The Product Security Blog has moved!

Red Hat Product Security has joined forces with other security teams inside Red Hat to publish our content in a common venue using the Security channel of the Red Hat Blog.This move provides a wider variety of important Security topics,[…]

SPECTRE Variant 1 scanning tool

As part of Red Hat's commitment to product security we have developed a tool internally that can be used to scan for variant 1 SPECTRE vulnerabilities. As part of our commitment to the wider user community, we are introducing this[…]

Join us in San Francisco at the 2018 Red Hat Summit

This year’s Red Hat Summit will be held on May 8-10 in beautiful San Francisco, USA.Product Security will be joining many Red Hat security experts in presenting and assisting subscribers and partners at the show.Here is a sneak peek at[…]

Let's talk about PCI-DSS

For those who aren’t familiar with Payment Card Industry Data Security Standard (PCI-DSS), it is the standard that is intended to protect our credit card data as it flows between systems and is stored in company databases.PCI-DSS requires that all[…]

Abuse of RESTEasy Default Providers in JBoss EAP

Red Hat JBoss Enterprise Application Platform (EAP) is a commonly used host for Restful webservices. A powerful but potentially dangerous feature of Restful webservices on JBoss EAP is the ability to accept any media type. If not configured to accept[…]

The RHSA notifications you want, right in your Inbox

Red Hat Product Security takes pride in the quality and timeliness of its Security Advisories and all the accompanying information we publish for every erratum and vulnerability that we track and fix in our products.There are many ways in which[…]

Join us at Red Hat Summit 2017

As you’ve probably heard, this year’s Red Hat Summit is in Boston May 2-4. Product Security is looking forward to taking over multiple sessions and activities over the course of those 3 days, and we wanted to give you a[…]

Red Hat Product Security Risk Report 2016

At Red Hat, our dedicated Product Security team analyzes threats and vulnerabilities against all our products and provides relevant advice and updates through the Red Hat Customer Portal. Customers can rely on this expertise to help them quickly address the[…]

Deprecation of Insecure Algorithms and Protocols in RHEL 6.9

Cryptographic protocols and algorithms have a limited lifetime—much like everything else in technology. Algorithms that provide cryptographic hashes and encryption as well as cryptographic protocols have a lifetime after which they are considered either too risky to use or plain[…]

From There to Here (But Not Back Again)

Red Hat Product Security recently celebrated our 15th anniversary this summer and while I cannot claim to have been with Red Hat for that long (although I’m coming up on 8 years myself), I’ve watched the changes from the “0day”[…]

Redefining how we share our security data.

Red Hat Product Security has long provided various bits of machine-consumable information to customers and users via our Security Data page.Today we are pleased to announce that we have made it even easier to access and parse this data through[…]

CVE-2016-3710: QEMU: out-of-bounds memory access issue

Quick Emulator (aka QEMU) is an open source systems emulator. It emulates various processors and their accompanying hardware peripherals like disc, serial ports, NIC et al. A serious vulnerability of out-of-bounds r/w access through the Video Graphics Array (VGA) emulator[…]

Go home SSLv2, you’re DROWNing

The SSLv2 protocol had its 21st birthday last month, but it’s no cause to celebrate with an alcohol beverage, since the protocol was already deprecated when it turned 18.Announced today is an attack called DROWN that takes advantage of systems[…]

Debian 12: DSA-5944-1 critical: chromium arbitrary code execution

Security issues were discovered in Chromium which could result in the execution of arbitrary code, denial of service, or information disclosure.

Ubuntu DSA-5943-2: Severe Firefox Buffer Overflow Vulnerability Fixed

Security issues were discovered in Chromium which could result in the execution of arbitrary code, denial of service, or information disclosure.

Debian Bookworm: DSA-5940-1 critical: modsecurity-apache DoS issue

Several vulnerabilities were discovered in modsecurity-apache, an Apache module to tighten the Web application security, which may result in denial of service (high memory consumption).

Debian 10: DSA-5938-1 critical: tornado DoS due to logging

It was discovered that the Tornado Python web framework performed excessive logging when parsing some multipart/form-data requests, which could result in denial of service.

Debian DSA-5936-1: libfile-find-rule-perl critical risk of code execution

It was discovered that libfile-find-rule-perl, a module to search for files based on rules, is vulnerable to arbitrary code execution when grep() encounters a crafted file name.

Debian: DSA-5933-1 high: tcpdf denial of service and XSS

Multiple security issues were discovered in TCPDF, a PHP class for generating PDF files on-the-fly, which may result in denial of service, cross-site scripting or information disclosure.

Debian: DSA-5931-1 moderate: systemd race condition risk

The Qualys Threat Research Unit (TRU) discovered that systemd-coredump is prone to a kill-and-replace race condition which may allow a local attacker to gain sensitive information from crashed SUID processes. Additionally systemd-coredump does not specify %d (the kernel's per-

Debian: DSA-5929-1 critical: chromium code execution and DoS

Security issues were discovered in Chromium which could result in the execution of arbitrary code, denial of service, or information disclosure.

Debian Bookworm DSA-5928-1 critical: libvpx double-free Denial of Service

It was discovered that a double-free in the encoder of libvpx, a multimedia library for the VP8 and VP9 video codecs, may result in denial of service and potentially the execution of arbitrary code.

Debian: DSA-5926-1 Critical: Multiple Firefox-esr Flaws

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code or cross-origin leaks.

chromium -- multiple security fixes

Firefox -- Multiple vulnerabilities

Yelp -- arbitrary file read