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High severity7.5NVD Advisory· Published Apr 11, 2021· Updated Jun 17, 2026

CVE-2020-36317

CVE-2020-36317

Description

In the standard library in Rust before 1.49.0, String::retain() function has a panic safety problem. It allows creation of a non-UTF-8 Rust string when the provided closure panics. This bug could result in a memory safety violation when other string APIs assume that UTF-8 encoding is used on the same string.

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Affected products

3
  • Rust Lang/Rust2 versions
    cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*range: <1.49.0
    • (no CPE)range: <1.49.0
  • Rust/Rustdescription

Patches

Vulnerability mechanics

References

2

News mentions

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