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CVE-2025-14769
HIGH7.5
Description
In some cases, the `tcp-setmss` handler may free the packet data and throw an error without halting the rule processing engine. A subsequent rule can then allow the traffic after the packet data is gone, resulting in a NULL pointer dereference. Maliciously crafted packets sent from a remote host may result in a Denial of Service (DoS) if the `tcp-setmss` directive is used and a subsequent rule would allow the traffic to pass.
CVE Details
CVSS v3.1 Score7.5
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published3/9/2026
Last Modified3/17/2026
Sourcenvd
Honeypot Sightings0
Affected Products
freebsd:freebsd
Weaknesses (CWE)
CWE-476
References
https://security.freebsd.org/advisories/FreeBSD-SA-25:11.ipfw.asc(secteam@freebsd.org)
IOC Correlations
No correlations recorded
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