Red Hat Security Advisory 2021-3392-01 - This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.
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Ubuntu Security Notice 5058-1 - It was discovered that Thunderbird didn't ignore IMAP server responses prior to completion of the STARTTLS handshake. A person-in-the-middle could potentially exploit this to trick Thunderbird into showing incorrect information. Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, or execute arbitrary code. Various other issues were also addressed.
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Red Hat Security Advisory 2021-3381-01 - This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Issues addressed include an out of bounds write vulnerability.
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Red Hat Security Advisory 2021-3366-01 - Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Issues addressed include a crlf injection vulnerability.
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Red Hat Security Advisory 2021-3363-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include bypass, out of bounds write, and privilege escalation vulnerabilities.
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Red Hat Security Advisory 2021-3365-01 - The System Security Services Daemon service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch and the Pluggable Authentication Modules interfaces toward the system, and a pluggable back-end system to connect to multiple different account sources. Issues addressed include a code execution vulnerability.
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Red Hat Security Advisory 2021-3364-01 - The microcode_ctl packages provide microcode updates for Intel. Issues addressed include information leakage and privilege escalation vulnerabilities.
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Ubuntu Security Notice 5057-1 - Etienne Stalmans discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem.
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Ubuntu Security Notice 5054-1 - Felix Wilhelm discovered a buffer overflow flaw in the mod_proxy_uwsgi module. An attacker could use this vulnerability to provoke an information disclosure or potentially remote code execution.
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Ubuntu Security Notice 5056-1 - It was discovered that APR incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information.
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Red Hat Security Advisory 2021-3327-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include denial of service, out of bounds write, and privilege escalation vulnerabilities.
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Red Hat Security Advisory 2021-3328-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include denial of service, out of bounds write, and privilege escalation vulnerabilities.
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Red Hat Security Advisory 2021-3325-01 - The Berkeley Internet Name Domain is an implementation of the Domain Name System protocols. BIND includes a DNS server ; a resolver library ; and tools for verifying that the DNS server is operating correctly.
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Red Hat Security Advisory 2021-3338-01 - Hivex is a library that can read and write Hive files, undocumented binary files that Windows uses to store the Windows Registry on disk.
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Red Hat Security Advisory 2021-3369-01 - EDK is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Issues addressed include a buffer overflow vulnerability.
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Red Hat Security Advisory 2021-3336-01 - The System Security Services Daemon service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch and the Pluggable Authentication Modules interfaces toward the system, and a pluggable back-end system to connect to multiple different account sources. Issues addressed include code execution and memory leak vulnerabilities.
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Red Hat Security Advisory 2021-3371-01 - The cloud-init packages provide a set of init scripts for cloud instances. Cloud instances need special scripts to run during initialization to retrieve and install SSH keys, and to let the user run various scripts.
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Red Hat Security Advisory 2021-3380-01 - This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Issues addressed include bypass, out of bounds write, and privilege escalation vulnerabilities.
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Red Hat Security Advisory 2021-3375-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include bypass, out of bounds write, and privilege escalation vulnerabilities.
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Red Hat Security Advisory 2021-3320-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include a use-after-free vulnerability.
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Red Hat Security Advisory 2021-3315-01 - The glibc packages provide the standard C libraries, POSIX thread libraries, standard math libraries, and the name service cache daemon used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Issues addressed include a buffer overflow vulnerability.
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Red Hat Security Advisory 2021-3317-01 - hw: Vector Register Data Sampling hw: L1D Cache Eviction Sampling hw: Special Register Buffer Data Sampling hw: Information disclosure issue in Intel SGX via RAPL interface hw: Vector Register Leakage-Active. Issues addressed include information leakage and privilege escalation vulnerabilities.
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Ubuntu Security Notice 5055-1 - Michael Catanzaro discovered that grilo incorrectly handled certain TLS certificate verification. An attacker could possibly use this issue to MITM attacks.
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Red Hat Security Advisory 2021-3295-01 - libsndfile is a C library for reading and writing files containing sampled sound, such as AIFF, AU, or WAV. Issues addressed include buffer overflow and code execution vulnerabilities.
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Red Hat Security Advisory 2021-3296-01 - The libX11 packages contain the core X11 protocol client library.
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