Denial of service in GNU Unrtf



Risk Medium
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2025-65411
CWE-ID CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 unrtf
Universal components / Libraries / Libraries used by multiple products

Vendor GNU

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU121147

Risk: Medium

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-65411

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error when processing data passed via the search_path parameter. A remote attacker can crash the application.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

unrtf: 0.18.1 - 0.21.10

CPE2.3 External links

https://github.com/MAXEUR5/Vulnerability_Disclosures/blob/main/2025/CVE-2025-65411.md
https://lists.gnu.org/archive/html/bug-unrtf/2025-11/msg00000.html
https://sources.debian.org/src/unrtf/0.21.10-clean-1/src/main.c/#L661


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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