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AlmaLinux Security Advisories

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

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  • High max 8.8
    ALSA-2026:19225 4 CVEs 1 exploited

    Important: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: Linux kernel: Denial of Service in authencesn due to too-short AAD (CVE-2026-23060) * kernel: crypto: algif_aead - Revert to operating out-of-pla…

    first May 19, 2026
  • High max 8.8
    ALSA-2023:3432 2 CVEs 2 exploited

    Important: webkit2gtk3 security update

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * webkitgtk: a use-after-free when processing maliciously crafted web content (CVE-2023-32373) * webkitgtk: an out-of-bounds read when processing maliciou…

    first Jun 5, 2023
  • High max 8.8
    ALSA-2023:2653 2 CVEs 1 exploited

    Important: webkit2gtk3 security update

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * WebKitGTK: Regression of CVE-2023-28205 fixes in the AlmaLinux (CVE-2023-2203) For more details about the security issue(s), including the impact, a CVS…

    first May 9, 2023
  • High max 8.8
    ALSA-2023:0903 1 CVE 1 exploited

    Important: webkit2gtk3 security update

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * webkitgtk: processing maliciously crafted web content may be exploited for arbitrary code execution (CVE-2023-23529) For more details about the security…

    first Feb 22, 2023
  • High max 8.8
    ALSA-2023:0021 1 CVE 1 exploited

    Important: webkit2gtk3 security update

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * webkitgtk: processing maliciously crafted web content may lead to an arbitrary code execution (CVE-2022-42856) For more details about the security issue…

    first Jan 4, 2023
  • Medium max 7.8
    ALSA-2022:8267 31 CVEs 1 exploited

    Moderate: kernel security, bug fix, and enhancement update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * off-path attacker may inject data or terminate victim's TCP session (CVE-2020-36516) * use-after-free vulnerability in function sco_sock_sendmsg() (CVE-2…

    first Nov 15, 2022
  • Medium max 7.8
    ALSA-2022:7933 31 CVEs 1 exploited

    Moderate: kernel-rt security and bug fix update

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * off-path attacker may inject data or terminate victim's TCP session (CVE-2020-36516) * use-after…

    first Nov 15, 2022
  • Medium max 8.8
    ALSA-2022:6634 1 CVE 1 exploited

    Moderate: webkit2gtk3 security update

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. The following packages have been upgraded to a later upstream version: webkit2gtk3 (2.36.7). Security Fix(es): * webkitgtk: processing maliciously crafted web content may l…

    first Sep 20, 2022
  • High max 7.8
    ALSA-2026:A003 1 CVE 1 exploited

    Important: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: crypto: algif_aead - Revert to operating out-of-place (CVE-2026-31431) For more details about the security issue(s), including the impact, a CVSS…

    first May 1, 2026
  • High max 9.2
    ALSA-2026:90449 1 CVE 1 exploited

    Important: brotli security update

    Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and 2nd order context modeling, with a compression ratio comparable to the best currently available g…

    first Oct 26, 2026
  • Medium max 7.5
    ALSA-2024:2368 3 CVEs 1 exploited

    Moderate: mod_http2 security update

    The mod_http2 Apache httpd module implements the HTTP2 protocol (h2+h2c) on top of libnghttp2 for httpd 2.4 servers. Security Fix(es): * httpd: mod_http2: DoS in HTTP/2 with initial window size 0 (CVE-2023-43622) * mod_http2: reset requests exhaust memory (in…

    first Apr 30, 2024
  • High max 7.8
    ALSA-2026:A010 2 CVEs 1 exploited

    Important: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers (CVE-2026-46300) * kernel: ptrace: require CAP_SYS_PTRACE when task has n…

    first May 16, 2026
  • High max 9.2
    ALSA-2026:87071 3 CVEs 2 exploited

    Important: php8.4 security update

    PHP is an HTML-embedded scripting language. PHP attempts to make it easy for developers to write dynamically generated web pages. PHP also offers built-in database integration for several commercial and non-commercial database management systems, so writing a…

    first Oct 21, 2026
  • High max 9.2
    ALSA-2026:87070 3 CVEs 2 exploited

    Important: php security update

    PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. Security Fix(es): * php: php: Denial of Service via unbounded recursion in SOAP parser (CVE-2026-91765) * php: OOM bailout during request parsing leads to memory corruption …

    first Oct 21, 2026
  • Medium max 7.5
    ALSA-2023:6120 1 CVE 1 exploited

    Moderate: nginx:1.22 security update

    nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fix(es): * HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE…

    first Oct 25, 2023
  • Medium max 7.5
    ALSA-2023:6077 2 CVEs 1 exploited

    Moderate: toolbox security update

    The rhel9/toolbox container image can be used with Toolbox to obtain AlmaLinux based containerized command line environments to aid with development and software testing. Toolbox is built on top of Podman and other standard container technologies from OCI. Th…

    first Oct 24, 2023
  • High max 7.5
    ALSA-2023:5929 1 CVE 1 exploited

    Important: tomcat security update

    Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies. Security Fix(es): * HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487) For more details about the…

    first Oct 19, 2023
  • High max 7.5
    ALSA-2023:5924 1 CVE 1 exploited

    Important: varnish security update

    Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up. Security Fix(es): * HTTP/2: Multiple HTTP/2 enabled web s…

