CVE-2025-21483
high-risk
Published 2025-09-24
Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
Do I need to act?
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0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (20)
Affected Vendors
References (1)
65
/ 100
high-risk
Severity
32/34 · Critical
Exploitability
0/34 · Minimal
Exposure
33/34 · Critical