CVE-2023-39189
Published: Oct 9, 2023
Modified: Nov 6, 2025
CVSS v3.1
5.1
Description
A flaw was found in the Netfilter subsystem in the Linux kernel. The nfnl_osf_add_callback function did not validate the user mode controlled opt_num field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.
| Vendor | Product | Versions |
|---|---|---|
Red Hat | Red Hat Enterprise Linux 8 | unaffected 0:4.18.0-553.rt7.342.el8_10 - < * |
Red Hat | Red Hat Enterprise Linux 8 | unaffected 0:4.18.0-553.el8_10 - < * |
Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:5.14.0-427.13.1.el9_4 - < * |
Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:5.14.0-427.13.1.el9_4 - < * |
Red Hat | Red Hat Enterprise Linux 6 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 9 | All versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:L
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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