CVE-2021-38160

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-38160
In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size. NOTE: the vendor indicates that the cited data corruption is not a vulnerability in any existing use case; the length validation was added solely for robustness in the face of anomalous host OS behavior

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://access.redhat.com/security/cve/cve-2021-38160 Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4 Release Notes Vendor Advisory
https://github.com/torvalds/linux/commit/d00d8da5869a2608e97cfede094dfc5e11462a46 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210902-0010/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4978 Third Party Advisory
https://access.redhat.com/security/cve/cve-2021-38160 Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4 Release Notes Vendor Advisory
https://github.com/torvalds/linux/commit/d00d8da5869a2608e97cfede094dfc5e11462a46 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210902-0010/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4978 Third Party Advisory
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

AND
cpe:2.3:o:netapp:hci_bootstrap_os:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*

Configuration 5 (hide)

OR cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
History

21 Nov 2024, 06:16

Type Values Removed Values Added
References () https://access.redhat.com/security/cve/cve-2021-38160 - Third Party Advisory () https://access.redhat.com/security/cve/cve-2021-38160 - Third Party Advisory
References () https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4 - Release Notes, Vendor Advisory () https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4 - Release Notes, Vendor Advisory
References () https://github.com/torvalds/linux/commit/d00d8da5869a2608e97cfede094dfc5e11462a46 - Patch, Third Party Advisory () https://github.com/torvalds/linux/commit/d00d8da5869a2608e97cfede094dfc5e11462a46 - Patch, Third Party Advisory
References () https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html - Third Party Advisory () https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html - Third Party Advisory
References () https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html - Mailing List, Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20210902-0010/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20210902-0010/ - Third Party Advisory
References () https://www.debian.org/security/2021/dsa-4978 - Third Party Advisory () https://www.debian.org/security/2021/dsa-4978 - Third Party Advisory

07 Nov 2023, 03:37

Type Values Removed Values Added
Summary ** DISPUTED ** In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size. NOTE: the vendor indicates that the cited data corruption is not a vulnerability in any existing use case; the length validation was added solely for robustness in the face of anomalous host OS behavior. In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size. NOTE: the vendor indicates that the cited data corruption is not a vulnerability in any existing use case; the length validation was added solely for robustness in the face of anomalous host OS behavior
Information

Published : 2021-08-07 04:15

Updated : 2024-11-21 06:16

NVD link : CVE-2021-38160

Mitre link : CVE-2021-38160

CVE.ORG link : CVE-2021-38160

JSON object : View

Products Affected

debian

  • debian_linux

netapp

  • solidfire
  • element_software
  • hci_management_node
  • hci_storage_node
  • hci_compute_node
  • hci_bootstrap_os

redhat

  • enterprise_linux

linux

  • linux_kernel
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')