CVE-2025-48990

NeKernal (version 0.0.2) has a 1-byte heap overflow in rt_copy_memory that writes a null terminator to dst[len]. When len equals the destination buffer size (256 bytes), this extra write overruns the buffer by one byte. The patch in commit fb7b7f658327f659c6a6da1af151cb389c2ca4ee removes the over...

CVE-2025-48990 NeKernel has Heap Overflow in `rt_copy_memory`

NeKernal is a free and open-source operating system stack. Version 0.0.2 has a 1-byte heap overflow in rtcopymemory, which unconditionally wrote a null terminator at dstlen. When len equals the size of the destination buffer 256 bytes, that extra '\0' write overruns the buffer by one byte. To avo...

CVE-2025-48990 NeKernel has Heap Overflow in `rt_copy_memory`

NeKernal is a free and open-source operating system stack. Version 0.0.2 has a 1-byte heap overflow in rtcopymemory, which unconditionally wrote a null terminator at dstlen. When len equals the size of the destination buffer 256 bytes, that extra '\0' write overruns the buffer by one byte. To avo...

NeKernel 安全漏洞

NeKernel is a kernel operating system from the NeKernel open source. A security vulnerability exists in NeKernel version 0.0.2, which stems from a byte heap overflow in the rtcopymemory function, which could lead to memory corruption...