CVE-2021-27439 | BDVDB-2026-175133 Detail

Description#

TencentOS-tiny version 3.1.0 is vulnerable to integer wrap-around in function 'tos_mmheap_alloc incorrect calculation of effective memory allocation size. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Impact#

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Exploit#

History#

1. Version 12022-05-03Record published in the CVE List.
2. Version 22025-04-16Most recent update recorded in the CVE List.