ghsa-f93p-vc52-m3wg
Vulnerability from github
Published
2022-09-03 00:00
Modified
2022-09-09 00:00
Severity ?
Details
An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED situations.
{ "affected": [], "aliases": [ "CVE-2022-39189" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-09-02T05:15:00Z", "severity": "HIGH" }, "details": "An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED situations.", "id": "GHSA-f93p-vc52-m3wg", "modified": "2022-09-09T00:00:56Z", "published": "2022-09-03T00:00:24Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-39189" }, { "type": "WEB", "url": "https://github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736" }, { "type": "WEB", "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2309" }, { "type": "WEB", "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17" }, { "type": "WEB", "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6cd88243c7e03845a450795e134b488fc2afb736" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html" }, { "type": "WEB", "url": "https://security.netapp.com/advisory/ntap-20230214-0007" }, { "type": "WEB", "url": "https://www.debian.org/security/2023/dsa-5480" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/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.