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

CVE-2021-28877

CVE-2021-28877

Description

In the standard library in Rust before 1.51.0, the Zip implementation calls __iterator_get_unchecked() for the same index more than once when nested. This bug can lead to a memory safety violation due to an unmet safety requirement for the TrustedRandomAccess trait.

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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: <1.51.0
    • (no CPE)range: <1.51.0
  • Rust/Rustdescription

Patches

Vulnerability mechanics

References

2

News mentions

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