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Vulnerability record · CVE-2019-1010299 · published 15 July 2019

CVE-2019-1010299: Rust-lang rust information exposure vulnerability

Rust Lang · Rust

The Rust Programming Language Standard Library 1.18.0 and later is affected by: CWE-200: Information Exposure. The impact is: Contents of uninitialized memory could be printed to string or to log file. The component is: Debug trait implementation for std::collections::vec_deque::Iter. The attack vector is: The program needs to invoke debug printing for iterator over an empty VecDeque. The fixed version is: 1.30.0, nightly versions after commit b85e4cc8fadaabd41da5b9645c08c68b8f89908d.

5.3 CVSS 3.1 Medium EPSS 1.5% · top 26.5% CWE-200 · Information exposureCWE-908 · Use of uninitialized resource
5.3CVSS 3.1 base score, v2 5.0
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Rust Programming Language Standard Library 1.18.0 and later is affected by: CWE-200: Information Exposure. The impact is: Contents of uninitialized memory could be printed to string or to log file. The component is: Debug trait implementation for std::collections::vec_deque::Iter. The attack vector is: The program needs to invoke debug printing for iterator over an empty VecDeque. The fixed version is: 1.30.0, nightly versions after commit b85e4cc8fadaabd41da5b9645c08c68b8f89908d.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/rust-lang/rust/issues/53566 ExploitIssue TrackingThird Party Advisory
https://github.com/rust-lang/rust/pull/53571/commits/b85e4cc8fadaabd41da5b9645c08c68b8f89908d PatchThird Party Advisory
https://github.com/rust-lang/rust/issues/53566 ExploitIssue TrackingThird Party Advisory
https://github.com/rust-lang/rust/pull/53571/commits/b85e4cc8fadaabd41da5b9645c08c68b8f89908d PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-1010299), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.