CVE-2021-38604

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-38604
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-08-12T16:15:10
  • Last Modified Date
  • 2022-09-28T20:03:38
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* 1 OR 2.34
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:22.1.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:22.1.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:22.2.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:22.1.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:22.2.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:enterprise_operations_monitor:4.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:enterprise_operations_monitor:4.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:oracle:enterprise_operations_monitor:5.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
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@lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/ Mailing List Third Party Advisory
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;a=commit;h=4cc79c217744743077bf7a0ec5e0a4318f1e6641 Mailing List Patch Third Party Advisory
https://sourceware.org/git/?p=glibc.git;a=commit;h=b805aebd42364fe696e417808a700fdb9800c9e8 Mailing List Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2022.html Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-38604
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38604
History
Created Old Value New Value Data Type Notes
2022-05-10 06:52:06 Added to TrackCVE
2022-12-05 08:02:00 2021-08-12T16:15Z 2021-08-12T16:15:10 CVE Published Date updated
2022-12-05 08:02:00 2022-09-28T20:03:38 CVE Modified Date updated
2022-12-05 08:02:00 Analyzed Vulnerability Status updated
2022-12-05 08:02:04 References updated