Unrated severityNVD Advisory· Published Sep 16, 2025· Updated Jan 14, 2026
RISC-V: KVM: fix stack overrun when loading vlenb
CVE-2025-39815
Description
In the Linux kernel, the following vulnerability has been resolved:
RISC-V: KVM: fix stack overrun when loading vlenb
The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand.
Affected products
2- Linux/Linuxv5Range: 6.8
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3News mentions
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