In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.
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Score 8.2 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 8.2; sources differ by 0.0.
In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.
April 14, 2021
November 21, 2024
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | rust-toolset-1.52-rust-0:1.52.1-2.el7_9 | 2021-08-10 | redhat |
| redhat | rust-toolset:rhel8-8040020210603202531.2daa1a95 | 2021-08-10 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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In the standard library in Rust before 1.52.0 there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.
RHSA-2021:3042 — Moderate
RHSA-2021:3063 — Moderate
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msrc · redhat