Known vulnerabilities in Red Hat Enterprise Linux for IBM z Systems 9

Vendor: Red Hat Inc.
Software: Red Hat Enterprise Linux for IBM z Systems
Version: 9
Software CPE: cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems:*:*:*:*:*:red_hat_enterprise_linux:*:*
Website: https://www.redhat.com/en
Total vulnerabilities: 3384
Public exploits: 144
Known exploited (KEV): 40
Highest CVSSv4 Score: 9.4

Vulnerabilities by Severity

Severity distribution of vulnerabilities affecting Red Hat Enterprise Linux for IBM z Systems version 9 Red Hat Enterprise Linux for IBM z Systems 9 is affected by 3384 vulnerabilities: 24 critical, 627 high, 1373 medium, 1360 low Critical High Medium Low

Vulnerabilities (3384)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU141136 - Allocation of Resources Without Limits or Throttling
CVE-2026-18649		 CWE-770 Medium
No
No
 - 06.08.2026 SB2026080646
SB2026081124
#VU139868 - Improper input validation
CVE-2026-64531		 CWE-20 Low
No
No
 - 28.07.2026 SB2026072861
SB2026080379
SB2026080772
and 4 more
#VU139603 - Improper Initialization
CVE-2026-64368		 CWE-665 Low
No
No
 - 27.07.2026 SB20260727206
SB2026081111
SB2026081112
#VU139214 - Improper input validation
CVE-2026-10723		 CWE-20 Medium
No
No
 - 23.07.2026 SB2026072347
SB2026072441
SB2026073103
and 13 more
#VU139212 - Improper Check or Handling of Exceptional Conditions
CVE-2026-11331		 CWE-703 Medium
No
No
 - 23.07.2026 SB2026072347
SB2026072441
SB2026073103
and 12 more
#VU139210 - Resource exhaustion
CVE-2026-11622		 CWE-400 Medium
No
No
 - 23.07.2026 SB2026072347
SB2026072441
SB2026073103
and 15 more
#VU139209 - Improper input validation
CVE-2026-11721		 CWE-20 Medium
No
No
 - 23.07.2026 SB2026072347
SB2026072441
SB2026073103
and 15 more
#VU139207 - Reachable Assertion
CVE-2026-13204		 CWE-617 Medium
No
No
 - 23.07.2026 SB2026072347
SB2026072441
SB2026073103
and 15 more
#VU139206 - Improper input validation
CVE-2026-13321		 CWE-20 Low
No
No
 - 23.07.2026 SB2026072347
SB2026072441
SB2026073103
and 15 more
#VU138989 - Protection Mechanism Failure
CVE-2026-16390		 CWE-693 Medium
No
No
 - 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 18 more
#VU137818 - Improper Access Control
CVE-2026-15719		 CWE-284 High
No
No
 - 16.07.2026 SB2026071604
SB2026072301
SB2026072442
and 17 more
#VU137817 - Access of Uninitialized Pointer
CVE-2026-15718		 CWE-824 High
No
No
 - 16.07.2026 SB2026071604
SB2026072301
SB2026072442
and 17 more
#VU137389 - Resource exhaustion
CVE-2026-42127		 CWE-400 Medium
No
No
 - 13.07.2026 SB2026071338
SB2026081237
SB2026081258
#VU135588 - Stack-based buffer overflow
CVE-2026-53202		 CWE-121 Low
No
No
 - 26.06.2026 SB20260626146
SB20260721153
SB2026072258
and 2 more
#VU135486 - Use After Free
CVE-2026-53264		 CWE-416 Low
No
No
 - 26.06.2026 SB2026062652
SB2026080363
SB2026081212
and 4 more
#VU134361 - Insufficient Verification of Data Authenticity
CVE-2026-10846		 CWE-345 Medium
No
No
 - 11.06.2026 SB2026061165
SB2026061166
SB2026061167
and 12 more
#VU131218 - Improper Privilege Management
CVE-2025-54518		 CWE-269 Low
No
No
 - 12.05.2026 SB20260512104
SB2026051316
SB2026051320
and 78 more
#VU130733 - Out-of-bounds read
CVE-2026-43450		 CWE-125 Low
No
No
 - 08.05.2026 SB2026050881
SB2026061292
SB2026070778
and 29 more
#VU127619 - Use After Free
CVE-2026-31530		 CWE-416 Low
No
No
 - 24.04.2026 SB20260424188
SB20260513116
SB20260721108
and 15 more
#VU124859 - Use After Free
CVE-2026-23415		 CWE-416 Low
No
No
 - 03.04.2026 SB2026040318
SB2026080635
SB2026081112


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