    first Oct 19, 2023
  • High max 7.5
    ALSA-2023:5849 4 CVEs 1 exploited

    Important: nodejs:18 security update

    Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Security Fix(es): * HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-20…

    first Oct 18, 2023
  • High max 7.5
    ALSA-2023:5838 1 CVE 1 exploited

    Important: nghttp2 security update

    libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 (HTTP/2) protocol in C. Security Fix(es): * HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487) For more details about…

    first Oct 18, 2023
  • High max 7.5
    ALSA-2023:5749 1 CVE 1 exploited

    Important: .NET 7.0 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 7.0…

    first Oct 16, 2023
  • High max 7.5
    ALSA-2023:5708 1 CVE 1 exploited

    Important: dotnet6.0 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 6.0…

    first Oct 16, 2023
  • High max 7.8
    ALSA-2023:1691 1 CVE 1 exploited

    Important: kernel-rt security and bug fix update

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: FUSE filesystem low-privileged user privileges escalation (CVE-2023-0386) For more detai…

    first Apr 11, 2023
  • High max 7.9
    ALSA-2023:1470 3 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: tun: avoid double free in tun_free_netdev (CVE-2022-4744) * ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266) * …

    first Mar 27, 2023
  • High max 7.9
    ALSA-2023:1469 3 CVEs 1 exploited

    Important: kernel-rt security and bug fix update

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744) * ALSA: pcm: Move rwsem lock i…

    first Mar 27, 2023
  • High max 7.8
    ALSA-2023:1703 1 CVE 1 exploited

    Important: kernel security and bug fix update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: FUSE filesystem low-privileged user privileges escalation (CVE-2023-0386) For more details about the security issue(s), including the impact, a C…

    first Apr 11, 2023
  • High max 8.8
    ALSA-2023:1918 1 CVE 1 exploited

    Important: webkit2gtk3 security update

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * WebKitGTK: use-after-free leads to arbitrary code execution (CVE-2023-28205) For more details about the security issue(s), including the impact, a CVSS …

    first Apr 20, 2023
  • High max 9.8
    ALSA-2026:70498 12 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 23, 2026
  • High max 7.5
    ALSA-2026:36788 2 CVEs 1 exploited

    Important: tomcat security, bug fix, and enhancement update

    Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies. Security Fix(es): * Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor (CVE-2026-29146) * Apache Tomcat…

    first Jul 8, 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-2026:19074 4 CVEs 1 exploited

    Important: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: Linux kernel: Denial of Service in authencesn due to too-short AAD (CVE-2026-23060) * kernel: crypto: algif_aead - Revert to operating out-of-pla…

    first May 19, 2026
  • High max 8.6
    ALSA-2025:11533 7 CVEs 1 exploited

    Important: git security update

    Git is a distributed revision control system with a decentralized architecture. As opposed to centralized version control systems with a client-server model, Git ensures that each working copy of a Git repository is an exact copy with complete revision histor…

    first Jul 22, 2025
  • High max 7.8
    ALSA-2025:15662 1 CVE 1 exploited

    Important: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() (CVE-2025-38352) For more details about the security issue…

    first Sep 11, 2025
  • Medium max 9.8
    ALSA-2025:16904 6 CVEs 1 exploited

    Moderate: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: fs: export anon_inode_make_secure_inode() and fix secretmem LSM bypass (CVE-2025-38396) * kernel: smb: client: fix use-after-free in cifs_oplock_…

    first Sep 29, 2025
  • High max 9.8
    ALSA-2024:5102 149 CVEs 1 exploited

    Important: kernel-rt security update

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: efivarfs: force RO when remounting if SetVariable is not supported (CVE-2023-52463) * ke…

    first Aug 8, 2024
  • High max 9.8
    ALSA-2026:13578 7 CVEs 1 exploited

    Important: kernel-rt security update

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: nvme: avoid double free special payload (CVE-2024-41073) * kernel: net: qlogic/qede: fix…

    first May 5, 2026
  • Medium max 8.8
    ALSA-2020:4451 57 CVEs 4 exploited

    Moderate: GNOME security, bug fix, and enhancement update

    GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later upstream version: gnome-remote-desktop (0.1.8), pipewire (0.3.6), vte291 (0.52.4), webkit2gtk3 (2.28.4), xdg-desktop-portal (1.6.0), xdg-desktop-portal…

    first Nov 3, 2020
  • High max 9.8
    ALSA-2026:10766 26 CVEs 1 exploited

    Important: firefox security update

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Incorrect boundary conditions in the Libraries component in NSS (CVE-2026-6772) * firefox: thunderbird: U…

    first Apr 27, 2026
  • High max 8.8
    ALSA-2026:19666 3 CVEs 1 exploited

    Important: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: "Fragnesia" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kerne…

    first May 20, 2026
  • High max 9.8
    ALSA-2024:5101 160 CVEs 1 exploited

    Important: kernel security update

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: powerpc: Fix access beyond end of drmem array (CVE-2023-52451) * kernel: efivarfs: force RO when remounting if SetVariable is not supported (CVE-…

    first Aug 8, 2024