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Category Archives: GNU/Linux

Everything about GNU+Linux security

It was reported that python-bleach, a whitelist-based HTML-sanitizing library, is prone to a mutation XSS vulnerability in bleach.clean when strip=False and ‘math’ or ‘svg’ tags and one or more of the RCDATA tags were whitelisted.

A vulnerability in Exim could allow a remote attacker to execute arbitrary code.

security update

An update that fixes 7 vulnerabilities is now available.

The package bluez before version 5.54-1 is vulnerable to access restriction bypass.

The package chromium before version 80.0.3987.149-1 is vulnerable to multiple issues including access restriction bypass, arbitrary code execution and information disclosure.

In ActionView before versions 6.0.2.2 and 5.2.4.2, there is a possible XSS vulnerability in ActionView’s JavaScript literal escape helpers.

Update to 80.0.3987.132. Lots of security fixes here. VAAPI re-enabled by default except on NVIDIA. List of CVEs fixed (since last update): * CVE-2019-20446 * CVE-2020-6381 * CVE-2020-6382 * CVE-2020-6383 * CVE-2020-6384 * CVE-2020-6385 * CVE-2020-6386 * CVE-2020-6387 * CVE-2020-6388 * CVE-2020-6389 * CVE-2020-6390 * CVE-2020-6391 * CVE-2020-6392 *

Update to WebKitGTK 2.28.0. * Add API to enable Process Swap on (Cross-site) Navigation. * Add user messages API for the communication with the web extension. * Add support for same-site cookies. * Service workers are enabled by default. * Add support for Pointer Lock API. * Add flatpak sandbox support. * Make ondemand hardware […]

An update that fixes one vulnerability is now available.

Multiple vulnerabilities have been found in Apache Tomcat, the worst of which could lead to arbitrary code execution.

Multiple vulnerabilities have been found in libgit2, the worst of which could result in the arbitrary execution of code.

A heap-based buffer overflow in GNU FriBidi might allow remote attackers to execute arbitrary code.

Multiple vulnerabilities have been found in Cacti, the worst of which could lead to the remote execution of arbitrary code.

An SQL injection vulnerability in phpMyAdmin may allow attackers to execute arbitrary SQL statements.

An update is now available for Red Hat Decision Manager. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from

An update for icu is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for icu is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for python-imaging is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

Updated okular packages fix security vulnerability: Okular can be tricked into executing local binaries via specially crafted PDF files. This binary execution can require almost no user interaction. No parameters can be passed to those local binaries (CVE-2020-9359).

Updated webkit2 packages fix security vulnerability: WebKitGTK through 2.26.4 contains a memory corruption issue (use-after-free) that may lead to arbitrary code execution (CVE-2020-10018).

security update

An update that fixes one vulnerability is now available.

An update for slirp4netns is now available for Red Hat Enterprise Linux 7 Extras. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update for python-flask is now available for Red Hat Enterprise Linux 7 Extras. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which

An update for kernel is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for zsh is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for python-pip is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from

security update

Several issue were found in Simple Linux Utility for Resource Management (SLURM), a cluster resource management and job scheduling system.

Multiple vulnerabilities have been found in Squid, the worst of which could lead to arbitrary code execution.

An update for firefox is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update for firefox is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for firefox is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

This update fixes several vulnerabilities in Graphicsmagick: Various memory handling problems and cases of missing or incomplete input sanitising may result in denial of service, memory disclosure or the execution of arbitrary code if malformed media files are processed.

Reviewing vulnerabilities in 2019: The annual Red Hat Product Security Risk Report

security update

Laying a foundation for more secure computing: Red Hat Enterprise Linux and Common Criteria

security update

Securing the deployment of OpenShift Container Platform 4

security update

An update that fixes one vulnerability is now available.

sudo: Stack based buffer overflow when pwfeedback is enabled (CVE-2019-18634) SL6 x86_64 sudo-1.8.6p3-29.el6_10.3.x86_64.rpm sudo-debuginfo-1.8.6p3-29.el6_10.3.x86_64.rpm sudo-debuginfo-1.8.6p3-29.el6_10.3.i686.rpm sudo-devel-1.8.6p3-29.el6_10.3.i686.rpm sudo-devel-1.8.6p3-29.el6_10.3.x86_64.rpm i386 sudo-1.8.6p3-29.el6_10.3.i686.rpm sudo-debuginfo-1.8.6p3-29.e [More…]

The updated package fixes a security vulnerability: A flaw was found in mod_auth_openidc before version 2.4.1. An open redirect issue exists in URLs with a slash and backslash at the beginning. (CVE-2019-20479)

Updated pure-ftpd packages fix security vulnerabilities: An issue was discovered in Pure-FTPd 1.0.49. An uninitialized pointer vulnerability has been detected in the diraliases linked list. When the *lookup_alias(const char alias) or print_aliases(void) function is called,

The updated packages fix several issues including security vulnerabilities: In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive. (CVE-2019-19221)

Updated dojo package fixes security vulnerability: dojox was vulnerable to Cross-site Scripting. This was due to dojox.xmpp.util.xmlEncode only encoding the first occurrence of each character, not all of them (CVE-2019-10785).

