Known vulnerabilities in Red Hat OpenShift Container Platform 4

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CVE list

CVE	Summary	Score	Published
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-2026-42534	NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability in the jostle logic that could defeat its…	6.9 Medium	May 20, 2026
CVE-2026-41292	NLnet Labs Unbound up to and including version 1.25.0 is vulnerable to a degradation of service attack related to…	6.6 Medium	May 20, 2026
CVE-2026-33278	NLnet Labs Unbound 1.19.1 up to and including version 1.25.0 has a vulnerability in the DNSSEC validator that enables…	9.1 Critical	May 20, 2026
CVE-2026-43618	Rsync version 3.4.2 and prior contain an integer overflow vulnerability in the compressed-token decoder where a 32-bit…	6.1 Medium	May 20, 2026
CVE-2026-42009	Gnutls: gnutls: denial of service via dtls packet reordering vulnerability	7.5 High	May 18, 2026
CVE-2026-45736	ws is an open source WebSocket client and server for Node.js	4.4 Medium	May 15, 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-2026-44432	urllib3 is an HTTP client library for Python	8.9 High	May 13, 2026
CVE-2026-44293	protobufjs compiles protobuf definitions into JavaScript (JS) functions	7.7 High	May 13, 2026
CVE-2026-44289	protobufjs compiles protobuf definitions into JavaScript (JS) functions	7.5 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-2026-5172	A buffer overflow in dnsmasq’s extract_addresses() function allows an attacker to trigger a heap out-of-bounds read…	7.3 High	May 11, 2026
CVE-2026-4892	A heap-based out-of-bounds write vulnerability in the DHCPv6 implementation of dnsmasq allows local attackers to execute…	8.4 High	May 11, 2026
CVE-2026-4891	A heap-based out-of-bounds read vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a…	5.3 Medium	May 11, 2026
CVE-2026-4890	A Denial of Service (DoS) vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of…	7.5 High	May 11, 2026
CVE-2026-43500	In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged…	7.8 High	May 11, 2026
CVE-2026-8177	XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing…	7.5 High	May 10, 2026
CVE-2026-42258	Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby	5.8 Medium	May 9, 2026
CVE-2026-42246	Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby	7.6 High	May 9, 2026
CVE-2026-41163	bubblewrap is a low-level unprivileged sandboxing tool	8.7 High	May 9, 2026
CVE-2026-43329	In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: strictly check for maximum…	7.8 High	May 8, 2026
CVE-2026-42264	Axios is a promise based HTTP client for the browser and Node.js	7.4 High	May 8, 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

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