CVE-2021-38604
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Gnu Glibc
PublishedAug 12, 2021
First seenAug 12, 2021
Weakness typeCWE-476NULL pointer dereference
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnu glibc | v ≤ 2.34 | — |
| fedoraproject fedora | 35 | — |
| oracle communications_cloud_native_core_binding_support_function | 22.1.3 | — |
| oracle communications_cloud_native_core_network_function_cloud_native_environment | 22.1.0 | — |
| oracle communications_cloud_native_core_network_repository_function | 22.1.2, 22.2.0 | — |
| oracle communications_cloud_native_core_security_edge_protection_proxy | 22.1.1 | — |
| oracle communications_cloud_native_core_unified_data_repository | 22.2.0 | — |
| oracle enterprise_operations_monitor | 4.3, 4.4, 5.0 | — |
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