High
rust-arc-swap — security advisory
An issue has been discovered in the arc-swap crate before 0.4.8 (and 1.x before 1.1.0) for Rust. Use of arc_swap::access::Map with the Constant test helper (or with a user-supplied implementation of the Access trait) could sometimes lead to dangling references being returned by the map.
- Products
- rust-arc-swap
- Affected versions
- 0.3.11-2, 0.4.3-1, 0.4.4-1, 0.4.8-2, 0.4.8-3, 1.6.0-1, 1.6.0-2, 1.6.0-3, 1.7.1-1, 1.8.0-1, 1.9.1-1, 1.9.2-1
- Fixed versions
- Not specified
- CVEs
- CVE-2020-35711
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:29 UTC · Revision 1
Source evidence
An issue has been discovered in the arc-swap crate before 0.4.8 (and 1.x before 1.1.0) for Rust. Use of arc_swap::access::Map with the Constant test helper (or with a user-supplied implementation of the Access trait) could sometimes lead to dangling references being returned by the map.
osv:UBUNTU-CVE-2020-35711
rust-arc-swap
Fixed versions: Not specified
rust-arc-swap
Fixed versions: Not specified
rust-arc-swap
Fixed versions: Not specified
rust-arc-swap
Fixed versions: Not specified
rust-arc-swap
Fixed versions: Not specified
rust-arc-swap
Fixed versions: Not specified
Complete source record
{
"id": "53ea0ef708d9dd203dffdbc0890715578fc2cf9b3aaa6b46d027e950b6e8a478",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-35711",
"method": "structured",
"payload": {
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"title": "UBUNTU-CVE-2020-35711",
"summary": "An issue has been discovered in the arc-swap crate before 0.4.8 (and 1.x before 1.1.0) for Rust. Use of arc_swap::access::Map with the Constant test helper (or with a user-supplied implementation of the Access trait) could sometimes lead to dangling references being returned by the map.",
"evidence": "osv:UBUNTU-CVE-2020-35711",
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],
"modified": "2026-10-17T12:56:55.963681314Z",
"provider": "osv",
"upstream": [
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],
"references": [
"https://ubuntu.com/security/CVE-2020-35711",
"https://github.com/vorner/arc-swap/issues/45",
"https://rustsec.org/advisories/RUSTSEC-2020-0091.html",
"https://www.cve.org/CVERecord?id=CVE-2020-35711"
]
},
"related_cves": [
{
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 356551,
"published_at": "2020-12-25T23:15:00+00:00"
}