kernel: Race condition access to n_hdlc.tbuf causes double free in n_hdlc_release()

A race condition flaw was found in the NHLDC Linux kernel driver when accessing nhdlc.tbuf list that can lead to double free. A local, unprivileged user able to set the HDLC line discipline on the tty device could use this flaw to increase their privileges on the system...

Oracle Linux 7 : kernel (ELSA-2017-0933)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-0933 advisory. - tty nhdlc: get rid of racy nhdlc.tbuf 'Herton R. Krzesinski' 1429919 1429920 CVE-2017-2636 - security selinux: fix off-by-one in setprocattr Paul Moo...

kernel: Race condition access to n_hdlc.tbuf causes double free in n_hdlc_release()

A race condition flaw was found in the NHLDC Linux kernel driver when accessing nhdlc.tbuf list that can lead to double free. A local, unprivileged user able to set the HDLC line discipline on the tty device could use this flaw to increase their privileges on the system...

kernel: Race condition access to n_hdlc.tbuf causes double free in n_hdlc_release()

A race condition flaw was found in the NHLDC Linux kernel driver when accessing nhdlc.tbuf list that can lead to double free. A local, unprivileged user able to set the HDLC line discipline on the tty device could use this flaw to increase their privileges on the system...

kernel security and bug fix update

2.6.32-696.1.1 - block fix use-after-free in seq file Denys Vlasenko 1418548 1418549 CVE-2016-7910 - firmware Replacing the chelsio firmware t4,t5fw-1.15.37.0 Sai Vemuri 1433865 1425749 - kernel genirq: Avoid taking sparseirqlock for non-existent irqs Dave Wysochanski 1428106 1360930 - tty nhdlc:...

SUSE SLES11 Security Update : kernel (SUSE-SU-2017:0912-1)

The SUSE Linux Enterprise 11 SP4 kernel was updated to fix the following security bug : - CVE-2017-2636: A race condition in the nhdlc tty Linux kernel driver drivers/tty/nhdlc.c could have been exploited to gain a local privilege escalation bnc1027565 Note that Tenable Network Security has...

Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2017-3535)

The remote Oracle Linux 5 / 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3535 advisory. - RHEL: complement upstream workaround for CVE-2016-10142. Quentin Casasnovas Orabug: 25765786 CVE-2016-10142 CVE-2016-10142 - net: ping: check...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3533)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3533 advisory. - Revert 'x86/mm: Expand the exception table logic to allow new handling options' Brian Maly Orabug: 25790387 CVE-2016-9644 - Revert 'fix minor...

OracleVM 3.2 : Unbreakable / etc (OVMSA-2017-0058)

The remote OracleVM system is missing necessary patches to address critical security updates : - RHEL: complement upstream workaround for CVE-2016-10142. Quentin Casasnovas Orabug: 25765786 CVE-2016-10142 CVE-2016-10142 - net: ping: check minimum size on ICMP header length Kees Cook Orabug:...

Introducing Monitor.app for macOS

As a malware analyst or systems programmer, having a suite of solid dynamic analysis tools is vital to being quick and effective. These tools enable us to understand malware capabilities and undocumented components of the operating system. One obvious tool that comes to mind is Procmon from the...

[ASA-201703-8] linux: privilege escalation

Arch Linux Security Advisory ASA-201703-8 ========================================= Severity: High Date : 2017-03-14 CVE-ID : CVE-2017-2636 Package : linux Type : privilege escalation Remote : No Link : https://security.archlinux.org/AVG-192 Summary ======= The package linux before version 4.10.2...

UBUNTU-CVE-2017-2636

Race condition in drivers/tty/nhdlc.c in the Linux kernel through 4.10.1 allows local users to gain privileges or cause a denial of service double free by setting the HDLC line discipline...

SUSE-SU-2017:0464-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP1 kernel was updated to 3.12.69 to receive various security and bugfixes. The following security bugs were fixed: - CVE-2015-8962: Double free vulnerability in the sgcommonwrite function in drivers/scsi/sg.c in the Linux kernel allowed local users to gain privileges...

Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-3161-1)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3161-1 advisory. Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to...

Ubuntu: Security Advisory (USN-3161-4)

The remote host is missing an update for the SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-3161-4 linux-snapdragon vulnerabilities

Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to expose sensitive information kernel memory. CVE-2015-8964 It was discovered that the Video For Linux Two v4l2 implementation in the Linux kernel d...

USN-3161-3 linux-raspi2 vulnerabilities

Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to expose sensitive information kernel memory. CVE-2015-8964 It was discovered that the Video For Linux Two v4l2 implementation in the Linux kernel d...

USN-3161-2 linux-lts-xenial vulnerabilities

USN-3161-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY...

USN-3161-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3161-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY...

USN-3161-1 linux vulnerabilities

Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to expose sensitive information kernel memory. CVE-2015-8964 It was discovered that the Video For Linux Two v4l2 implementation in the Linux kernel d...