Red Hat Security Advisory: OpenShift Container Platform 4.13.71 packages and security update

Fixed packages 29

Vulnerabilities 7

• Critical 9.1
  CVE-2025-68121

  Unexpected session resumption in crypto/tls

  During session resumption in crypto/tls, if the underlying Config has its ClientCAs or RootCAs fields mutated between the initial handshake and the resumed handshake, the resumed handshake may succeed when it should have failed. This may happen when a user ca…

  Go standard library crypto/tls langfuse-3-worker katib-suggestion-hyperopt Debian Ubuntu Azure Linux Alpine Wolfi Go
  Feb 5, 2026
• High 7.8
  CVE-2026-15809

  Github.com/cri-o/cri-o: fix bypass for cve-2022-4318 — /etc/passwd injection via home env

  A flaw was found in CRI-O. The fix for a previous vulnerability (CVE-2022-4318) was incorrect, allowing it to be bypassed. An attacker capable of setting environment variables on a container can inject a newline character into the HOME environment variable. T…

  Red Hat Red Hat OpenShift Container Platform 4 Red Hat OpenShift Container Platform 5 Red Hat OpenShift Container Platform 4.14 Azure Linux
  Jul 15, 2026
• High 7.5
  CVE-2026-25679

  Incorrect parsing of IPv6 host literals in net/url

  url.Parse insufficiently validated the host/authority component and accepted some invalid URLs.

  Go standard library net/url langfuse-3-worker katib-suggestion-hyperopt Debian Ubuntu Azure Linux Alpine Wolfi Go
  Mar 6, 2026
• High 7.5
  CVE-2026-32280

  Unexpected work during chain building in crypto/x509

  During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 an…

  Go standard library crypto/x509 golang go Debian Ubuntu Azure Linux Alpine Wolfi Go
  Apr 8, 2026
• High 7.5
  CVE-2026-34986

  Go JOSE affect by a panic in JWE decryption

  Go JOSE provides an implementation of the Javascript Object Signing and Encryption set of standards in Go, including support for JSON Web Encryption (JWE), JSON Web Signature (JWS), and JSON Web Token (JWT) standards. Prior to 4.1.4 and 3.0.5, decrypting a JS…

  go-jose go-jose zot kubescape Debian Ubuntu Alpine Wolfi Go
  Apr 6, 2026
• High 7.5
  CVE-2026-39820

  Quadratic string concatentation in consumeComment in net/mail

  Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations.

  Go standard library net/mail golang go Debian Ubuntu Azure Linux Alpine Wolfi Go
  May 7, 2026
• High 7.5
  CVE-2026-42499

  Quadratic string concatenation in consumePhrase in net/mail

  Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322.

  Go standard library net/mail golang go Debian Ubuntu Azure Linux Alpine Wolfi Go
  May 7, 2026

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2437111
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2445356
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2455470
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2456339
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2467809
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2467820
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2500846
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_65838.json
• report
  https://access.redhat.com/security/cve/CVE-2025-68121
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-68121
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-68121
• article
  https://go.dev/cl/737700
• article
  https://go.dev/issue/77217
• article
  https://groups.google.com/g/golang-announce/c/K09ubi9FQFk
• advisory
  https://pkg.go.dev/vuln/GO-2026-4337
• report
  https://access.redhat.com/security/cve/CVE-2026-15809
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-15809
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-15809
• article
  https://github.com/cri-o/cri-o/pull/6450
• article
  https://github.com/cri-o/cri-o/pull/6524
• report
  https://access.redhat.com/security/cve/CVE-2026-25679
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-25679
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-25679
• article
  https://go.dev/cl/752180
• article
  https://go.dev/issue/77578
• article
  https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk
• advisory
  https://pkg.go.dev/vuln/GO-2026-4601
• report
  https://access.redhat.com/security/cve/CVE-2026-32280
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-32280
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-32280
• article
  https://go.dev/cl/758320
• article
  https://go.dev/issue/78282
• article
  https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU
• advisory
  https://pkg.go.dev/vuln/GO-2026-4947
• report
  https://access.redhat.com/security/cve/CVE-2026-34986
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-34986
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-34986
• article
  https://github.com/go-jose/go-jose/security/advisories/GHSA-78h2-9frx-2jm8