USN-4135-2 linux, linux-aws, linux-azure, linux-lts-trusty, linux-lts-xenial vulnerabilities

Peter Pi discovered a buffer overflow in the virtio network backend vhostnet implementation in the Linux kernel. An attacker in a guest may be able to use this to cause a denial of service host OS crash or possibly execute arbitrary code in the host OS. CVE-2019-14835 It was discovered that the...

USN-3980-2 linux-hwe, linux-azure vulnerabilities

USN-3980-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.10 for Ubuntu 18.04 LTS. Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andre...

Critical RCE Flaw in Linux APT Allows Remote Attackers to Hack Systems

Just in time… Some cybersecurity experts this week arguing over Twitter in favor of not using HTTPS and suggesting software developers to only rely on signature-based package verification, just because APT on Linux also does the same. Ironically, a security researcher just today revealed details ...

Researchers Blame ‘Monolithic’ Linux Code Base for Critical Vulnerabilities

In an exhaustive study of critical Linux vulnerabilities, a team of academic and government-backed researchers claim to have proven that almost all flaws could be mitigated to less than critical severity – and that 40 percent could be completely eliminated – with an OS design based on a verified...

Ubuntu 17.10 : linux vulnerabilities (USN-3617-1)

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...

MGASA-2018-0126 Updated kernel-tmb packages fix security vulnerabilities

This kernel-tmb update is based on the upstream 4.14.18 and adds some support for mitigating Spectre, variant 1 CVE-2017-5753 and as it is built with the retpoline-aware gcc-5.5.0-1.mga6, it now provides full retpoline mitigation for Spectre, variant 2 CVE-2017-5715. The BPF interpreter has been...

USN-3509-4 linux-lts-xenial, linux-aws regression

USN-3509-2 fixed vulnerabilities in the Linux Hardware Enablement kernel for Ubuntu 14.04 LTS. Unfortunately, it also introduced a regression that prevented the Ceph network filesystem from being used. This update fixes the problem. We apologize for the inconvenience. Original advisory details:...

Ubuntu 17.04 : linux, linux-raspi2 vulnerabilities (USN-3508-1) (Dirty COW)

Mohamed Ghannam discovered that a use-after-free vulnerability existed in the Netlink subsystem XFRM in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2017-16939 It was discovered that the Linux kernel did not...

Ubuntu 17.04 : linux, linux-raspi2 vulnerabilities (USN-3358-1)

It was discovered that the Linux kernel did not properly initialize a Wake- on-Lan data structure. A local attacker could use this to expose sensitive information kernel memory. CVE-2014-9900 Alexander Potapenko discovered a race condition in the Advanced Linux Sound Architecture ALSA subsystem i...

Why you can’t update it all at once?

It’s the second part of our talk with Daniil Svetlov at his radio show “Safe Environment” recorded 29.03.2017. In this part we talk about vulnerabilities in Linux and proprietary software, problems of patch an vulnerability management, and mention some related compliance requirements. Video with...

SUSE-SU-2017:0553-1 Security update for util-linux

This update for util-linux fixes a number of bugs and two security issues. The following security bugs were fixed: - CVE-2016-5011: Infinite loop DoS in libblkid while parsing DOS partition bsc988361 - CVE-2017-2616: In su with PAM support it was possible for local users to send SIGKILL to select...

Ubuntu 16.10 : linux vulnerabilities (USN-3162-1)

CAI Qian discovered that shared bind mounts in a mount namespace exponentially added entries without restriction to the Linux kernel's mount table. A local attacker could use this to cause a denial of service system crash. CVE-2016-6213 It was discovered that the KVM implementation for x86/x8664 ...

The “elegance”of Linux vulnerabilities: rare ways to bypass the ASLR and DEP protection mechanisms-vulnerability warning-the black bar safety net

! The recent foreign researchers published a exp code in the finished patch to the Fedora and other Linux system on the drive-by attacks, in order to install keyloggers, backdoors and other malicious software. This exp is for the GStreamer framework in a memory-corruption vulnerability that...

Ubuntu 12.04 LTS : linux vulnerabilities (USN-3126-1)

Ondrej Kozina discovered that the keyring interface in the Linux kernel contained a buffer overflow when displaying timeout events via the /proc/keys interface. A local attacker could use this to cause a denial of service system crash. CVE-2016-7042 Dmitry Vyukov discovered a use-after-free...

Ubuntu 12.04 LTS : linux vulnerabilities (USN-3097-1)

Marco Grassi discovered a use-after-free condition could occur in the TCP retransmit queue handling code in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2016-6828 Pengfei Wang discovered a race condition in the...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-3083-2)

USN-3083-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 LTS. Dmitry Vyukov discovered that the IPv6 implementation in the Linux kernel did not...

Ubuntu 12.04 LTS : linux vulnerabilities (USN-3072-1)

Kangjie Lu discovered an information leak in the Reliable Datagram Sockets RDS implementation in the Linux kernel. A local attacker could use this to obtain potentially sensitive information from kernel memory. CVE-2016-5244 Yue Cao et al discovered a flaw in the TCP implementation's handling of...

Vulnerability of software platforms such as Flash Player and Flash Player for Linux, which allows attackers to compromise the integrity, accessibility, and confidentiality of information.

The vulnerabilities of the Flash Player and Flash Player for Linux are related to errors in the code. Exploiting these vulnerabilities can allow a malicious actor to compromise the integrity, accessibility, and confidentiality of information...

Vulnerability of software platforms such as Flash Player and Flash Player for Linux, which allows attackers to compromise the integrity, accessibility, and confidentiality of information.

The vulnerabilities of the Flash Player and Flash Player for Linux are related to errors in the code. Exploiting these vulnerabilities can allow a malicious actor to compromise the integrity, accessibility, and confidentiality of information...

Vulnerability of software platforms such as Flash Player and Flash Player for Linux, which allows attackers to compromise the integrity, accessibility, and confidentiality of information.

The vulnerabilities of the Flash Player and Flash Player for Linux are related to errors in the code. Exploiting these vulnerabilities can allow a malicious actor to compromise the integrity, accessibility, and confidentiality of information...