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Vulnerabilities of Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support

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CVE Summary Score Published
CVE-2026-48864 A flaw was found in libsolv 7.8 High May 26, 2026
CVE-2026-4480 Samba: samba: remote code execution in printing subsystem via unescaped job description 9.0 Critical May 26, 2026
CVE-2026-46300 Exploited Linux Kernel Missing Initialization of a Variable Vulnerability 7.8 High May 23, 2026
CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through… 8.8 High May 23, 2026
CVE-2026-8632 A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software 8.5 High May 20, 2026
CVE-2026-8631 A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software 9.3 Critical May 20, 2026
CVE-2026-9064 389-ds-base: 389-ds-base: unbounded ldap controls count in get_ldapmessage_controls_ext() causes cpu and heap amplification (remote dos) 7.5 High May 20, 2026
CVE-2026-8975 Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150 8.8 High May 19, 2026
CVE-2026-8947 Use-after-free in the DOM: Bindings (WebIDL) component 7.3 High May 19, 2026
CVE-2026-8946 Incorrect boundary conditions in the Audio/Video: Web Codecs component 7.5 High May 19, 2026
CVE-2026-42009 Gnutls: gnutls: denial of service via dtls packet reordering vulnerability 7.5 High May 18, 2026
CVE-2026-46333 In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'get_dumpable()' logic The… 7.1 High May 15, 2026
CVE-2025-54518 Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to… 7.3 High May 15, 2026
CVE-2026-44673 libyang is a YANG data modeling language library 7.5 High May 14, 2026
CVE-2026-6478 Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover… 6.5 Medium May 14, 2026
CVE-2026-6477 Use of inherently dangerous function PQfn(..., result_is_int=0, ...) in PostgreSQL libpq lo_export(), lo_read(),… 8.8 High May 14, 2026
CVE-2026-6473 Integer wraparound in multiple PostgreSQL server features allows an unprivileged database user to cause the server to… 8.8 High May 14, 2026
CVE-2026-8401 Sandbox escape in the Profile Backup component 9.8 Critical May 12, 2026
CVE-2026-42006 An attacker can cause uncontrolled memory usage with excessive bracing over IMAP 4.3 Medium May 12, 2026
CVE-2026-8391 Other issue in the JavaScript Engine component 5.3 Medium May 12, 2026
CVE-2026-8388 Incorrect boundary conditions in the JavaScript Engine: JIT component 6.5 Medium May 12, 2026
CVE-2026-28901 The issue was addressed with improved memory handling 4.3 Medium May 11, 2026
CVE-2026-28946 A use-after-free issue was addressed with improved memory management 6.5 Medium May 11, 2026
CVE-2026-28947 A use-after-free issue was addressed with improved memory management 8.8 High May 11, 2026
CVE-2026-43658 The issue was addressed with improved memory handling 7.5 High May 11, 2026

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