Known vulnerabilities in Red Hat OpenShift Container Platform 4

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CVE list

CVE	Summary	Score	Published
CVE-2026-42013	Gnutls: gnutls: certificate validation bypass due to oversized subject alternative name	8.2 High	May 26, 2026
CVE-2026-42015	Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling	5.3 Medium	May 26, 2026
CVE-2026-42012	A flaw was found in gnutls	7.1 High	May 26, 2026
CVE-2026-5260	Gnutls: gnutls: information disclosure via heap overread in rsa key exchange	8.2 High	May 26, 2026
CVE-2026-48864	Libsolv: heap buffer overflow in libsolv repopagestore via unchecked decompression of malicious .solv page data	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-2026-43503	In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through…	8.8 High	May 23, 2026
CVE-2026-39821	The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label	9.6 Critical	May 22, 2026
CVE-2026-9277	shell-quote's `quote()` function did not validate object-token inputs against the operator model used by `parse()`	8.1 High	May 22, 2026
CVE-2026-42508	Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation	9.1 Critical	May 22, 2026
CVE-2026-46595	Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…	10.0 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-2026-39828	When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were…	6.3 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-2026-9149	Libsolv: heap buffer overflow in libsolv repo_add_solv via negative maxsize from crafted .solv file	6.5 Medium	May 20, 2026
CVE-2026-9150	Libsolv: stack-based buffer overflow in libsolv's debian metadata parser when handling sha384/sha512 checksums	6.5 Medium	May 20, 2026
CVE-2026-5947	Undefined behavior may result due to a race condition leading to a use-after-free violation	7.5 High	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-2026-3593	A use-after-free vulnerability exists within the DNS-over-HTTPS implementation	7.4 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-2026-29518	Rsync versions before 3.4.3 contain a time-of-check to time-of-use (TOCTOU) race condition in daemon file handling…	7.3 High	May 20, 2026
CVE-2026-44390	NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability when handling replies with very large RRsets…	6.9 Medium	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

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