medium6.5
CVE-2026-19448
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 A stack memory corruption vulnerability exists in the AIX IPsec ESP decapsulation handler.
Impact
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 A stack memory corruption vulnerability exists in the AIX IPsec ESP decapsulation handler. Successful exploitation may corrupt kernel stack state and cause a system crash, resulting in denial of service.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Ibm | Vios | from 4.1.0 before 4.1.0.50 from 4.1.1.0 before 4.1.1.30 from 4.1.2.0 before 4.1.2.20 |
| Ibm | Aix | from 7.2.5 through 7.2.5.212 from 7.3.2 through 7.3.2.5 from 7.3.3 through 7.3.3.2 from 7.3.4 through 7.3.4.1 |