ghsa-4hgp-5v89-5fhw
Vulnerability from github
Published
2022-08-24 00:00
Modified
2023-07-10 21:30
Severity ?
Details
A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.
{ "affected": [], "aliases": [ "CVE-2021-3759" ], "database_specific": { "cwe_ids": [ "CWE-400", "CWE-770" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-08-23T16:15:00Z", "severity": "MODERATE" }, "details": "A memory overflow vulnerability was found in the Linux kernel\u2019s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.", "id": "GHSA-4hgp-5v89-5fhw", "modified": "2023-07-10T21:30:55Z", "published": "2022-08-24T00:00:29Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3759" }, { "type": "WEB", "url": "https://access.redhat.com/security/cve/CVE-2021-3759" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1999675" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html" }, { "type": "WEB", "url": "https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive@gmail.com" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" } ] }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- 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.