Red Hat Security Advisory: OpenShift Container Platform 4.20.24 packages and security update

Fixed packages 138

Vulnerabilities 2

• High 7.1
  CVE-2026-46333 Public exploit

  ptrace: slightly saner 'get_dumpable()' logic

  In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'get_dumpable()' logic The 'dumpability' of a task is fundamentally about the memory image of the task - the concept comes from whether it can core dump or not - and ma…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  May 15, 2026
• Medium 4.3
  CVE-2025-58183

  Unbounded allocation when parsing GNU sparse map in archive/tar

  tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A maliciously-crafted archive containing a large number of sparse regions can cause a Reader to read an unbounded amount of data from the archiv…

  Go standard library archive/tar katib-suggestion-hyperopt katib-earlystopping Debian Ubuntu Azure Linux Alpine Wolfi Go
  Oct 29, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2407258
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_21701.json
• report
  https://access.redhat.com/security/cve/CVE-2025-58183
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-58183
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-58183
• article
  https://access.redhat.com/errata/RHSA-2026:3122
• article
  https://go.dev/cl/709861
• article
  https://go.dev/issue/75677
• article
  https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI
• advisory
  https://pkg.go.dev/vuln/GO-2025-4014
• report
  https://access.redhat.com/security/cve/CVE-2026-46333
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2477802
• article
  https://access.redhat.com/security/vulnerabilities/RHSB-2026-004
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-46333
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-46333
• article
  https://blog.qualys.com/vulnerabilities-threat-research/2026/05/20/cve-2026-46333-local-root-privilege-escalation-and-credential-disclosure-in-the-linux-kernel-ptrace-path
• article
  https://github.com/torvalds/linux/commit/31e62c2ebbfdc3fe3dbdf5e02c92a9dc67087a3a