kernel: futex: refcount issue in case of requeue

A flaw was found in the way the Linux kernel's futex subsystem handled reference counting when requeuing futexes during futexwait. A local, unprivileged user could use this flaw to zero out the reference counter of an inode or an mm struct that backs up the memory area of the futex, which could...

Kernel: mm: try_to_unmap_cluster() should lock_page() before mlocking

It was found that the trytounmapcluster function in the Linux kernel's Memory Managment subsystem did not properly handle page locking in certain cases, which could potentially trigger the BUGON macro in the mlockvmapage function. A local, unprivileged user could use this flaw to crash the system...

kernel: futex: refcount issue in case of requeue

A flaw was found in the way the Linux kernel's futex subsystem handled reference counting when requeuing futexes during futexwait. A local, unprivileged user could use this flaw to zero out the reference counter of an inode or an mm struct that backs up the memory area of the futex, which could...

Updated libvncserver & remmina packages fix security vulnerabilities

Updated libvncserver and remmina packages fix security vulnerabilities: A malicious VNC server can trigger incorrect memory management handling by advertising a large screen size parameter to the VNC client. This would result in multiple memory corruptions and could allow remote code execution on...

Internet Bug Bounty: Ericsson Erlang OTP Core Allocation Subsystem Integer Overflow (All Versions)

Lab Mouse Security Report LMS-2014-06-23-7 Report ID: LMS-2014-06-23-7 Report Code Name: EARLGREY.1 Researcher Name: Don A. Bailey Researcher Organization: Lab Mouse Security Researcher Email: [email protected] Researcher Website: www.securitymouse.com Vulnerability Status: Patched...

Uninit memory disclosure via truncated images in Firefox

Yello, The recent release of Firefox 32 fixes another interesting image parsing issue found by afl 1: following a refactoring of memory management code, the past few versions of the browser ended up using uninitialized memory for certain types of truncated images, which is easily measurable with ...

DEBIAN-CVE-2014-5149

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, are not preemptible, which allows local HVM guest to cause a denial of service vcpu consumption by invoking these operations, which process every page assigned to a guest, a different vulnerability tha...

Mandriva Linux Security Advisory : glibc (MDVSA-2014:152)

Updated glibc packages fix security issues : Stephane Chazelas discovered that directory traversal issue in locale handling in glibc. glibc accepts relative paths with .. components in the LC and LANG variables. Together with typical OpenSSH configurations with suitable AcceptEnv settings in...

MGASA-2014-0314 Updated glibc packages fix security issues

Stephane Chazelas discovered that directory traversal issue in locale handling in glibc. glibc accepts relative paths with ".." components in the LC and LANG variables. Together with typical OpenSSH configurations with suitable AcceptEnv settings in sshdconfig, this could conceivably be used to...

Updated glibc packages fix security issues

Stephane Chazelas discovered that directory traversal issue in locale handling in glibc. glibc accepts relative paths with ".." components in the LC and LANG variables. Together with typical OpenSSH configurations with suitable AcceptEnv settings in sshdconfig, this could conceivably be used to...

Poppler <= 0.8.4 libpoppler uninitialized pointer Code Execution PoC

No description provided by source. Felipe Andres Manzano [email protected] updates in http://felipe.andres.manzano.googlepages.com/home ''' Sumary: ======= The libpoppler pdf rendering library, can free uninitialized pointers, leading to arbitrary code execution. This vulnerability result...

GNU CFEngine 2.0.x/2.1 AuthenticationDialogue Remote Heap Based Buffer Overrun Vulnerability (1)

No description provided by source. source: http://www.securityfocus.com/bid/10899/info GNU cfengine cfservd is reported prone to a remote heap-based buffer overrun vulnerability. The vulnerability presents itself in the cfengine cfservd AuthenticationDialogue function. The issue exists due to a...

IRIX 6.5.x gr_osview Buffer Overflow Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/1526/info Under certain versions of IRIX, the 'grosview' command contains a buffer overflow that local attackers can exploit to gain root privileges. The grosview command produces a graphical display of memory-management...

[SECURITY] Fedora 19 Update: nspr-4.10.6-1.fc19

NSPR provides platform independence for non-GUI operating system facilities. These facilities include threads, thread synchronization, normal file and network I/O, interval timing and calendar time, basic memory management malloc and free and shared library linking...

[SECURITY] Fedora 20 Update: nspr-4.10.6-1.fc20

NSPR provides platform independence for non-GUI operating system facilities. These facilities include threads, thread synchronization, normal file and network I/O, interval timing and calendar time, basic memory management malloc and free and shared library linking...

openSUSE Security Update : libssh (openSUSE-SU-2012:1620-1)

This update of libssh fixed various memory management issues that could have security implications Code execution, Denial of Service. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from openSUSE Security Update...

openSUSE Security Update : libssh (openSUSE-SU-2012:1622-1)

This update of libssh fixed various memory management issues that could have security implications Code execution, Denial of Service. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from openSUSE Security Update...

Ubuntu: Security Advisory (USN-2235-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 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...

Ubuntu: Security Advisory (USN-2234-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 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...

Ubuntu: Security Advisory (USN-2233-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 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...