The updated packages fix a security vulnerability: Mutation XSS in bleach.clean when noscript and raw tag whitelisted. (CVE-2020-6802)

An update that fixes two vulnerabilities is now available.

It was discovered that there was an out-of-bounds write vulnerability in pdfresurrect, a tool for extracting or scrubbing versioning data from PDF documents.

xerces-c: XML parser contains a use-after-free error triggered during the scanning of external DTDs (CVE-2018-1311) SL7 x86_64 xerces-c-3.1.1-10.el7_7.i686.rpm xerces-c-3.1.1-10.el7_7.x86_64.rpm xerces-c-debuginfo-3.1.1-10.el7_7.i686.rpm xerces-c-debuginfo-3.1.1-10.el7_7.x86_64.rpm xerces-c-devel-3.1.1-10.el7_7.i686.rpm xerces-c-devel-3.1.1-10.el7_7.x86_64.rpm noar [More…]

nodejs: HTTP request smuggling using malformed Transfer-Encoding header (CVE-2019-15605) SL7 x86_64 http-parser-2.7.1-8.el7_7.2.i686.rpm http-parser-2.7.1-8.el7_7.2.x86_64.rpm http-parser-debuginfo-2.7.1-8.el7_7.2.i686.rpm http-parser-debuginfo-2.7.1-8.el7_7.2.x86_64.rpm http-parser-devel-2.7.1-8.el7_7.2.i686.rpm http-parser-devel-2.7.1-8.el7_7.2.x86_64.rpm – Scient [More…]

An update for the virt:8.1 and virt-devel:8.1 modules is now available for Advanced Virtualization for RHEL 8.1.1. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update that fixes one vulnerability is now available.

An update for http-parser is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

An update for http-parser is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update that solves 22 vulnerabilities and has 152 fixes is now available.

An update that solves 22 vulnerabilities and has 152 fixes is now available.

An update that solves two vulnerabilities and has one errata is now available.

An update that fixes one vulnerability is now available.

An update that solves one vulnerability and has one errata is now available.

An update that fixes one vulnerability is now available.

An update that contains security fixes can now be installed.

Rake could be made run arbitrary commands it received a specially crafted file.

An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,

An update is now available for Red Hat build of Eclipse Vert.x. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each

An update that fixes two vulnerabilities is now available.

An update that solves 10 vulnerabilities and has two fixes is now available.

An update that fixes two vulnerabilities is now available.

Several security issues were fixed in libarchive.

An update that fixes 8 vulnerabilities is now available.

An update that solves two vulnerabilities and has two fixes is now available.

An issue has been found in libapache2-mod-auth-openidc, an OpenID Connect authentication module for Apache. Due to insufficient validatation of URLs an Open Redirect vulnerability

An issues has been found in firebird2.5, an RDBMS based on InterBase 6.0. As UDFs can be used for a remote authenticated code execution (as user firebird), UDFs have been disabled in the default configuration

security update

An update that fixes one vulnerability is now available.

Updated wireshark packages fix security vulnerabilities: LTE RRC dissector memory leak. WiMax DLMAP dissector crash.

This update is based on upstream 5.5.6 and fixes atleast the following security vulnerability: A flaw was found in the way KVM hypervisor handled instruction emulation for the L2 guest when nested(=1) virtualization is enabled. In the

Updated hiredis packages fix security vulnerability: async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointer dereference because malloc return values are unchecked (CVE-2020-7105).

Updated rsync packages fix security vulnerabilities: It was discovered that rsync incorrectly handled pointer arithmetic in zlib. An attacker could use this issue to cause rsync to crash, resulting in a denial of service, or possibly execute arbitrary code (CVE-2016-9840,

Updated zsh packages fix security vulnerability: A privilege escalation vulnerability was discovered in zsh, whereby a user could regain a formerly elevated privelege level even when such an action should not be permitted (CVE-2019-20044).

The package chromium before version 80.0.3987.122-1 is vulnerable to multiple issues including arbitrary code execution and information disclosure.

It was discovered that libusbmuxd incorrectly handled socket permissions. A remote attacker could use this issue to access services on iOS devices, contrary to expectations.

An update that fixes 5 vulnerabilities is now available.

An update that solves 9 vulnerabilities and has one errata is now available.

An update that solves two vulnerabilities and has two fixes is now available.

An update that fixes one vulnerability is now available.

security update

security update

An uninitialized pointer vulnerability was discovered in pure-ftpd, a secure and efficient FTP server, which could result in an out-of-bounds memory read and potential information disclosure.

An update that fixes one vulnerability is now available.

An update that fixes four vulnerabilities is now available.

An update that fixes three vulnerabilities is now available.

An update that fixes one vulnerability is now available.

It was discovered that pysaml2, a Python implementation of SAML to be used in a WSGI environment, was susceptible to XML signature wrapping attacks, which could result in a bypass of signature verification.

Updated squid packages fix security vulnerabilities: Jeriko One discovered that Squid incorrectly handled memory when connected to an FTP server. A remote attacker could possibly use this issue to obtain sensitive information from Squid memory (CVE-2019-12528).

security update

An update that solves one vulnerability and has two fixes is now available.

An update that fixes one vulnerability is now available.

An update is now available for Red Hat JBoss Enterprise Application Platform 7.2 for Red Hat Enterprise Linux 6, 7, and 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score,