Software Detail
Title
CVE
CRITICAL
HIGH
MEDIUM
LOW
CWE
Number of items displayed
Red Hat Enterprise Linux Number Of NVD 1700 CRITICAL 140 HIGH 597 MEDIUM 811 LOW 151
URL https://www.redhat.com/technologies/linux-platforms/enterprise-linux
Explanation Full support is 5.5 years from release.
Maintenance support (security updates only) is for 3.5 years.
After that, extended support is available for a fee.
Tag
  • Linux
  • 商用ライセンス有り
Add Information URL
No Type Name URL
1 https://access.redhat.com/ja/articles/16476
2 https://access.redhat.com/support/policy/updates/errata
3 https://access.redhat.com/articles/3078
4 https://access.redhat.com/security
5 https://access.redhat.com/errata/#/?q=&p=1&sort=portal_publication_date%20desc&rows=10&portal_advisory_type=Security%20Advisory
List Of Product  [ Click to show release history and vulnerability information ]
No Name Latest Version Release date Initial release Normal Support Security Support
Service Pack Support		 Extended
for a fee		 Critical High Medium Low
1 Red Hat Enterprise Linux 9 9.7 Nov. 11, 2025 May 17, 2022 9 134 180 17
2 Red Hat Enterprise Linux 8 8.10 May 22, 2024 May 7, 2019 May 30, 2029 48 321 451 50
3 Red Hat Enterprise Linux 7 7.9 Sept. 29, 2020 Dec. 11, 2013 Aug. 6, 2020 June 30, 2024 96 277 277 46
4 Red Hat Enterprise Linux 6 6.10 June 19, 2018 Nov. 9, 2010 May 10, 2022 Nov. 30, 2020 June 30, 2024 76 170 210 55
5 Red Hat Enterprise Linux 5 5.11 Sept. 16, 2014 March 15, 2007 March 31, 2017 Nov. 30, 2020 24 59 89 40
6 Red Hat Enterprise Linux 4 4.5 Feb. 29, 2012 March 31, 2017 5 30 29 16
7 Red Hat Enterprise Linux 3 3.0 0 33 44 17
8 Red Hat Enterprise Linux 2 2.1 Update 7 April 28, 2005 0 32 37 6
NVD Vulnerability Information
  • CRITICAL
  • HIGH
  • MEDIUM
  • LOW
No CVSS3
CVSS2		 Level
Attach Vector		 Title CWE CVE cpe23Uri or higher or less more than less than Update date
Published date		 Show Affected Exploit
PoC
Search
1 4.9
- 		MEDIUM
Network 		A flaw was found in 389 Directory Server. The PBKDF2-SHA256 password storage plugin does not enforce an upper bound on the iteration count extracted from stored password hashes. A privileged attacker… Update CWE-400
 Uncontrolled Resource Consumption 		CVE-2026-11790 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-13 03:21
2026-06-9 		Show GitHub Exploit DB Packet Storm
2 6.5
- 		MEDIUM
Network 		A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a… Update CWE-191
 Integer Underflow (Wrap or Wraparound) 		CVE-2026-11789 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-13 03:30
2026-06-9 		Show GitHub Exploit DB Packet Storm
3 7.5
- 		HIGH
Network 		A flaw was found in 389 Directory Server. The dereference control plugin does not check for allocation failure before using a BER structure, allowing an unauthenticated remote attacker to crash the L… Update CWE-476
 NULL Pointer Dereference 		CVE-2026-11788 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-13 03:30
2026-06-9 		Show GitHub Exploit DB Packet Storm
4 6.3
- 		MEDIUM
Network 		A flaw was found in 389 Directory Server. The ldap_utf8prev() function reads bytes before the start of a buffer without bounds checking, causing a heap buffer over-read in string filter parsing that … Update CWE-126
 Buffer Over-read 		CVE-2026-11787 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-13 03:38
2026-06-9 		Show GitHub Exploit DB Packet Storm
5 6.5
- 		MEDIUM
Network 		A flaw was found in 389 Directory Server. The LDIF parser reads past the end of a heap buffer when processing attribute types with trailing semicolons during database import, causing an out-of-bounds… Update CWE-125
Out-of-bounds Read 		CVE-2026-11786 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-13 03:40
2026-06-9 		Show GitHub Exploit DB Packet Storm
6 4.3
- 		MEDIUM
Network 		A flaw was found in 389 Directory Server. A type confusion in the SSO token extended operation handler causes partial stack address information to be disclosed in LDAP responses to authenticated user… Update CWE-843
Type Confusion 		CVE-2026-11785 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:10.0:* 		2026-06-13 03:47
2026-06-9 		Show GitHub Exploit DB Packet Storm
7 5.5
- 		MEDIUM
Local 		A use-after-free flaw was found in the X.Org X server and Xwayland in CreateSaverWindow(). A client can trigger a use-after-free read after changing window attributes and forcing the screen saver, le… CWE-416
 Use After Free 		CVE-2026-50263 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-12 04:46
2026-06-5 		Show GitHub Exploit DB Packet Storm
8 7.8
- 		HIGH
Local 		A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter(). A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroy… CWE-416
 Use After Free 		CVE-2026-50260 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-12 03:36
2026-06-5 		Show GitHub Exploit DB Packet Storm
9 7.8
- 		HIGH
Local 		A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. _XkbSetMapChecks() declares a fixed-size stack buffer mapWidths[256] indexed by key type index. The helper function Ch… CWE-121
Stack-based Buffer Overflow 		CVE-2026-50259 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-9 03:28
2026-06-5 		Show GitHub Exploit DB Packet Storm
10 7.8
- 		HIGH
Local 		A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. The X server has multiple stack buffers sized XkbMaxShiftLevel * XkbNumKbdGroups but CheckKeyTypes() does not verify o… CWE-121
Stack-based Buffer Overflow 		CVE-2026-50258 cpe:2.3:o:redhat:enterprise_linux:9.0:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*
cpe:2.3:o:redhat:enterprise_linux… 		2026-06-9 01:46
2026-06-5 		Show GitHub Exploit DB Packet Storm