CVE-2016-2053

Severity

47%

Complexity

34%

Confidentiality

115%

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.

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.

CVSS 3.0 Base Score 4.7. CVSS Attack Vector: local. CVSS Attack Complexity: high. CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVSS 2.0 Base Score 4.7. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:C).

Overview

First reported 8 years ago

2016-05-02 10:59:00

Last updated 6 years ago

2018-08-30 16:52:00

Affected Software

Linux Kernel

References

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

Vendor Advisory

openSUSE-SU-2016:1641

Mailing List, Third Party Advisory

SUSE-SU-2016:1672

Mailing List, Third Party Advisory

SUSE-SU-2016:1690

Mailing List, Third Party Advisory

SUSE-SU-2016:1937

Mailing List, Third Party Advisory

SUSE-SU-2016:1961

Mailing List, Third Party Advisory

SUSE-SU-2016:1985

Mailing List, Third Party Advisory

SUSE-SU-2016:1994

Mailing List, Third Party Advisory

SUSE-SU-2016:1995

Mailing List, Third Party Advisory

SUSE-SU-2016:2000

Mailing List, Third Party Advisory

SUSE-SU-2016:2001

Mailing List, Third Party Advisory

SUSE-SU-2016:2002

Mailing List, Third Party Advisory

SUSE-SU-2016:2003

Mailing List, Third Party Advisory

SUSE-SU-2016:2005

Mailing List, Third Party Advisory

SUSE-SU-2016:2006

Mailing List, Third Party Advisory

SUSE-SU-2016:2007

Mailing List, Third Party Advisory

SUSE-SU-2016:2009

Mailing List, Third Party Advisory

SUSE-SU-2016:2010

Mailing List, Third Party Advisory

SUSE-SU-2016:2011

Mailing List, Third Party Advisory

SUSE-SU-2016:2014

Mailing List, Third Party Advisory

SUSE-SU-2016:2105

Mailing List, Third Party Advisory

openSUSE-SU-2016:2184

Mailing List, Third Party Advisory

RHSA-2016:2574

Third Party Advisory

RHSA-2016:2584

Third Party Advisory

[oss-security] 20160125 Re: Linux kernel : Denial of service with specially crafted key file.

Mailing List, Third Party Advisory

1036763

Third Party Advisory, VDB Entry

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

Issue Tracking, Third Party Advisory

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

Patch, Vendor Advisory

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