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Vulnerabilities of Red Hat Red Hat Certification Program for Red Hat Enterprise Linux 9

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CVE Summary Score Published
CVE-2026-114236 storage/pkg/archive.ApplyLayer and ApplyUncompressedLayer may, when processing corrupt or malicious inputs, leak a… 3.3 Low Oct 21, 2026
CVE-2026-107935 Gvisor-tap-vsock: gvisor-tap-vsock: unathenticated arbitrary file deletion on the host via /expose 9.3 Critical Oct 9, 2026
CVE-2026-89091 Ansible-core: ansible-core: ansible-galaxy collection install symlink path escape allows arbitrary file write / code execution 8.8 High Oct 8, 2026
CVE-2026-19391 Insights-core: insights-core: incomplete credential redaction exposes sssd bind passwords and pacemaker fence credentials in uploaded archives 6.5 Medium Aug 11, 2026
CVE-2026-39821 The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label 9.6 Critical May 22, 2026
CVE-2026-33811 When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a… 7.5 High May 7, 2026
CVE-2026-39820 Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion… 7.5 High May 7, 2026
CVE-2026-42499 Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322 7.5 High May 7, 2026
CVE-2026-33814 When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it… 7.5 High May 7, 2026
CVE-2026-32280 During chain building, the amount of work that is done is not correctly limited when a large number of intermediate… 7.5 High Apr 8, 2026
CVE-2026-32283 If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection… 7.5 High Apr 8, 2026
CVE-2026-33810 When verifying a certificate chain containing excluded DNS constraints, these constraints are not correctly applied to… 7.5 High Apr 8, 2026
CVE-2026-33186 gRPC-Go is the Go language implementation of gRPC 9.1 Critical Mar 20, 2026
CVE-2026-25679 url.Parse insufficiently validated the host/authority component and accepted some invalid URLs 7.5 High Mar 6, 2026
CVE-2026-27137 When verifying a certificate chain which contains a certificate containing multiple email address constraints which… 7.5 High Mar 6, 2026
CVE-2025-61726 The net/url package does not set a limit on the number of query parameters in a query 7.5 High Jan 28, 2026
CVE-2025-11065 Github.com/go-viper/mapstructure/v2: go-viper's mapstructure may leak sensitive information in logs in github.com/go-viper/mapstructure 5.3 Medium Jan 26, 2026
CVE-2025-56005 An undocumented and unsafe feature in the PLY (Python Lex-Yacc) library 3.11 allows Remote Code Execution (RCE) via… 9.8 Critical Jan 20, 2026
CVE-2026-21441 urllib3 is an HTTP client library for Python 8.9 High Jan 7, 2026
CVE-2024-1394 Golang-fips/openssl: memory leaks in code encrypting and decrypting rsa payloads 7.5 High Mar 21, 2024

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