CVE-2016-2053

CVE Details

Release Date:	2016-01-25
Impact:	Moderate	What is this?

Description

The asn1_ber_decoder function in lib/asn1_decoder.c in the Linuxkernel 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.

See more information about CVE-2016-2053 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	4.6
Vector String:	AV:L/AC:L/Au:S/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	Single
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (dtrace-modules-3.8.13-118.14.2.el6uek)	ELSA-2016-3645	2016-11-20
Oracle Linux version 6 (dtrace-modules-4.1.12-61.1.19.el6uek)	ELSA-2016-3644	2016-11-20
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3644	2016-11-20
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3645	2016-11-20
Oracle Linux version 7 (dtrace-modules-3.8.13-118.14.2.el7uek)	ELSA-2016-3645	2016-11-20
Oracle Linux version 7 (dtrace-modules-4.1.12-61.1.19.el7uek)	ELSA-2016-3644	2016-11-20
Oracle Linux version 7 (kernel)	ELSA-2016-2574	2016-11-09
Oracle Linux version 7 (kernel-uek)	ELSA-2016-3644	2016-11-20
Oracle Linux version 7 (kernel-uek)	ELSA-2016-3645	2016-11-20
Oracle VM version 3.3 (kernel-uek)	OVMSA-2016-0163	2016-11-21
Oracle VM version 3.4 (kernel-uek)	OVMSA-2016-0162	2016-11-21