kernel security update

CentOS Errata and Security Advisory CESA-2016:2124 An update for kernel is now available for Red Hat Enterprise Linux 5. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 5. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

RHEL 6 : kernel (RHSA-2016:2120)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2016:2120 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: A race condition was found in the way the Linux...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 6.5 Advanced Update Support and Red Hat Enterprise Linux 6.5 Telco Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base...

SUSE SLES12 Security Update : kernel (SUSE-SU-2016:2657-1) (Dirty COW)

This update for the Linux Kernel 3.12.60-5254 fixes several issues. The following security bugs were fixed : - CVE-2016-5195: A local privilege escalation using MAPPRIVATE was fixed, which is reportedly exploited in the wild bsc1004419. Note that Tenable Network Security has extracted the precedi...

Linux Dirty COW Local File Overwrite

Added: 10/27/2016 CVE: CVE-2016-5195 BID: 93793 Background This tool allows you to overwrite an arbitrary file on Linux systems. Problem A race condition exists in the way the Linux kernel's memory subsystem handles the copy-on-write COW breakage of private read-only memory mappings. An...

Linux Dirty COW Local File Overwrite

Added: 10/27/2016 CVE: CVE-2016-5195 BID: 93793 Background This tool allows you to overwrite an arbitrary file on Linux systems. Problem A race condition exists in the way the Linux kernel's memory subsystem handles the copy-on-write COW breakage of private read-only memory mappings. An...

Linux Dirty COW Local File Overwrite

Added: 10/27/2016 CVE: CVE-2016-5195 BID: 93793 Background This tool allows you to overwrite an arbitrary file on Linux systems. Problem A race condition exists in the way the Linux kernel's memory subsystem handles the copy-on-write COW breakage of private read-only memory mappings. An...

Linux Dirty COW Local File Overwrite

Added: 10/27/2016 CVE: CVE-2016-5195 BID: 93793 Background This tool allows you to overwrite an arbitrary file on Linux systems. Problem A race condition exists in the way the Linux kernel's memory subsystem handles the copy-on-write COW breakage of private read-only memory mappings. An...

CentOS 6 : kernel (CESA-2016:2105) (Dirty COW)

An update for kernel is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

SUSE SLES12 Security Update : kernel (SUSE-SU-2016:2658-1) (Dirty COW)

This update for the Linux Kernel 3.12.60-5249 fixes several issues. The following security bugs were fixed : - CVE-2016-5195: A local privilege escalation using MAPPRIVATE was fixed, which is reportedly exploited in the wild bsc1004419. - CVE-2016-4997: The compat IPTSOSETREPLACE and...

RHEL 7 : kernel-rt (RHSA-2016:2110)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2016:2110 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

RHEL 6 : kernel (RHSA-2016:2106)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2016:2106 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: A race condition was found in the way the Linux...

RHEL 7 : kernel (RHSA-2016:2118)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2016:2118 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: A race condition was found in the way the Linux...

kernel: mm: privilege escalation via MAP_PRIVATE COW breakage

A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write COW breakage of private read-only memory mappings. An unprivileged, local user could use this flaw to gain write access to otherwise read-only memory mappings and thus increase their privileges on...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise MRG 2.5. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 6.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Linux Kernel 2.6.22 3.9 - Dirty COW PTRACE_POKEDATA Race Condition (Write Access Method)

Linux Kernel 2.6.22 3.9 - Dirty COW PTRACEPOKEDATA Race Condition Write Access Method // $ echo pikachu|sudo tee pokeball;ls -l pokeball;gcc -pthread pokemon.c -o d;./d pokeball miltank;cat pokeball include //// pikachu include //// -rw-r--r-- 1 root root 8 Apr 4 12:34 pokeball include ////...

SUSE SLES11 Security Update : kernel (SUSE-SU-2016:2585-1) (Dirty COW)

The SUSE Linux Enterprise 11 SP4 kernel was updated to fix one security issue. This security bug was fixed : - CVE-2016-5195: Local privilege escalation using MAPPRIVATE. It is reportedly exploited in the wild bsc1004418. Note that Tenable Network Security has extracted the preceding description...