kernel security, bug fix, and enhancement update

3.10.0-514.6.10.0.1.el7 - ipc ipc/sem.c: bugfix for semctl,,GETZCNT Manfred Spraul orabug 22552377 - Oracle Linux certificates Alexey Petrenko - Oracle Linux RHCK Module Signing Key was compiled into kernel [email protected] - Update x509.genkey bug 24817676...

kernel security update

3.10.0-514.6.2.OL7 - Oracle Linux certificates Alexey Petrenko - Oracle Linux RHCK Module Signing Key was compiled into kernel [email protected] - Update x509.genkey bug 24817676 3.10.0-514.6.2 - net dccp: fix freeing skb too early for IPV6RECVPKTINFO Hannes Frederic...

UBUNTU-CVE-2017-5334

Double free vulnerability in the gnutlsx509extimportproxy function in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via crafted policy language information in an X.509 certificate with a Proxy Certificate Information extension...

CVE-2016-6890

Heap-based buffer overflow in MatrixSSL before 3.8.6 allows remote attackers to execute arbitrary code via a crafted Subject Alt Name in an X.509 certificate...

CVE-2016-6474

A vulnerability in the implementation of X.509 Version 3 for SSH authentication functionality in Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to bypass authentication on an affected system. More Information: CSCuv89417. Known Affected Releases: 15.52.25T. Known...

Red Hat OpenShift Enterprise Security Bypass Vulnerability

Red Hat OpenShift is a Platform-as-a-Service PaaS cloud computing platform from Red Hat, Inc. that builds, tests, deploys, and runs applications.OpenShift Enterprise is an open source version of the private cloud. A security vulnerability exists in Red Hat OpenShift Enterprise that stems from the...

Update request kernel-linus-4.4.26-1 fixes security issues

This update is based on the upstream 4.4.26 kernel and fixes at least these security issues: An issue with ASN.1 DER decoder was reported that could lead to memory corruptions, possible privilege escalation, or complete local denial of service via x509 certificate DER files CVE-2016-0758...

kernel: Kernel panic and system lockup by triggering BUG_ON() in public_key_verify_signature()

A syntax vulnerability was discovered in the kernel's ASN1.1 DER decoder, which could lead to memory corruption or a complete local denial of service through x509 certificate DER files. A local system user could use a specially created key file to trigger BUGON in the publickeyverifysignature...

3: API server does not validate client-provided intermediate certificates correctly

It was found that Kubernetes did not correctly validate X.509 client intermediate certificate host name fields. An attacker could use this flaw to bypass authentication requirements by using a specially crafted X.509 certificate...

Internet Bug Bounty: Double-free in X509 parsing

Note: OpenSSL decided not to assign a CVE, so I'm submitting this for reputation points. See: https://github.com/openssl/openssl/commit/6dcba070a94b1ead92f3e327cf207a0b7db6596f https://github.com/guidovranken/openssl-x509-vulnerabilities...

DEBIAN-CVE-2016-7099

The tls.checkServerIdentity function in Node.js 0.10.x before 0.10.47, 0.12.x before 0.12.16, 4.x before 4.6.0, and 6.x before 6.7.0 does not properly handle wildcards in name fields of X.509 certificates, which allows man-in-the-middle attackers to spoof servers via a crafted certificate...

ALPINE-CVE-2016-7052

crypto/x509/x509vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service NULL pointer dereference and application crash by triggering a CRL operation...

CVE-2016-7052: NULL Pointer Dereference

crypto/x509/x509vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service NULL pointer dereference and application crash by triggering a CRL operation...

httpd: X509 client certificate authentication bypass using HTTP/2

A flaw was found in the way httpd performed client authentication using X.509 client certificates. When the HTTP/2 protocol was enabled, a remote attacker could use this flaw to access resources protected by certificate authentication without providing a valid client certificate...

FreeBSD : apache24 -- X509 Client certificate based authentication can be bypassed when HTTP/2 is used (e9d1e040-42c9-11e6-9608-20cf30e32f6d)

Apache Software Foundation reports : The Apache HTTPD web server from 2.4.18-2.4.20 did not validate a X509 client certificate correctly when experimental module for the HTTP/2 protocol is used to access a resource. The net result is that a resource that should require a valid client certificate ...

The vulnerability of the SeaMonkey software allows a malicious actor to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability exists in the NSS Network Security Services library of Mozilla, applicable to Mozilla Firefox, Mozilla Firefox ESR, Mozilla Thunderbird, Mozilla SeaMonkey, Google Chrome, and Google Chrome OS. It stems from improper handling of ASN.1 values in X.509 certificates. Exploiting this...

apache24 -- X509 Client certificate based authentication can be bypassed when HTTP/2 is used

Apache Software Foundation reports: The Apache HTTPD web server from 2.4.18-2.4.20 did not validate a X509 client certificate correctly when experimental module for the HTTP/2 protocol is used to access a resource. The net result is that a resource that should require a valid client certificate i...

HPSBHF3548 rev.2 - Linux Kernel Flaw, ASN.1 DER decoder for x509 certificate DER files

Potential Security Impact System downtime, or privilege escalation. Source:HP, HP Product Security Response Team PSRT Reported by: HP VULNERABILITY SUMMARY A flaw was found in the way the Linux kernel's ASN.1 DER decoder processed certain certificate files with tags of indefinite length. A local,...

OpenSSL EBCDIC Out-of-Bounds Read Vulnerability

OpenSSL is a general-purpose open source cryptographic library that implements Secure Sockets Layer and Secure Transport Layer protocols and can support a variety of cryptographic algorithms, including symmetric ciphers, hashing algorithms, secure hashing algorithms, and so on. An out-of-bounds...

Vulnerability in OpenSSL - Memory corruption in the ASN.1 encoder

This issue affected versions of OpenSSL prior to April 2015. The bug causing the vulnerability was fixed on April 18th 2015, and released as part of the June 11th 2015 security releases. The security impact of the bug was not known at the time. In previous versions of OpenSSL, ASN.1 encoding the...