CVE-2021-27439
TencentOS-tiny Integer Overflow or Wraparound
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 7.3EPSS 1.4%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
03 May 2022Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected products
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