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CVE-2016-2053

Good to know:

Date: May 2, 2016

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.

Language: C

Severity Score

4.7

Related Resources (33)

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

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-2053

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-2053

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

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

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

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

Url: https://access.redhat.com/security/cve/CVE-2016-2053

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

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

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

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

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

Url: https://security-tracker.debian.org/tracker/CVE-2016-2053

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Url: https://www.mend.io/vulnerability-database/CVE-2016-2053

Severity Score

4.7

Weakness Type (CWE)

Cryptographic Issues

CWE-310

Top Fix

Upgrade Version

Upgrade to version 4.3

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CVSS v3.1

Base Score:	4.7
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.7
Access Vector (AV):	LOCAL
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	COMPLETE
Additional information:

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CVE-2016-2053

Good to know:

Date: May 2, 2016

Language: C

Severity Score

Related Resources (33)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

CVSS v2

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