CVE & CISA-KEV Catalog

CVE-2016-4568

HIGH

7.8

CVSS v3

Description

drivers/media/v4l2-core/videobuf2-v4l2.c in the Linux kernel before 4.5.3 allows local users to cause a denial of service (kernel memory write operation) or possibly have unspecified other impact via a crafted number of planes in a VIDIOC_DQBUF ioctl call.

CWE-119Buffer Overflow

How to fix

Remediation Available

linuxDebian

Fixed in:4.5.3-1CVE-2016-4568

Fixed in:4.5.3-1CVE-2016-4568

Fixed in:4.5.3-1CVE-2016-4568

Fixed in:4.5.3-1CVE-2016-4568

linuxUbuntu

Fixed in:4.4.0-57.78USN-3161-1

linux-image-4.4.0-1038-raspi2Ubuntu

Fixed in:4.4.0-1038.45USN-3161-3

linux-image-4.4.0-1042-snapdragonUbuntu

Fixed in:4.4.0-1042.46USN-3161-4

linux-image-4.4.0-57-genericUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

Fixed in:4.4.0-57.78USN-3161-1

linux-image-4.4.0-57-generic-lpaeUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

Fixed in:4.4.0-57.78USN-3161-1

linux-image-4.4.0-57-lowlatencyUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

Fixed in:4.4.0-57.78USN-3161-1

linux-image-4.4.0-57-powerpc-e500mcUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

Fixed in:4.4.0-57.78USN-3161-1

linux-image-4.4.0-57-powerpc-smpUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

Fixed in:4.4.0-57.78USN-3161-1

linux-image-4.4.0-57-powerpc64-embUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

Fixed in:4.4.0-57.78USN-3161-1

linux-image-4.4.0-57-powerpc64-smpUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

Fixed in:4.4.0-57.78USN-3161-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-57.78~14.04.1USN-3161-2

linux-raspi2Ubuntu

Fixed in:4.4.0-1038.45USN-3161-3

linux-snapdragonUbuntu

Fixed in:4.4.0-1042.46USN-3161-4

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.36%probability of exploitation in 30 days

28thpercentile

Low risk: more likely to be exploited than 28% of all known CVEs.

References

Vendor Advisory3

Third-Party Advisory1

openwall.com

Issue Tracking1

bugzilla.redhat.com

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.