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

CVE-2021-28875

Description

In the standard library in Rust before 1.50.0, read_to_end() does not validate the return value from Read in an unsafe context. This bug could lead to a buffer overflow.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Rust Lang/Rust2 versions
cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*range: <1.50.0
- (no CPE)range: <1.50.0
Rust/Rustdescription

Patches

Vulnerability mechanics

References

github.com/rust-lang/rust/pull/80895nvdPatchThird Party Advisory
github.com/rust-lang/rust/issues/80894nvdExploitIssue TrackingPatchThird Party Advisory
security.gentoo.org/glsa/202210-09nvdThird Party Advisory

News mentions

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cvss	0.488
epss	0.002
exploit	0.000
kev	0.000
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ransomware	0.000