platform/x86: ISST: Add a NULL check for sst_inst[]
Summary
| CVE | CVE-2026-89439 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-11 20:19:24 UTC |
| Updated | 2026-09-11 20:19:24 UTC |
| Description | 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[]. |
Risk And Classification
EPSS: 0.002000000 probability, percentile 0.099670000 (date 2026-09-12)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected d805456c712f93ba8a012430f2a93bec133b6ff4 49a95fe1f64f41c2e8959e525aefdb10f23b293e git | Not specified |
| CNA | Linux | Linux | affected d805456c712f93ba8a012430f2a93bec133b6ff4 c280fcd53b938b70c7dee9ce1a66b32bd6e5ebaa git | Not specified |
| CNA | Linux | Linux | affected d805456c712f93ba8a012430f2a93bec133b6ff4 ef7975af15126dd70ace519da7bb33f2848b9064 git | Not specified |
| CNA | Linux | Linux | affected d805456c712f93ba8a012430f2a93bec133b6ff4 3de2776e9d7073765c10c2326c2bda5926811ea6 git | Not specified |
| CNA | Linux | Linux | affected 6.4 | Not specified |
| CNA | Linux | Linux | unaffected 6.4 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.109 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.50 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.2.4 7.2.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.3-rc1 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/3de2776e9d7073765c10c2326c2bda5926811ea6 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/c280fcd53b938b70c7dee9ce1a66b32bd6e5ebaa | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/49a95fe1f64f41c2e8959e525aefdb10f23b293e | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/ef7975af15126dd70ace519da7bb33f2848b9064 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.