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AlmaLinux Security Advisories

Source: https://errata.almalinux.org/

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  • High max 9.3

    Important: flatpak security update

    Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es): * flatpak: Flatpak: Arbitrary code execution via crafted symlinks in sandbox-expose options (CVE-2026-34078) * flatpak: Flatpak: Arbitrary f…

    first May 28, 2026
  • High max 7.5

    Important: .NET 9.0 security update

    .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK…

    first May 28, 2026
  • High max 7.5

    Important: jq security update

    jq is a lightweight and flexible command-line JSON processor. jq is like sed for JSON data. You can use it to slice, filter, map, or transform structured data with the same ease that sed, awk, grep, or similar applications allow you to manipulate text. Securi…

    first May 19, 2026
  • High max 7.5

    Important: delve security update

    Delve is a debugger for the Go programming language. The goal of the project is to provide a simple, full featured debugging tool for Go. Delve should be easy to invoke and easy to use. Chances are if you're using a debugger, things aren't going your way. Wit…

    first Jun 4, 2026
  • High max 8.6

    Important: libsoup3 security update

    Libsoup is an HTTP library implementation in C. It was originally part of a SOAP (Simple Object Access Protocol) implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages. libsoup uses the Glib main loop and is des…

    first Feb 5, 2026
  • High max 7.5

    Important: .NET 8.0 security update

    .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK…

    first May 27, 2026
  • High max 8.3

    Important: ruby4.0 security update

    Ruby is the interpreted scripting language for quick and easy object-oriented programming. It has many features to process text files and to do system management tasks (as in Perl). It is simple, straight-forward, and extensible. Security Fix(es): * ruby/json…

    first May 26, 2026
  • High max 8.4

    Important: dnsmasq security update

    The dnsmasq packages contain Dnsmasq, a lightweight DNS (Domain Name Server) forwarder and DHCP (Dynamic Host Configuration Protocol) server. Security Fix(es): * dnsmasq: dnsmasq: heap buffer overflow in cache via NAME_ESCAPE expansion (CVE-2026-2291) * dnsma…

    first May 19, 2026
  • High max 7.5

    Important: python-markdown security update

    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 vario…

    first May 19, 2026
  • High max 7.4

    Important: rsync security update

    The rsync utility enables the users to copy and synchronize files locally or across a network. Synchronization with rsync is fast because rsync only sends the differences in files over the network instead of sending whole files. The rsync utility is also used…

    first May 19, 2026
  • High max 7.5

    Important: dovecot security update

    Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided …

    first May 19, 2026
  • High max 9.1

    Important: unbound security update

    The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fix(es): * unbound: Heap overflow and crash with multiple nsid, cookie, padding EDNS options (CVE-2026-42944) * unbound: Unbound DNSSEC Validator Denial of Serv…

    first Jun 4, 2026
  • High max 8.0

    Important: cockpit security update

    Cockpit enables users to administer GNU/Linux servers using a web browser. It offers network configuration, log inspection, diagnostic reports, SELinux troubleshooting, interactive command-line sessions, and more. Security Fix(es): * cockpit: Cockpit: Arbitra…

    first May 28, 2026
  • High max 7.8

    Important: wireshark security update

    The wireshark packages contain a network protocol analyzer used to capture and browse the traffic running on a computer network. Security Fix(es): * wireshark: Heap-based Buffer Overflow in Wireshark (CVE-2026-5405) * wireshark: Improper Limitation of a Pathn…

    first May 26, 2026
  • High max 7.5

    Important: libsndfile security update

    libsndfile is a C library for reading and writing files containing sampled sound, such as AIFF, AU, or WAV. Security Fix(es): * libsndfile: integer overflow in ima_reader_init() (CVE-2026-37555) For more details about the security issue(s), including the impa…

    first May 20, 2026
  • High max 9.8

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: Other issue in the WebRTC component (CVE-2026-8094) * firefox: Memory safety bugs fixed in Firefox ESR 115.35.2, Firef…

    first May 19, 2026
  • High max 5.1

    Important: giflib security update

    giflib is a library for reading and writing gif images. Security Fix(es): * giflib: Giflib: Double-free vulnerability leading to memory corruption (CVE-2026-23868) For more details about the security issue(s), including the impact, a CVSS score, acknowledgmen…

    first May 19, 2026
  • High max 7.8

    Important: libtiff security update

    The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files. Security Fix(es): * libtiff: libtiff: Arbitrary code execution or denial of service via signed integer overflow in TIFF file processing (CVE-2026-4775)…

    first May 19, 2026
  • High max 8.8

    Important: flatpak security update

    Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es): * flatpak: Flatpak: Arbitrary code execution via missing symlink protection (CVE-2026-90616) * flatpak: flatpak: Arbitrary write access as r…

    first Oct 12, 2026
  • High max 7.8

    Important: flatpak-builder security update

    Flatpak-builder is a tool for building flatpaks from sources. Security Fix(es): * flatpak-builder: Host code execution via `git am` hook execution in patch source extraction (`use-git-am`) (CVE-2026-86320) For more details about the security issue(s), includi…

