ghsa-rp7p-r22g-55vr
Vulnerability from github
Published
2022-05-24 17:35
Modified
2023-07-28 21:30
Severity ?
VLAI Severity ?
Details
An issue was discovered in mm/mmap.c in the Linux kernel before 5.7.11. There is a race condition between certain expand functions (expand_downwards and expand_upwards) and page-table free operations from an munmap call, aka CID-246c320a8cfe.
{
"affected": [],
"aliases": [
"CVE-2020-29369"
],
"database_specific": {
"cwe_ids": [
"CWE-362"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2020-11-28T07:15:00Z",
"severity": "HIGH"
},
"details": "An issue was discovered in mm/mmap.c in the Linux kernel before 5.7.11. There is a race condition between certain expand functions (expand_downwards and expand_upwards) and page-table free operations from an munmap call, aka CID-246c320a8cfe.",
"id": "GHSA-rp7p-r22g-55vr",
"modified": "2023-07-28T21:30:34Z",
"published": "2022-05-24T17:35:03Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-29369"
},
{
"type": "WEB",
"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2056"
},
{
"type": "WEB",
"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.11"
},
{
"type": "WEB",
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=246c320a8cfe0b11d81a4af38fa9985ef0cc9a4c"
},
{
"type": "WEB",
"url": "https://security.netapp.com/advisory/ntap-20210115-0001"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2021/02/10/6"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2021/02/19/8"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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