CVE-2022-41218

kernel: Report vmalloc UAF in dvb-core/dmxdev

Published Sep 21, 2022 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3349-1 linux-5.10 security update
Debian DLA Debian DLA DLA-3403-1 linux security update
Debian DSA Debian DSA DSA-5324-1 linux security update
EUVD EUVD EUVD-2022-44459 In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.
Ubuntu USN Ubuntu USN USN-5915-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5917-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5924-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-5927-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-5934-1 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5939-1 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-5940-1 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5951-1 Linux kernel (IBM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5975-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5981-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5982-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5984-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5987-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5991-1 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-6000-1 Linux kernel (BlueField) vulnerabilities
Ubuntu USN Ubuntu USN USN-6001-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6004-1 Linux kernel (Intel IoTG) vulnerabilities
Ubuntu USN Ubuntu USN USN-6009-1 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-6013-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6014-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6024-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6030-1 Linux kernel (Qualcomm Snapdragon) vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Oct 14, 2026, 6:06 PM
Reserved
Sep 21, 2022, 12:00 AM
Status
Modified
Published
Sep 21, 2022, 7:15 AM
Modified
Oct 14, 2026, 6:17 PM
Severity
Moderate
Public date
Sep 23, 2022, 8:00 AM