    first Oct 12, 2026
  • High max 9.1

    Important: dovecot security update

    Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided …

    first Oct 8, 2026
  • High max 8.2

    Important: cjose security update

    CJose is C library implementing the Javascript Object Signing and Encryption (JOSE). Security Fix(es): * cjose: cjose: Heap buffer overflow in AES Key Wrap decryption leads to denial of service (CVE-2026-53938) For more details about the security issue(s), in…

    first Oct 8, 2026
  • High max 9.2

    Important: python3.12 security update

    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 vario…

    first Oct 6, 2026
  • High max 10.0
    ALSA-2026:70642 44 CVEs

    Important: thunderbird security update

    Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fix(es): * firefox: thunderbird: Privilege escalation in the DOM: Workers component (CVE-2026-16365) * firefox: thunderbird: Sandbox escape in the Remote Settings Client component (CVE-20…

    first Sep 23, 2026
  • High max 9.8
    ALSA-2026:70459 13 CVEs 1 exploited

    Important: kernel security, bug fix, and enhancement update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (CVE-2025-39964) * kernel: iommu/vt-d: Clear Present bit before tearing down PASID …

    first Sep 22, 2026
  • High max 8.8
    ALSA-2026:69914 16 CVEs

    Important: postgresql:15 security update

    PostgreSQL is an advanced object-relational database management system (DBMS). Security Fix(es): * postgresql: PostgreSQL: Arbitrary code execution via integer wraparound in tsvector and tsquery functions (CVE-2026-14662) * postgresql: PostgreSQL: Arbitrary c…

    first Sep 22, 2026
  • High max 9.1

    Important: podman security update

    The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use container pods. Container pods is a concept in Kubernetes. Security Fix(es): * crypto/x509: golang: Denial of Service due to e…

    first Feb 25, 2026
  • High max 7.3

    Important: perl-IO-Compress security update

    This distribution provides a Perl interface to allow reading and writing of compressed data created with the zlib and bzip2 libraries. IO-Compress supports reading and writing of bzip2, RFC 1950, RFC 1951, RFC 1952 (i.e. gzip) and zip files/buffers. The follo…

    first Jun 29, 2026
  • High max 9.1

    Important: perl-Archive-Tar security update

    Archive::Tar provides an object oriented mechanism for handling tar files. It provides class methods for quick and easy files handling while also allowing for the creation of tar file objects for custom manipulation. If you have the IO::Zlib module installed,…

    first Jun 29, 2026
  • High max 9.6

    Important: git-lfs security update

    Git Large File Storage (LFS) replaces large files such as audio samples, videos, datasets, and graphics with text pointers inside Git, while storing the file contents on a remote server. Security Fix(es): * golang.org/x/net/idna: golang: golang.org/x/net/idna…

    first Jun 29, 2026
  • High max 9.6
    ALSA-2026:30846 29 CVEs

    Important: thunderbird security update

    Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fix(es): * firefox: thunderbird: Sandbox escape in the DOM: Workers component (CVE-2026-12294) * firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sand…

    first Jun 29, 2026
  • High max 7.5

    Important: skopeo security update

    The skopeo command lets you inspect images from container image registries, get images and image layers, and use signatures to create and verify files. Security Fix(es): * net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679) * crypto/x…

    first Jun 24, 2026
  • High max 8.1

    Important: memcached security update

    memcached is a high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load. Security Fix(es): * memcached: memcached: Username enumeration via timing …

    first Jun 22, 2026
  • High max 9.8
    ALSA-2026:27288 15 CVEs

    Important: kernel security, bug fix, and enhancement update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: can: isotp: fix tx.buf use-after-free in isotp_sendmsg() (CVE-2026-31474) * kernel: mptcp: fix slab-use-after-free in __inet_lookup_established (…

    first Jun 19, 2026
  • High max 7.8

    Important: xorg-x11-server-Xwayland security, bug fix, and enhancement update

    Xwayland is an X server for running X clients under Wayland. Security Fix(es): * xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch (CVE-2026-50256) * xorg-x11-serve…

    first Jun 17, 2026
  • High max 7.5

    Important: dracut security update

    The dracut packages contain an event-driven initial RAM file system (initramfs) generator infrastructure based on the udev device manager. The virtual file system, initramfs, is loaded together with the kernel at boot time and initializes the system, so it ca…

    first Jun 17, 2026
  • High max 7.4

    Important: fence-agents security update

    The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. Security Fix(es): * python-pyjwt: PyJWT: Authenti…

    first Jun 15, 2026
  • High max 7.7

    Important: valkey security update

    Valkey is an advanced key-value store. It is often referred to as a data structure server since keys can contain strings, hashes, lists, sets and sorted sets. You can run atomic operations on these types, like appending to a string; incrementing the value in …

    first Jun 11, 2026
  • High max 7.5

    Important: .NET 10.0 security update

    .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK…

    first Jun 10, 2026
  • High max 7.5

    Important: .NET 8.0 security update

    .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK…

    first Jun 10, 2026