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

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2785-1 linux-4.19 security update
Debian DLA Debian DLA DLA-2843-1 linux security update
Debian DSA Debian DSA DSA-4978-1 linux security update
Ubuntu USN Ubuntu USN USN-5073-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5073-2 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-5073-3 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5091-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5091-2 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5092-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5092-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5096-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5106-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5343-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T01:37:16.213Z

Reserved: 2021-08-07T00:00:00

Link: CVE-2021-38160

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-08-07T04:15:06.967

Modified: 2025-05-05T14:12:40.937

Link: CVE-2021-38160

cve-icon Redhat

Severity :

Publid Date: 2021-07-03T00:00:00Z

Links: CVE-2021-38160 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses