CVE-2025-40187
In the Linux kernel, the following vulnerability has been resolved: net/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce() If new_asoc->peer.adaptation_ind=0 and sctp_ulpevent_make_authkey=0 and sctp_ulpevent_make_authkey() returns 0, then the variable ai_ev remains zero and the zero will be dereferenced in the sctp_ulpevent_free() function.
Published:Nov 12, 2025
Last Modified:Jul 30, 2026
EPS:Nov 12, 2025
EPSS Score:0.00207
CVSS Score:7.5
Affected Products
Vendor
Product
Action
Vendor
Linux
Product
Linux Kernel
Linux
Linux Kernel
Exploits
No exploit reference
Common Weakness Enumeration
No CWE recorded yet
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
