CVE-2021-38604

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-38604
In librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CVE-2021-33574 fix.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://blog.tuxcare.com/cve/tuxcare-team-identifies-cve-2021-38604-a-new-vulnerability-in-glibc Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/
https://security.gentoo.org/glsa/202208-24 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210909-0005/ Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=28213 Issue Tracking Patch Third Party Advisory
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=4cc79c217744743077bf7a0ec5e0a4318f1e6641
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=b805aebd42364fe696e417808a700fdb9800c9e8
https://www.oracle.com/security-alerts/cpujul2022.html Patch Third Party Advisory
https://blog.tuxcare.com/cve/tuxcare-team-identifies-cve-2021-38604-a-new-vulnerability-in-glibc Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/
https://security.gentoo.org/glsa/202208-24 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210909-0005/ Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=28213 Issue Tracking Patch Third Party Advisory
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=4cc79c217744743077bf7a0ec5e0a4318f1e6641
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=b805aebd42364fe696e417808a700fdb9800c9e8
https://www.oracle.com/security-alerts/cpujul2022.html Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:22.1.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:22.1.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:22.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:22.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:22.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_operations_monitor:4.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_operations_monitor:4.4:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_operations_monitor:5.0:*:*:*:*:*:*:*
History

21 Nov 2024, 06:17

Type Values Removed Values Added
References () https://blog.tuxcare.com/cve/tuxcare-team-identifies-cve-2021-38604-a-new-vulnerability-in-glibc - Exploit, Third Party Advisory () https://blog.tuxcare.com/cve/tuxcare-team-identifies-cve-2021-38604-a-new-vulnerability-in-glibc - Exploit, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/ -
References () https://security.gentoo.org/glsa/202208-24 - Third Party Advisory () https://security.gentoo.org/glsa/202208-24 - Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20210909-0005/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20210909-0005/ - Third Party Advisory
References () https://sourceware.org/bugzilla/show_bug.cgi?id=28213 - Issue Tracking, Patch, Third Party Advisory () https://sourceware.org/bugzilla/show_bug.cgi?id=28213 - Issue Tracking, Patch, Third Party Advisory
References () https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=4cc79c217744743077bf7a0ec5e0a4318f1e6641 - () https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=4cc79c217744743077bf7a0ec5e0a4318f1e6641 -
References () https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=b805aebd42364fe696e417808a700fdb9800c9e8 - () https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=b805aebd42364fe696e417808a700fdb9800c9e8 -
References () https://www.oracle.com/security-alerts/cpujul2022.html - Patch, Third Party Advisory () https://www.oracle.com/security-alerts/cpujul2022.html - Patch, Third Party Advisory

15 Aug 2022, 11:15

Type Values Removed Values Added
References
  • (GENTOO) https://security.gentoo.org/glsa/202208-24 -

25 Jul 2022, 18:16

Type Values Removed Values Added
References
  • (N/A) https://www.oracle.com/security-alerts/cpujul2022.html -

07 Oct 2021, 19:06

Type Values Removed Values Added
CPE cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/ - Mailing List, Third Party Advisory

29 Sep 2021, 02:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/ -

16 Sep 2021, 13:10

Type Values Removed Values Added
References (CONFIRM) https://security.netapp.com/advisory/ntap-20210909-0005/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20210909-0005/ - Third Party Advisory

09 Sep 2021, 09:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20210909-0005/ -

23 Aug 2021, 12:13

Type Values Removed Values Added
CPE cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CWE CWE-476
References
  • (MISC) https://blog.tuxcare.com/cve/tuxcare-team-identifies-cve-2021-38604-a-new-vulnerability-in-glibc - Exploit, Third Party Advisory
References (MISC) https://sourceware.org/bugzilla/show_bug.cgi?id=28213 - (MISC) https://sourceware.org/bugzilla/show_bug.cgi?id=28213 - Issue Tracking, Patch, Third Party Advisory
References (MISC) https://sourceware.org/git/?p=glibc.git;a=commit;h=b805aebd42364fe696e417808a700fdb9800c9e8 - (MISC) https://sourceware.org/git/?p=glibc.git;a=commit;h=b805aebd42364fe696e417808a700fdb9800c9e8 - Mailing List, Patch, Third Party Advisory
References (MISC) https://sourceware.org/git/?p=glibc.git;a=commit;h=4cc79c217744743077bf7a0ec5e0a4318f1e6641 - (MISC) https://sourceware.org/git/?p=glibc.git;a=commit;h=4cc79c217744743077bf7a0ec5e0a4318f1e6641 - Mailing List, Patch, Third Party Advisory

12 Aug 2021, 16:53

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-12 16:15

Updated : 2024-11-21 06:17

NVD link : CVE-2021-38604

Mitre link : CVE-2021-38604

CVE.ORG link : CVE-2021-38604

JSON object : View

Products Affected

oracle

  • communications_cloud_native_core_unified_data_repository
  • enterprise_operations_monitor
  • communications_cloud_native_core_security_edge_protection_proxy
  • communications_cloud_native_core_network_function_cloud_native_environment
  • communications_cloud_native_core_binding_support_function
  • communications_cloud_native_core_network_repository_function

fedoraproject

  • fedora

gnu

  • glibc
CWE
CWE-476

NULL Pointer Dereference