Taking a page from the kernel's book: A TLB issue in mremap()

Posted by Jann Horn, Project Zero This is a technical blog post about TLB flushing bugs in kernels, intended for people interested in kernel security and memory management. Introduction: Bugs in Memory Management code There have been some pretty scary bugs in memory management in the past, like:...

Malware can fully compromise building control systems

By Waqas Enterprise security vendor ForeScout’s operational technology research unit has developed a PoC Proof-of-Concept malware that exposed the vulnerabilities in building automation systems BAS by compromising them due to the presence of two very critical bugs in the BAS's PLC programmable...

SUSE SLES12 Security Update : kernel (SUSE-SU-2019:0095-1)

The SUSE Linux Enterprise 12 SP3 Azure kernel was updated to 4.4.162 to receive various security and bugfixes. The following security bugs were fixed : CVE-2018-18281: The mremap syscall performs TLB flushes after dropping pagetable locks. If a syscall such as ftruncate removes entries from the...

SUSE-SU-2019:0095-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP3 Azure kernel was updated to 4.4.162 to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-18281: The mremap syscall performs TLB flushes after dropping pagetable locks. If a syscall such as ftruncate removes entries from the...

Remote Code Execution (RCE)

Mozilla Firefox is vulnerable to remote code execution RCE. A remote attacker is able to execute arbitrary code on a user's system via malformed content that leads to memory safety and corruption bugs in the application...

Arbitrary Code Execution

firefox is vulnerable to arbitrary code execution attacks. The vulnerability exists through memory safety bugs that were reported in Firefox 58 and Firefox ESR 52.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploite...

Arbitrary Code Execution

thunderbird is vulnerable to arbitrary code execution attacks. The vulnerability exists as memory safety bugs were reported in Firefox 57 and Firefox ESR 52.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to r...

Arbitrary Code Execution

firefox is vulnerable to arbitrary code execution attacks. The vulnerability exists as memory safety bugs were reported in Firefox 53 and Firefox ESR 52.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run...

Arbitrary Code Execution

thunderbird is vulnerable to arbitrary code execution attacks. The vulnerability exists as a memory safety bugs were reported in Thunderbird 45.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary...

Arbitrary Code Execution

firefox is vulnerable to arbitrary code execution attacks. The vulnerability exists as memory safety bugs were reported in Thunderbird 45.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code...

CVE-2019-6256

A Denial of Service issue was discovered in the LIVE555 Streaming Media libraries as used in Live555 Media Server 0.93. It can cause an RTSPServer crash in handleHTTPCmdTunnelingPOST, when RTSP-over-HTTP tunneling is supported, via x-sessioncookie HTTP headers in a GET request and a POST request...

Security update for irssi (important)

openSUSE Security Update: Security update for irssi Announcement ID: openSUSE-SU-2019:0048-1 Rating: important References: 1121396 Cross-References: CVE-2019-5882 Affected Products: openSUSE Leap 42.3 openSUSE Leap 15.0 openSUSE Backports SLE-15 SUSE Package Hub for SUSE Linux Enterprise 12 An...

openSUSE Security Update : irssi (openSUSE-2019-48)

This update for irssi fixes the following issues : - CVE-2019-5882: Use after free when hidden lines were expired from the scroll buffer boo1121396 This update to the 1.1.2 version also fixes a number of stability issues and bugs. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descripti...

CVE-2018-4207

In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before 4.3, iTunes before 12.7.4 for Windows, unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks...

ThreatList: WordPress Vulnerabilities Up 30 Percent in 2018

UPDATE Vulnerabilities in popular content management system CMS WordPress are growing at a rapid rate, up 30 percent in 2018, according to new web application bug research released Wednesday. Researchers at Imperva said that in 2018, they continued to see a trend of increasing web application...

Adobe Patches Important Bugs in Connect and Digital Edition

Adobe released patches for two bugs rated “important” in its Adobe Digital Edition and Adobe Connect products. The two important vulnerabilities, patched Tuesday, include an information disclosure bug in Adobe’s ebook reader software program, Digital Edition; as well as a session token exposure b...

CVE-2015-9275

ARC 5.21q allows directory traversal via a full pathname in an archive file...

SUSE SLES12 Security Update : xen (SUSE-SU-2019:0020-1)

This update for xen fixes the following issues : Security vulnerabilities fixed : CVE-2018-19961, CVE-2018-19962: Fixed an issue related to insufficient TLB flushing with AMD IOMMUs, which potentially allowed a guest to escalate its privileges, may cause a Denial of Service DoS affecting the enti...

Updated imagemagick packages fix security vulnerabilities & bugs

Imagemagick has been updated to fix several bugs and security issues...

Fedora 29 : php (2018-08ceba4f8f)

PHP version 7.2.12 08 Nov 2018 Core: - Fixed bug php76846 Segfault in shutdown function after memory limit error. Nikita - Fixed bug php76946 Cyclic reference in generator not detected. Nikita - Fixed bug php77035 The phpize and ./configure create redundant .deps file. Peter Kokot - Fixed bug...