ghsa-xjx8-665x-j9wh
Vulnerability from github
Published
2022-07-22 00:00
Modified
2022-07-28 00:00
Severity ?
Details
A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free.
{ "affected": [], "aliases": [ "CVE-2020-36557" ], "database_specific": { "cwe_ids": [ "CWE-362" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-07-21T04:15:00Z", "severity": "MODERATE" }, "details": "A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free.", "id": "GHSA-xjx8-665x-j9wh", "modified": "2022-07-28T00:00:41Z", "published": "2022-07-22T00:00:39Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-36557" }, { "type": "WEB", "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.2" }, { "type": "WEB", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca4463bf8438b403596edd0ec961ca0d4fbe0220" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" } ] }
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Sightings
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.