CVE-2025-61099
FRRouting/FRR NULL Pointer Dereference Denial of Service Vulnerability
Description
FRRouting/frr from v2.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the opaque_info_detail function at ospf_opaque.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted LS Update packet.
INFO
Published Date :
Oct. 27, 2025, 7:16 p.m.
Last Modified :
Oct. 27, 2025, 7:16 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-61099
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update FRRouting to a version later than 10.4.1.
- Apply vendor-provided security patches.
- Monitor network traffic for suspicious LS Update packets.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-61099.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-61099 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-61099
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-61099 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-61099 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Oct. 27, 2025
Action Type Old Value New Value Added Description FRRouting/frr from v2.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the opaque_info_detail function at ospf_opaque.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted LS Update packet. Added Reference https://github.com/FRRouting/frr/issues/19471 Added Reference https://github.com/FRRouting/frr/pull/19480 Added Reference https://github.com/FRRouting/frr/pull/19480/commits/0042fbe8ca5aba866b4f0d166e54066bba5ab14e Added Reference https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61099.md