MEDIUM 5.5 Microsoft
CVE-2026-89742
rapidio: mport_cdev: fix use-after-free in dma_req_free()
Microsoft Security Update 2026-Sep: rapidio: mport_cdev: fix use-after-free in dma_req_free()
Affected Products
- azl3 kernel 6.6.152.1-1 on Azure Linux 3.0
- azl3 kernel 6.6.150.1-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-89742
- https://nvd.nist.gov/vuln/detail/CVE-2026-89742
This medium severity vulnerability with a CVSS score of 5.5 was published on 2026-09-08 via Microsoft. Affected: azl3 kernel 6.6.152.1-1 on Azure Linux 3.0, azl3 kernel 6.6.150.1-1 on Azure Linux 3.0.
vulnfeed aggregates 18513 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.