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WS-2023-0223

Date: August 19, 2025

On windows, atty dereferences a potentially unaligned pointer.In practice however, the pointer won't be unaligned unless a custom global allocator is used. In particular, the System allocator on windows uses HeapAlloc, which guarantees a large enough alignment.

Language: RUST

Severity Score

Related Resources (6)

https://rustsec.org/advisories/RUSTSEC-2021-0145.html
https://github.com/softprops/atty/pull/51
https://github.com/softprops/atty/issues/50
https://github.com/advisories/GHSA-g98v-hv3f-hcfr
https://github.com/softprops/atty
https://www.mend.io/vulnerability-database/WS-2023-0223

Severity Score

Weakness Type (CWE)

Untrusted Pointer Dereference

CWE-822

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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