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WordPress 4.9.5 Security and Maintenance Release

2018-04-04 KENNETH 0

WordPress 4.9.5 Security and Maintenance Release WordPress 4.9.5 is now available. This is a security and maintenance release for all versions since WordPress 3.7. We strongly encourage you to update your sites immediately. WordPress versions 4.9.4 and earlier are affected by three security issues. As part of the core team's ongoing commitment to security hardening, the following fixes have been implemented in 4.9.5: Don't treat localhost as same host by default. Use safe redirects when redirecting the login page if SSL is forced. Make sure the version string is correctly escaped for use in generator tags. Thank you to the reporters of these issues for practicing coordinated security disclosure: xknown of the WordPress Security Team, Nitin Venkatesh (nitstorm), and Garth Mortensen of the WordPress Security Team. Twenty-five other bugs were fixed in WordPress 4.9.5. Particularly of note were: The previous styles on [ more… ]

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USN-3617-2: Linux (HWE) vulnerabilities

2018-04-04 KENNETH 0

USN-3617-2: Linux (HWE) vulnerabilities linux-hwe, linux-gcp, linux-oem vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 16.04 LTS Summary Several security issues were fixed in the Linux kernel. Software Description linux-gcp – Linux kernel for Google Cloud Platform (GCP) systems linux-hwe – Linux hardware enablement (HWE) kernel linux-oem – Linux kernel for OEM processors Details USN-3617-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement (HWE) kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. It was discovered that a race condition leading to a use-after-free vulnerability existed in the ALSA PCM subsystem of the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2017-0861) It was discovered that the KVM implementation in the [ more… ]

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USN-3617-1: Linux kernel vulnerabilities

2018-04-04 KENNETH 0

USN-3617-1: Linux kernel vulnerabilities linux vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Summary Several security issues were fixed in the Linux kernel. Software Description linux – Linux kernel Details It was discovered that a race condition leading to a use-after-free vulnerability existed in the ALSA PCM subsystem of the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2017-0861) It was discovered that the KVM implementation in the Linux kernel allowed passthrough of the diagnostic I/O port 0x80. An attacker in a guest VM could use this to cause a denial of service (system crash) in the host OS. (CVE-2017-1000407) It was discovered that a use-after-free vulnerability existed in the network namespaces implementation in the Linux kernel. A local attacker could [ more… ]

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USN-3616-1: Python Crypto vulnerability

2018-04-04 KENNETH 0

USN-3616-1: Python Crypto vulnerability python-crypto vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Python Crypto could expose sensitive information. Software Description python-crypto – cryptographic algorithms and protocols for Python Details It was discovered that Python Crypto incorrectly generated ElGamal key parameters. A remote attacker could possibly use this issue to obtain sensitive information. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10 python-crypto – 2.6.1-7ubuntu0.1 python3-crypto – 2.6.1-7ubuntu0.1 Ubuntu 16.04 LTS python-crypto – 2.6.1-6ubuntu0.16.04.3 python3-crypto – 2.6.1-6ubuntu0.16.04.3 Ubuntu 14.04 LTS python-crypto – 2.6.1-4ubuntu0.3 python3-crypto – 2.6.1-4ubuntu0.3 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all the necessary changes. References CVE-2018-6594 Source: USN-3616-1: Python Crypto vulnerability