CVE-2016-10147

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Summary

CVECVE-2016-10147
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-01-18 21:59:00 UTC
Updated2025-04-20 01:37:25 UTC
Descriptioncrypto/mcryptd.c in the Linux kernel before 4.8.15 allows local users to cause a denial of service (NULL pointer dereference and system crash) by using an AF_ALG socket with an incompatible algorithm, as demonstrated by mcryptd(md5).

Risk And Classification

Primary CVSS: v3.0 5.5 MEDIUM from [email protected]

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem Types: CWE-476 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary5.5MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
'Crash in crypto mcryptd' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Third Party Advisory
Bug 1404200 – CVE-2016-10147 kernel: Kernel crash by spawning mcrypt(alg) with incompatible algorithm af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Issue Tracking, Patch, Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.15 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Release Notes, Vendor Advisory
crypto: mcryptd - Check mcryptd algorithm compatibility · torvalds/linux@48a9927 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch, Third Party Advisory
Linux Kernel 'crypto/mcryptd.c' Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
oss-security - CVE request -- linux kernel: crash by spawning mcrypt(alg) with incompatible algorithm af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
CVE-2016-10147 - Red Hat Customer Portal MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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