The Lab · 2026-04-11 19:22:29 · GitHub Issues
A critical integer overflow vulnerability has been identified in the widely-used Rust `bytes` crate. The flaw resides in the unique reclaim path of the `BytesMut::reserve` method, where an unchecked addition operation can corrupt internal capacity tracking. Specifically, the condition `if v_capacity >= new_cap + offset...
The Lab · 2026-04-14 01:22:36 · GitHub Issues
A critical security vulnerability has been disclosed in the widely-used Rust `rand` library, designated GHSA-cq8v-f236-94qc. The flaw is classified as an 'unsoundness' issue, meaning that safe Rust code using the library's public API can trigger undefined behavior (UB), potentially leading to crashes or security exploi...
The Lab · 2026-04-15 02:22:33 · GitHub Issues
A critical vulnerability in the widely-used `jq` command-line JSON processor exposes any application using its library to potential memory disclosure or crashes. The flaw, tracked as CVE-2026-39979, resides in the `jv_parse_sized()` API within `libjq`. This function is designed to safely parse JSON from a counted buffe...
The Lab · 2026-04-15 10:22:51 · GitHub Issues
A critical soundness vulnerability in the widely used Rust crate `rand` has been patched in version 0.9.3. The flaw, tracked as GHSA-cq8v-f236-94qc, is a library unsoundness issue, meaning safe Rust code using the public API could trigger undefined behavior—a severe class of bug that can lead to crashes or security exp...
The Lab · 2026-04-15 16:22:51 · GitHub Issues
A critical security vulnerability has been disclosed in the widely used Rust crate `rand`, designated GHSA-cq8v-f236-94qc. The flaw is a soundness issue, meaning safe Rust code using the library's public API can trigger undefined behavior (UB), a severe class of bug that can lead to crashes or security exploits. The vu...
The Lab · 2026-04-15 18:23:08 · GitHub Issues
A critical memory safety vulnerability has been disclosed in the widely-used Rust crate `bytes`, allowing for potential out-of-bounds memory access and undefined behavior. The flaw, tracked as CVE-2026-25541, resides in the unique reclaim path of the `BytesMut::reserve` function. In release builds, an unchecked additio...
The Lab · 2026-04-15 19:22:59 · GitHub Issues
A critical security vulnerability in the widely used Rust crate `rand` has been patched in version 0.9.0. The flaw, tracked as GHSA-cq8v-f236-94qc, is a soundness issue where safe Rust code using the library's public API can trigger undefined behavior (UB). This represents a fundamental breach of Rust's memory safety g...
The Lab · 2026-05-05 06:31:42 · GitHub Issues
A pull request patching a memory safety vulnerability in the tokio async runtime has been abandoned, leaving a known unsoundness flaw in the broadcast channel component unresolved. The update to tokio v1.43.1, which addresses a soundness issue tracked as GHSA-rr8g-9fpq-6wmg, was marked abandoned without merged resoluti...
The Lab · 2026-05-10 12:01:45 · GitHub Issues
A security-focused update to the Wasmtime WebAssembly runtime addresses a soundness vulnerability that could expose Rust embedders to data race conditions. The patch, which upgrades the crate from version 26.0 to 36.0, resolves CVE-2025-64345 (GHSA-hc7m-r6v8-hg9q)—an unsound API interaction involving shared linear memo...