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cve[email protected]CVE-2021-38604
HistoryAug 12, 2021 - 4:15 p.m.

CVE-2021-38604

2021-08-1216:15:10
CWE-476
web.nvd.nist.gov
125
3
cve-2021-38604
glibc
librt
null pointer dereference
nvd
security vulnerability

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.4 High

AI Score

Confidence

High

0.017 Low

EPSS

Percentile

87.8%

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.

Affected configurations

NVD
Node
gnuglibcRange2.34
Node
fedoraprojectfedoraMatch35
Node
oraclecommunications_cloud_native_core_binding_support_functionMatch22.1.3
OR
oraclecommunications_cloud_native_core_network_function_cloud_native_environmentMatch22.1.0
OR
oraclecommunications_cloud_native_core_network_repository_functionMatch22.1.2
OR
oraclecommunications_cloud_native_core_network_repository_functionMatch22.2.0
OR
oraclecommunications_cloud_native_core_security_edge_protection_proxyMatch22.1.1
OR
oraclecommunications_cloud_native_core_unified_data_repositoryMatch22.2.0
OR
oracleenterprise_operations_monitorMatch4.3
OR
oracleenterprise_operations_monitorMatch4.4
OR
oracleenterprise_operations_monitorMatch5.0
CPENameOperatorVersion
gnu:glibcgnu glibcle2.34

Social References

More

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.4 High

AI Score

Confidence

High

0.017 Low

EPSS

Percentile

87.8%