CVE-2026-89439

Summary

In the Linux kernel, the following vulnerability has been resolved:

platform/x86: ISST: Add a NULL check for sst_inst[]

To be consistent with other places, add a NULL check for failed socket loading by checking isst_common.sst_inst[].

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxd805456c712f93ba8a012430f2a93bec133b6ff4 < 49a95fe1f64f41c2e8959e525aefdb10f23b293eaffected
LinuxLinuxd805456c712f93ba8a012430f2a93bec133b6ff4 < c280fcd53b938b70c7dee9ce1a66b32bd6e5ebaaaffected
LinuxLinuxd805456c712f93ba8a012430f2a93bec133b6ff4 < ef7975af15126dd70ace519da7bb33f2848b9064affected
LinuxLinuxd805456c712f93ba8a012430f2a93bec133b6ff4 < 3de2776e9d7073765c10c2326c2bda5926811ea6affected
LinuxLinux6.4affected
LinuxLinux0 < 6.4unaffected
LinuxLinux6.12.109 <= 6.12.*unaffected
LinuxLinux6.18.50 <= 6.18.*unaffected
LinuxLinux7.2.4 <= 7.2.*unaffected
LinuxLinux7.3-rc1 <= *unaffected

Weaknesses

References