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CVE-2025-59351

Dragonfly possibly panics due to nil pointer dereference when using variables created alongside an error

Published: Sep 17, 2025Updated: Sep 18, 2025 Sources: CVE List NVD GHSACWE-476
5.3MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 76.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, the first return value of a function is dereferenced even when the function returns an error. This can result in a nil dereference, and cause code to panic. This vulnerability is fixed in 2.1.0.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-476

Affected Products

Go
package-ecosystem
github.com/dragonflyoss/dragonfly
OSS Libraries
d7y.io/dragonfly/v2
OSS Libraries
dragonflyoss
oss-projectaka dragonfly, dragonfly2
dragonflyOn-prem
Networking Infrastructure / load-balancer-proxy
linuxfoundation
oss-project·USaka yocto, pytorch, everest
dragonfly
AI / ML / ml-framework

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://github.com/dragonflyoss/dragonfly/security/advisories/GHSA-4mhv-8rh3-4ghw
github.com
https://github.com/dragonflyoss/dragonfly/blob/main/docs/security/dragonfly-comprehensive-report-2023.pdf
github.com
https://nvd.nist.gov/vuln/detail/CVE-2025-59351
nvd.nist.gov
and 2 more references View all →

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