ghsa-5w94-r98f-mc64
Vulnerability from github
Published
2022-03-26 00:00
Modified
2022-04-08 00:00
Severity ?
Details
An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.
{ "affected": [], "aliases": [ "CVE-2021-4157" ], "database_specific": { "cwe_ids": [ "CWE-119" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-03-25T19:15:00Z", "severity": "HIGH" }, "details": "An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.", "id": "GHSA-5w94-r98f-mc64", "modified": "2022-04-08T00:00:39Z", "published": "2022-03-26T00:00:30Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-4157" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2034342" }, { "type": "WEB", "url": "https://lore.kernel.org/lkml/20210517140244.822185482@linuxfoundation.org" }, { "type": "WEB", "url": "https://security.netapp.com/advisory/ntap-20220602-0007" }, { "type": "WEB", "url": "https://www.oracle.com/security-alerts/cpujul2022.html" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- 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.