CVE-2016-2053

4.7 MEDIUM

Published: May 02, 2016 Modified: May 06, 2026

Description

The asn1_ber_decoder function in lib/asn1_decoder.c in the Linux kernel before 4.3 allows attackers to cause a denial of service (panic) via an ASN.1 BER file that lacks a public key, leading to mishandling by the public_key_verify_signature function in crypto/asymmetric_keys/public_key.c.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f

Source: cve@mitre.org

Vendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html

Source: cve@mitre.org

Mailing List Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2574.html

Source: cve@mitre.org

Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2584.html

Source: cve@mitre.org

Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/01/25/4

Source: cve@mitre.org

Mailing List Third Party Advisory

http://www.securitytracker.com/id/1036763

Source: cve@mitre.org

Third Party Advisory VDB Entry

https://bugzilla.redhat.com/show_bug.cgi?id=1300237

Source: cve@mitre.org

Issue Tracking Third Party Advisory

https://github.com/torvalds/linux/commit/0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f

Source: cve@mitre.org

Patch Vendor Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2574.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2584.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/01/25/4

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

http://www.securitytracker.com/id/1036763

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://bugzilla.redhat.com/show_bug.cgi?id=1300237

Source: af854a3a-2127-422b-91ae-364da2661108

Issue Tracking Third Party Advisory

https://github.com/torvalds/linux/commit/0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Vendor Advisory

56 reference(s) from NVD

Quick Stats

CVSS v3 Score

4.7 / 10.0

EPSS (Exploit Probability)

0.1%

20th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-310

Affected Vendors

linux

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