7.3Hoch
CVE-2026-77235Missing privilege check in SecureContext_FreeContext in FreeRTOS-Kernel
Beschreibung
Missing privilege verification in the secure context cleanup handler in FreeRTOS-Kernel before 11.3.1 might allow local users to cause a use-after-free condition in secure-world memory via the SVC handler for secure context deallocation. To remediate this issue, users should upgrade to version 11.3.1 or later.
Schwachstellentyp (CWE):
CWE-416
Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.
Betroffene Produkte und Versionen
| Hersteller | Produkt | Versionen | |
|---|---|---|---|
| amazon | freertos | 10.2.0 – < 11.3.1 | |
| FreeRTOS | FreeRTOS-Kernel | 10.2.0 – ≤ 11.3.0 |
Referenzen und Patches
- https://github.com/FreeRTOS/FreeRTOS-Kernel/releases/tag/V11.3.1 patchRelease Notes
- https://aws.amazon.com/security/security-bulletins/2026-086-aws/ vendor-advisoryVendor Advisory
- https://github.com/FreeRTOS/FreeRTOS-Kernel/security/advisories/GHSA-55pf-q87x-c58c third-party-advisoryVendor Advisory
CPE-Treffer (NVD) (1)
cpe:2.3:o:amazon:freertos:*:*:*:*:*:*:*:*≥ 10.2.0 < 11.3.1