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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👁 18 Views

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

Related
Refs
ReporterTitlePublishedViews
Family
osv
OSV		CLEANSTART-2026-FU47971 protojson
7 Apr 202600:47
–osv
osv
OSV		CLEANSTART-2026-GK50991 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
8 Jun 202614:52
–osv
osv
OSV		CLEANSTART-2026-IA37596 net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines
30 Jan 202615:41
–osv
osv
OSV		CLEANSTART-2026-JT73156 protojson
11 Apr 202600:42
–osv
osv
OSV		CLEANSTART-2026-KK19266 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
8 Jun 202614:53
–osv
osv
OSV		CLEANSTART-2026-KK99760 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
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
OSV		CLEANSTART-2026-MW42038 Security fixes for CVE-2019-16884, CVE-2019-19921, CVE-2019-5736, CVE-2021-30465, CVE-2021-43784, CVE-2022-29162, CVE-2023-25809, CVE-2023-27561, CVE-2023-28642, CVE-2024-21626, CVE-2024-45310, CVE-2024-45338, CVE-2025-0913, CVE-2025-22870, CVE-2025-22871, CVE-2025-22872, CVE-2025-22873, CVE-2025-4673, CVE-2025-4674, CVE-2025-47906, CVE-2025-47907, CVE-2025-47911, CVE-2025-47912, CVE-2025-52881, CVE-2025-58183, CVE-2025-58185, CVE-2025-58186, CVE-2025-58187, CVE-2025-58188, CVE-2025-58189, CVE-2025-58190, 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-2025-65637, CVE-2025-68121, CVE-2026-25679, CVE-2026-25680, CVE-2026-25681, CVE-2026-27136, CVE-2026-27139, CVE-2026-27142, CVE-2026-27145, CVE-2026-33811, CVE-2026-33814, CVE-2026-39820, CVE-2026-39821, CVE-2026-39823, CVE-2026-39825, CVE-2026-39826, CVE-2026-39836, CVE-2026-42499, CVE-2026-42502, CVE-2026-42504, CVE-2026-42506, CVE-2026-42507, ghsa-4f99-4q7p-p3gh, ghsa-cgrx-mc8f-2prm, ghsa-qxp5-gwg8-xv66, ghsa-vvgc-356p-c3xw applied in versions: 1.0.0_rc10-r0, 1.0.0_rc7-r0, 1.0.0_rc9-r0, 1.0.0_rc95-r0, 1.0.3-r0, 1.1.12-r0, 1.1.14-r0, 1.1.2-r0, 1.1.4-r0, 1.1.4-r7, 1.4.2-r0, 1.4.2-r1
21 Jul 202611:18
–osv
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
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
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06 Aug 2026 21:10Current
7High risk
Vulners AI Score7
CVSS 3.18.8 - 9.1
EPSS0.03665
SSVC
security updatebug fixopenshift container platform4.18.20vulnerabilitiescve details
18