kernel, perf, python security update

CentOS Errata and Security Advisory CESA-2012:0743 Updated kernel packages that fix multiple security issues and several bugs are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scorin...

CVE-2011-2521

The x86assignhwevent function in arch/x86/kernel/cpu/perfevent.c in the Performance Events subsystem in the Linux kernel before 2.6.39 does not properly calculate counter values, which allows local users to cause a denial of service panic via the perf program...

CVE-2011-2521

The x86assignhwevent function in arch/x86/kernel/cpu/perfevent.c in the Performance Events subsystem in the Linux kernel before 2.6.39 does not properly calculate counter values, which allows local users to cause a denial of service panic via the perf program...

CVE-2011-2521

The x86assignhwevent function in arch/x86/kernel/cpu/perfevent.c in the Performance Events subsystem in the Linux kernel before 2.6.39 does not properly calculate counter values, which allows local users to cause a denial of service panic via the perf program...

CVE-2011-2521

Linux kernel Performance Events vulnerability CVE-2011-2521: the x86_assign_hw_event path in arch/x86/kernel/cpu/perf_event.c miscalculates counter values, allowing a local user to trigger a denial of service (kernel panic) via the perf tool. Affected: Linux kernel before 2.6.39. Root cause: inco...

CVE-2011-2521: Undefined Security Weakness

The x86assignhwevent function in arch/x86/kernel/cpu/perfevent.c in the Performance Events subsystem in the Linux kernel before 2.6.39 does not properly calculate counter values, which allows local users to cause a denial of service panic via the perf program...

kernel: perf, powerpc: Handle events that raise an exception without overflowing

Integer overflow in the perfeventinterrupt function in arch/powerpc/kernel/perfevent.c in the Linux kernel before 2.6.39 on powerpc platforms allows local users to cause a denial of service unhandled performance monitor exception via vectors that trigger certain outcomes of performance events...

PT-2012-1928 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 2.6.39 on powerpc platforms Description: The issue is related to an integer overflow in the perf event interrupt function, which can cause a denial of service due to an unhandled performance monitor exception...

kernel: perf: Fix software event overflow

The Performance Events subsystem in the Linux kernel before 3.1 does not properly handle event overflows associated with PERFCOUNTSWCPUCLOCK events, which allows local users to cause a denial of service system hang via a crafted application...

[SECURITY] [DSA 2389-1] linux-2.6 security update

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - ---------------------------------------------------------------------- Debian Security Advisory DSA-2389-1 [email protected] http://www.debian.org/security/ Dann Frazier January 15, 2012 http://www.debian.org/security/faq -...

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

Updated kernel-rt packages that fix several security issues and two bugs are now available for Red Hat Enterprise MRG 2.0. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severi...

SuSE 11.1 Security Update : Linux kernel (SAT Patch Numbers 5031 / 5055)

The SUSE Linux Enterprise 11 Service Pack 1 kernel was updated to 2.6.32.45 and fixes various bugs and security issues. The following security issues have been fixed : - Timo Warns reported an issue in the Linux implementation for GUID partitions. Users with physical access could gain access to...

SuSE 11.1 Security Update : perf (SAT Patch Number 5417)

The following perf tool bugs have been fixed : - it was issuing excessive number of gettimeofday calls creating noise when trying to measure performance. bnc607339 - it would consider a file named 'config' in the current-working-directory as containing perf configuration data, this fact could be...

Ubuntu: Security Advisory (USN-1285-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2011 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 Update for linux USN-1285-1

Ubuntu Update for Linux kernel vulnerabilities USN-1285-1 OpenVAS Vulnerability Test $Id: gbubuntuUSN12851.nasl 7964 2017-12-01 07:32:11Z santu $ Ubuntu Update for linux USN-1285-1 Authors: System Generated Check Copyright: Copyright c 2011 Greenbone Networks GmbH, http://www.greenbone.net This...

Medium: kernel

Issue Overview: IPv6 fragment identification value generation could allow a remote attacker to disrupt a target system's networking, preventing legitimate users from accessing its services. CVE-2011-2699, Important A signedness issue was found in the Linux kernel's CIFS Common Internet File Syste...

Ubuntu 11.04 : linux vulnerabilities (USN-1285-1)

Andrea Righi discovered a race condition in the KSM memory merging support. If KSM was being used, a local attacker could exploit this to crash the system, leading to a denial of service. CVE-2011-2183 Vasily Averin discovered that the NFS Lock Manager NLM incorrectly handled unlock requests. A...

USN-1285-1: Linux kernel vulnerabilities

Andrea Righi discovered a race condition in the KSM memory merging support. If KSM was being used, a local attacker could exploit this to crash the system, leading to a denial of service. CVE-2011-2183 Vasily Averin discovered that the NFS Lock Manager NLM incorrectly handled unlock requests. A...

[USN-1281-1] Linux (OMAP4) vulnerabilities

========================================================================== Ubuntu Security Notice USN-1281-1 November 24, 2011 linux-ti-omap4 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its...

USN-1281-1 : linux-ti-omap4 vulnerabilities

Andrea Righi discovered a race condition in the KSM memory merging support. If KSM was being used, a local attacker could exploit this to crash the system, leading to a denial of service. CVE-2011-2183 It was discovered that an mmap call with the MAPPRIVATE flag on '/dev/zero' was incorrectly...