mailing List Patch Vendor Advisory
https://github.com/torvalds/linux/commit/b1bd5cba3306691c771d558e94baa73e8b0b96b7 Exploit Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List Third Party Advisory
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

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

04 Jan 2022, 16:38

Type Values Removed Values Added
References (MLIST) https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html - (MLIST) https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html - Mailing List, Third Party Advisory

17 Dec 2021, 01:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html -

11 Nov 2021, 03:29

Type Values Removed Values Added
CPE cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
References (MLIST) https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html - (MLIST) https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html - Mailing List, Third Party Advisory

16 Oct 2021, 01:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html -

13 Aug 2021, 20:08

Type Values Removed Values Added
References (MISC) https://github.com/torvalds/linux/commit/b1bd5cba3306691c771d558e94baa73e8b0b96b7 - (MISC) https://github.com/torvalds/linux/commit/b1bd5cba3306691c771d558e94baa73e8b0b96b7 - Exploit, Patch, Third Party Advisory
References (MISC) https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.11 - (MISC) https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.11 - Mailing List, Patch, Vendor Advisory
CWE NVD-CWE-noinfo
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 2.1
v3 : 5.5

08 Aug 2021, 20:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-08 20:15

Updated : 2024-02-04 21:47

NVD link : CVE-2021-38198

Mitre link : CVE-2021-38198

CVE.ORG link : CVE-2021-38198

JSON object : View

Products Affected

debian

  • debian_linux

linux

  • linux_kernel
CWE
NVD-CWE-noinfo