CVE-2026-44983 - smallbitvec: Safe API Triggered Heap Buffer Overflow via Integer Overflow

CVE-2026-44983 - smallbitvec: Safe API Triggered Heap Buffer Overflow via Integer Overflow

https://cvefeed.io/rssfeed/latest.atom / Wed, 05/27/2026 - 02:25
CVE ID :CVE-2026-44983
Published : May 26, 2026, 10:16 p.m. | 44 minutes ago
Description :smallbitvec is a growable bit-vector for Rust, optimized for size. From 1.0.1 to 2.6.0, an integer overflow in the internal capacity calculation of smallbitvec can lead to an undersized heap allocation, resulting in a heap buffer overflow through safe APIs only. This allows memory corruption without requiring unsafe code from the caller. This vulnerability is fixed in 2.6.1.
Severity: 7.3 | HIGH
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