CVE-2016-2053

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html
• https://bugzilla.redhat.com/show_bug.cgi?id=1300237
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html
• http://www.openwall.com/lists/oss-security/2016/01/25/4
• https://github.com/torvalds/linux/commit/0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f
• http://rhn.redhat.com/errata/RHSA-2016-2584.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html
• http://rhn.redhat.com/errata/RHSA-2016-2574.html
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
• http://www.securitytracker.com/id/1036763
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

References

• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html
• https://bugzilla.redhat.com/show_bug.cgi?id=1300237
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html
• http://www.openwall.com/lists/oss-security/2016/01/25/4
• https://github.com/torvalds/linux/commit/0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f
• http://rhn.redhat.com/errata/RHSA-2016-2584.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html
• http://rhn.redhat.com/errata/RHSA-2016-2574.html
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
• http://www.securitytracker.com/id/1036763
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

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