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Vulnerabilities of Red Hat Red Hat Enterprise Linux AppStream (v. 8)

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CVE Summary Score Published
CVE-2026-42508 Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation 9.1 Critical May 22, 2026
CVE-2026-39829 The RSA and DSA public key parsers did not enforce size limits on key parameters 7.5 High May 22, 2026
CVE-2026-39830 A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the… 9.1 Critical May 22, 2026
CVE-2026-39835 SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be… 5.3 Medium May 22, 2026
CVE-2026-39832 When adding a key to a remote agent constraint extensions such as restrict-destination-v00@openssh.com were not… 9.1 Critical May 22, 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-2026-5946 Multiple flaws have been identified in `named` related to the handling of DNS messages whose CLASS is not Internet… 7.5 High May 20, 2026
CVE-2026-3039 BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive… 7.5 High May 20, 2026
CVE-2026-42959 NLnet Labs Unbound up to and including version 1.25.0 has a denial of service vulnerability in the DNSSEC validator that… 8.7 High May 20, 2026
CVE-2026-42944 NLnet Labs Unbound 1.14.0 up to and including version 1.25.0 has a vulnerability that results in heap overflow when… 8.7 High 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-2026-44673 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-2026-44432 urllib3 is an HTTP client library for Python 8.9 High May 13, 2026
CVE-2026-42945 NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module 8.1 High May 13, 2026
CVE-2026-42338 ip-address is a library for parsing and manipulating IPv4 and IPv6 addresses in JavaScript 5.3 Medium May 12, 2026
CVE-2026-42899 Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service… 7.5 High May 12, 2026
CVE-2026-8401 Sandbox escape in the Profile Backup component 9.8 Critical May 12, 2026

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