The firewire subsystem in the Linux kernel through 5.14.13 has a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandles bounds checking.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2843-1 linux security update
Debian DLA Debian DLA DLA-2941-1 linux-4.19 security update
Debian DSA Debian DSA DSA-5096-1 linux security update
Ubuntu USN Ubuntu USN USN-5165-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5207-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5265-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5266-1 Linux kernel (GKE) vulnerabilities
Ubuntu USN Ubuntu USN USN-5267-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5267-3 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5268-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5361-1 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: 2024-08-04T03:38:50.211Z

Reserved: 2021-10-20T00:00:00

Link: CVE-2021-42739

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-10-20T07:15:09.140

Modified: 2024-11-21T06:28:04.663

Link: CVE-2021-42739

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-04-20T00:00:00Z

Links: CVE-2021-42739 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses