High [CVE-2024-5564] Libndp: buffer overflow in route information length field
This high-severity Red Hat Linux advisory covers CVE-2024-5564 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Enterprise Linux 8.2 Advanced Update Support.
Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.
VulniPulse record published
Summary
A vulnerability was found in libndp. This flaw allows a local malicious user to cause a buffer overflow in NetworkManager, triggered by sending a malformed IPv6 router advertisement packet.
Red Hat rates this as an Important severity, as a local attacker may gain enough information to jeopardize the environment's confidentiality, integrity and availability. Weakness: CWE-120.
Affected Red Hat products: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 8.2 Advanced Update Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Telecommunications Update Service; Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.6 Telecommunications Update Service; Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions; Red Hat Enterprise Linux 8.8 Extended Update Support; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions; Red Hat Enterprise Linux 9.2 Extended Update Support.
Red Hat fixing advisory: RHBA-2025:6631, RHSA-2024:4622, RHSA-2024:4620, RHSA-2024:4640, RHSA-2024:4618, RHSA-2024:4643, RHSA-2024:4641, RHSA-2024:4636, RHSA-2024:4619, RHSA-2024:4642.
Is CVE-2024-5564 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2024-5564 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2024-5564?
Upgrade to a fixed release named by Red Hat:
- libndp-0:1.9-2.el10
- libndp-0:1.2-10.el7_9
- libndp-0:1.7-7.el8_10
- libndp-0:1.7-4.el8_2
- libndp-0:1.7-6.el8_4
- libndp-0:1.7-7.el8_6
- libndp-0:1.7-7.el8_8
- libndp-0:1.8-6.el9_4
- libndp-0:1.8-5.el9_0
- libndp-0:1.8-5.el9_2
- RHBA-2025:6631
- RHSA-2024:4622
8 more fixed releases are listed below.
Confirm against the vendor advisory before you patch.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative. Check it before change work.
Official advisory · high-confidence parse· fetched 6 days ago·verify at source
- libndp-0:1.9-2.el10
- libndp-0:1.2-10.el7_9
- libndp-0:1.7-7.el8_10
- libndp-0:1.7-4.el8_2
- libndp-0:1.7-6.el8_4
- libndp-0:1.7-7.el8_6
- libndp-0:1.7-7.el8_8
- libndp-0:1.8-6.el9_4
- libndp-0:1.8-5.el9_0
- libndp-0:1.8-5.el9_2
- RHBA-2025:6631
- RHSA-2024:4622
- RHSA-2024:4620
- RHSA-2024:4640
- RHSA-2024:4618
- RHSA-2024:4643
- RHSA-2024:4641
- RHSA-2024:4636
- RHSA-2024:4619
- RHSA-2024:4642
Official advisory · high-confidence parse· fetched 6 days ago·verify at source
Mitigation checklist
- Currently there is no mitigation available for this vulnerability. Please make sure to update as the fixes become available.
Official advisory · high-confidence parse· fetched 6 days ago·verify at source
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