CVE-2021-31162

CWE-415CWE-416 — Use After Free7 documents7 sources
Severity
9.8CRITICAL
EPSS
0.7%
top 27.18%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Rust-lang RustFedoraproject Fedora
Timeline
PublishedApr 14
Latest updateMay 24

Description

In the standard library in Rust before 1.52.0, a double free can occur in the Vec::from_iter function if freeing the element panics.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶NVDrust-lang/rust1.48.0 — 1.52.0
▶Debianrustc< 1.53.0+dfsg1-1+2

Also affects: Fedora 32, 33, 34

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-fjcw-72x2-rmmv: In the standard library in Rust before 1↗2022-05-24
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OSV
CVE-2021-31162: In the standard library in Rust before 1↗2021-04-14
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CVEList
CVE-2021-31162: In the standard library in Rust before 1↗2021-04-14
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📋Vendor Advisories

3
Microsoft
In the standard library in Rust before 1.52.0 a double free can occur in the Vec::from_iter function if freeing the element panics.↗2021-04-13
▶
Red Hat
rust: double free in Vec::from_iter function if freeing the element panics↗2021-03-28
▶
Debian
CVE-2021-31162: rustc - In the standard library in Rust before 1.52.0, a double free can occur in the Ve...↗2021
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CVE-2021-31162 (CRITICAL CVSS 9.8) | In the standard library in Rust bef | cvebase.io