rustsec-2021-0053
Vulnerability from osv_rustsec
Published
2021-03-07 12:00
Modified
2023-06-13 13:10
Summary
'merge_sort::merge()' crashes with double-free for `T: Drop`
Details
In the affected versions of this crate, merge_sort::merge() wildly duplicates and drops ownership of T without guarding against double-free. Due to such implementation,
simply invoking merge_sort::merge() on Vec<T: Drop> can cause double free bugs.
{
"affected": [
{
"database_specific": {
"categories": [
"memory-corruption"
],
"cvss": null,
"informational": null
},
"ecosystem_specific": {
"affected_functions": null,
"affects": {
"arch": [],
"functions": [],
"os": []
}
},
"package": {
"ecosystem": "crates.io",
"name": "algorithmica",
"purl": "pkg:cargo/algorithmica"
},
"ranges": [
{
"events": [
{
"introduced": "0.0.0-0"
}
],
"type": "SEMVER"
}
],
"versions": []
}
],
"aliases": [
"CVE-2021-31996",
"GHSA-jh37-772x-4hpw"
],
"database_specific": {
"license": "CC0-1.0"
},
"details": "In the affected versions of this crate, `merge_sort::merge()` wildly duplicates and drops ownership of `T` without guarding against double-free. Due to such implementation,\nsimply invoking `merge_sort::merge()` on `Vec\u003cT: Drop\u003e` can cause **double free** bugs.",
"id": "RUSTSEC-2021-0053",
"modified": "2023-06-13T13:10:24Z",
"published": "2021-03-07T12:00:00Z",
"references": [
{
"type": "PACKAGE",
"url": "https://crates.io/crates/algorithmica"
},
{
"type": "ADVISORY",
"url": "https://rustsec.org/advisories/RUSTSEC-2021-0053.html"
},
{
"type": "REPORT",
"url": "https://github.com/AbrarNitk/algorithmica/issues/1"
}
],
"related": [],
"severity": [],
"summary": "\u0027merge_sort::merge()\u0027 crashes with double-free for `T: Drop`"
}
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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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