Red Hat Security Data

An update for unbound is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fix(es): * unbound: integer overflow in the regional allocator via regional_alloc (CVE-2019-25032) * unbound: integer overflow in sldns_str2wire_dname_buf_origin can lead to an out-of-bounds write (CVE-2019-25034) * unbound: out-of-bounds write in sldns_bget_token_par (CVE-2019-25035) * unbound: assertion failure and denial of service in synth_cname (CVE-2019-25036) * unbound: assertion failure and denial of service in dname_pkt_copy via an invalid packet (CVE-2019-25037) * unbound: integer overflow in a size calculation in dnscrypt/dnscrypt.c (CVE-2019-2...

An update for raptor2 is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.Raptor is the RDF Parser Toolkit for Redland that provides a set of standalone RDF parsers, generating triples from RDF/XML or N-Triples. Security Fix(es): * raptor: heap-based buffer overflows due to an error in calculating the maximum nspace declarations for the XML writer (CVE-2017-18926) * raptor2: malformed input file can lead to a segfault due to an out of bounds array access in raptor_xml_writer_start_element_common (CVE-2020-25713) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For det...

An update for the httpd:2.4 module is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es): * httpd: mod_session_cookie does not respect expiry time (CVE-2018-17199) * httpd: mod_proxy_uwsgi buffer overflow (CVE-2020-11984) * httpd: mod_http2 concurrent pool usage (CVE-2020-11993) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References...

An update for krb5 is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the Kerberos key distribution center (KDC). Security Fix(es): * krb5: unbounded recursion via an ASN.1-encoded Kerberos message in lib/krb5/asn.1/asn1_encode.c may lead to DoS (CVE-2020-28196) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References sec...

An update for the userspace graphics, including X.Org, and Mesa is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Mesa provides a 3D graphics API that is compatible with Open Graphics Library (OpenGL). It also provides hardware-accelerated drivers for many popular graphics chips. The following packages have been upgraded to a later upstream version: egl-wayland (1.1.5), libdrm (2.4.103), libglvnd (1.3.2), libinput (1.16.3), libwacom (1.6), mesa (20.3.3), xorg-x11-server (1.20.10). (BZ#1878160, BZ#1886648, BZ#1887654, BZ#1887655) Security Fix(es): * xorg-x...

An update for libvncserver is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.LibVNCServer is a C library that enables you to implement VNC server functionality into own programs. Security Fix(es): * libvncserver: uninitialized memory contents are vulnerable to Information Leak (CVE-2018-21247) * libvncserver: buffer overflow in ConnectClientToUnixSock() (CVE-2019-20839) * libvncserver: libvncserver/rfbregion.c has a NULL pointer dereference (CVE-2020-14397) * libvncserver: libvncclient/rfbproto.c does not limit TextChat size (CVE-2020-14405) * libvncserver: libvncserver/rfbserver.c has a divide by zero which could result in DoS (CVE-2020-25708) For more details about the security issue(s), including the impact, a CVSS score...

An update for spice-vdagent is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.The spice-vdagent packages provide a SPICE agent for Linux guests. Security Fix(es): * spice-vdagent: possible file transfer DoS and information leak via active_xfers hash map (CVE-2020-25651) * spice-vdagent: UNIX domain socket peer PID retrieved via SO_PEERCRED is subject to race condition (CVE-2020-25653) * spice-vdagent: memory DoS via arbitrary entries in active_xfers hash table (CVE-2020-25650) * spice-vdagent: possibility to exhaust file descriptors in vdagentd (CVE-2020-25652) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in ...

An update for the container-tools:rhel8 module is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fix(es): * golang: crypto/ssh: crafted authentication request can lead to nil pointer dereference (CVE-2020-29652) * podman: Remote traffic to rootless containers is seen as orginating from localhost (CVE-2021-20199) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8...

An update for gssdp and gupnp is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.GUPnP is an object-oriented open source framework for creating UPnP devices and control points, written in C using GObject and libsoup. The GUPnP API is intended to be easy to use, efficient and flexible. GSSDP implements resource discovery and announcement over SSDP and is part of gUPnP. The following packages have been upgraded to a later upstream version: gssdp (1.0.5), gupnp (1.0.6). (BZ#1846589, BZ#1861928) Security Fix(es): * hostapd: UPnP SUBSCRIBE misbehavior in WPS AP (CVE-2020-12695) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s...

An update for tigervnc is now available for Red Hat Enterprise Linux 8. 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 the CVE link(s) in the References section.Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients. The following packages have been upgraded to a later upstream version: tigervnc (1.11.0). (BZ#1880985) Security Fix(es): * tigervnc: certificate exceptions stored as authorities (CVE-2020-26117) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the R...