CVE-2025-40187

Updated:

Description:

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.

CVSS3: 7


Vendor State

OS Vendor version Errata
Oracle Linux 8 UEK 6 5.4.17-2136.350.3.1.el8uek ELSA-2025-28049
Debian 11 5.10.247-1 DLA-4404-1
Debian 11 cloud 5.10.247-1 DLA-4404-1
Oracle Linux 9 UEK 7 5.15.0-315.196.5.1.el9uek ELSA-2025-28048
Oracle Linux 8 UEK 7 5.15.0-315.196.5.1.el8uek ELSA-2025-28048
Amazon Linux 2023 6.1.158-178.288.amzn2023 ALAS2023-2025-1297

KernelCare State

OS Original kernel version State
Oracle Linux 8 UEK 6
Planned
Debian 11
Planned
Debian 11 cloud
Planned
Oracle Linux 9 UEK 7
Planned
Oracle Linux 8 UEK 7
Planned
Amazon Linux 2023
Planned