Medium severity6.7NVD Advisory· Published Aug 20, 2026
CVE-2026-19783
CVE-2026-19783
Description
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause kernel memory corruption due to insufficient validation. A crafted filesystem image can trigger an out-of-bounds kernel-stack write during directory reads, causing a system crash or potentially enabling privilege escalation.
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Affected products
2- Range: 4.1
Patches
Vulnerability mechanics
References
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