rustsec-2020-0102
Vulnerability from osv_rustsec
Published
2020-11-10 12:00
Modified
2023-06-13 13:10
Summary
LateStatic has incorrect Sync bound
Details
Affected versions of this crate implemented Sync for LateStatic with T: Send, so that it is possible to create a data race to a type T: Send + !Sync (e.g. Cell<T>).
This can result in a memory corruption or other kinds of undefined behavior.
The flaw was corrected in commit 11f396c by replacing the T: Send bound to T: Sync bound in the Sync impl for LateStatic<T>.
{
"affected": [
{
"database_specific": {
"categories": [
"memory-corruption",
"thread-safety"
],
"cvss": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"informational": null
},
"ecosystem_specific": {
"affected_functions": null,
"affects": {
"arch": [],
"functions": [],
"os": []
}
},
"package": {
"ecosystem": "crates.io",
"name": "late-static",
"purl": "pkg:cargo/late-static"
},
"ranges": [
{
"events": [
{
"introduced": "0.0.0-0"
},
{
"fixed": "0.4.0"
}
],
"type": "SEMVER"
}
],
"versions": []
}
],
"aliases": [
"CVE-2020-36209",
"GHSA-wr55-mf5c-hhwm"
],
"database_specific": {
"license": "CC0-1.0"
},
"details": "Affected versions of this crate implemented `Sync` for `LateStatic` with `T: Send`, so that it is possible to create a data race to a type `T: Send + !Sync` (e.g. `Cell\u003cT\u003e`).\n\nThis can result in a memory corruption or other kinds of undefined behavior.\n\nThe flaw was corrected in commit 11f396c by replacing the `T: Send` bound to `T: Sync` bound in the `Sync` impl for `LateStatic\u003cT\u003e`.",
"id": "RUSTSEC-2020-0102",
"modified": "2023-06-13T13:10:24Z",
"published": "2020-11-10T12:00:00Z",
"references": [
{
"type": "PACKAGE",
"url": "https://crates.io/crates/late-static"
},
{
"type": "ADVISORY",
"url": "https://rustsec.org/advisories/RUSTSEC-2020-0102.html"
},
{
"type": "REPORT",
"url": "https://github.com/Richard-W/late-static/issues/1"
}
],
"related": [],
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "LateStatic has incorrect Sync bound"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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