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Important: Red Hat Security Advisory: OpenShift Container Platform 4.18.20 bug fix and security update

🗓️ 17 Jul 2025 21:32:29Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 13 Views

Red Hat OpenShift Container Platform 4.18.20 includes important security updates and bug fixes.

Related
Refs
ReporterTitlePublishedViews
Family
OSV		CLEANSTART-2026-ME47927 net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines
30 Jan 202615:43
–osv
OSV		CLEANSTART-2026-OJ41940 net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines
30 Jan 202615:13
–osv
OSV		CLEANSTART-2026-PA85871 net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines
30 Jan 202615:42
–osv
OSV		CLEANSTART-2026-PG91940 net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines
30 Jan 202615:31
–osv
OSV		CLEANSTART-2026-SB25660 net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines
30 Jan 202616:44
–osv
OSV		CLEANSTART-2026-SF49994 Security fixes for CVE-2025-0913, CVE-2025-22866, CVE-2025-22870, CVE-2025-22871, CVE-2025-22873, CVE-2025-4673, CVE-2025-4674, CVE-2025-47906, CVE-2025-47907, CVE-2025-47912, CVE-2025-58183, CVE-2025-58185, CVE-2025-58186, CVE-2025-58187, CVE-2025-58188, CVE-2025-58189, CVE-2025-61723, CVE-2025-61724, CVE-2025-61725, CVE-2025-61726, CVE-2025-61727, CVE-2025-61728, CVE-2025-61729, CVE-2025-61730, CVE-2025-61731, CVE-2025-61732, CVE-2026-25679, CVE-2026-27139, CVE-2026-27140, CVE-2026-27142, CVE-2026-27143, CVE-2026-27144, CVE-2026-27145, CVE-2026-32280, CVE-2026-32281, CVE-2026-32282, CVE-2026-32283, CVE-2026-32288, CVE-2026-32289, CVE-2026-33811, CVE-2026-33814, CVE-2026-39817, CVE-2026-39819, CVE-2026-39820, CVE-2026-39823, CVE-2026-39824, CVE-2026-39825, CVE-2026-39826, CVE-2026-39836, CVE-2026-42499, CVE-2026-42501, CVE-2026-42504, CVE-2026-42507 applied in versions: 1.18.2-r0, 1.18.2-r1, 1.19.0-r0
8 Jun 202614:10
–osv
OSV		CLEANSTART-2026-SO16176 excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate
30 Jan 202615:39
–osv
OSV		CLEANSTART-2026-UL50886 Security fixes for CVE-2022-46146, CVE-2024-24786, CVE-2025-22871, CVE-2025-22873, CVE-2025-4673, CVE-2025-4674, CVE-2025-47906, CVE-2025-47907, CVE-2025-47912, CVE-2025-58183, CVE-2025-58185, CVE-2025-58186, CVE-2025-58187, CVE-2025-58188, CVE-2025-58189, CVE-2025-61723, CVE-2025-61724, CVE-2025-61725, CVE-2025-61726, CVE-2025-61727, CVE-2025-61728, CVE-2025-61729, CVE-2025-61730, CVE-2025-61731, CVE-2025-61732, CVE-2025-68121, CVE-2026-25679, CVE-2026-27139, CVE-2026-27142, CVE-2026-33811, CVE-2026-33814, CVE-2026-39817, CVE-2026-39819, CVE-2026-39820, CVE-2026-39823, CVE-2026-39825, CVE-2026-39826, CVE-2026-39836, CVE-2026-42499, CVE-2026-42501, ghsa-6v2p-p543-phr9, ghsa-cgrx-mc8f-2prm, ghsa-f6x5-jh6r-wrfv, ghsa-hcg3-q754-cr77, ghsa-j5w8-q4qc-rx2x, ghsa-qxp5-gwg8-xv66, ghsa-v778-237x-gjrc, ghsa-vvgc-356p-c3xw applied in versions: 1.11.0-r0, 1.5.0-r0, 1.6.1-r0, 1.8.0-r3
13 Jul 202607:56
–osv
OSV		CLEANSTART-2026-VU62737 excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate
26 Feb 202600:41
–osv
OSV		CLSA-2025-1751893905 sudo: Fix of CVE-2025-32462
7 Jul 202513:11
–osv
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11 Jul 2026 23:52Current
7High risk
Vulners AI Score7
CVSS 3.18.8 - 9.1
EPSS0.03239
SSVC
security updatebug fixopenshift container platform4.18.20vulnerabilitiescve details
13