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RustSec
RustSec
•added 2026/05/02 12:00 p.m.•30 views

Potential out-of-bounds write via public `Context` fields

The Context struct has all fields public pub dlen, pub digest, etc.. Code from other modules within the same crate can directly modify dlen to a value exceeding the digest vector length. When reset is subsequently called, self.digestself.dlen as usize = 0 becomes an out-of-bounds write. Withdrawa...

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Positive Technologies
Positive Technologies
•added 2026/05/02 12:00 a.m.•6 views

PT-2026-40739

The Context struct has all fields public pub d len, pub digest, etc.. Code from other modules within the same crate can directly modify d len to a value exceeding the digest vector length. When reset is subsequently called, self.digestself.d len as usize = 0 becomes an out-of-bounds write...

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