ghsa-jwg8-85wj-r8fp
Vulnerability from github
Published
2022-05-24 19:19
Modified
2022-05-24 19:19
Details
An issue was discovered in the Linux kernel for powerpc before 5.14.15. It allows a malicious KVM guest to crash the host, when the host is running on Power8, due to an arch/powerpc/kvm/book3s_hv_rmhandlers.S implementation bug in the handling of the SRR1 register values.
{ "affected": [], "aliases": [ "CVE-2021-43056" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2021-10-28T04:15:00Z", "severity": "MODERATE" }, "details": "An issue was discovered in the Linux kernel for powerpc before 5.14.15. It allows a malicious KVM guest to crash the host, when the host is running on Power8, due to an arch/powerpc/kvm/book3s_hv_rmhandlers.S implementation bug in the handling of the SRR1 register values.", "id": "GHSA-jwg8-85wj-r8fp", "modified": "2022-05-24T19:19:11Z", "published": "2022-05-24T19:19:11Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43056" }, { "type": "WEB", "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.15" }, { "type": "WEB", "url": "https://git.kernel.org/linus/cdeb5d7d890e14f3b70e8087e745c4a6a7d9f337" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AA7EAPPKWG4LMTQQLNNSKATY6ST2KQFE" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BBM4FP3IT3JZ2O7EBS7TEOG657N4ZGRE" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRAIS3PG4EV5WFLYESR6FXWM4BJJGWVA" }, { "type": "WEB", "url": "https://lore.kernel.org/linuxppc-dev/87pmrtbbdt.fsf@mpe.ellerman.id.au/T/#u" }, { "type": "WEB", "url": "http://www.openwall.com/lists/oss-security/2021/10/28/1" } ], "schema_version": "1.4.0", "severity": [] }
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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.