github - ghsa-wcwj-rgxv-c28p

ghsa-wcwj-rgxv-c28p

Vulnerability from github

Published

2022-09-01 00:00

Modified

2022-09-08 00:00

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

A NULL pointer dereference issue was found in KVM when releasing a vCPU with dirty ring support enabled. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service.

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  "aliases": [
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  ],
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    "github_reviewed": false,
    "github_reviewed_at": null,
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    "severity": "MODERATE"
  },
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  "id": "GHSA-wcwj-rgxv-c28p",
  "modified": "2022-09-08T00:00:34Z",
  "published": "2022-09-01T00:00:22Z",
  "references": [
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    },
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  "schema_version": "1.4.0",
  "severity": [
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}

CVE-2022-1263 (GCVE-0-2022-1263)

Vulnerability from cvelistv5

Published

2022-08-31 15:33

Modified

2024-08-02 23:55

Severity ?

CWE

CWE-476 - - NULL Pointer Dereference.

Summary

A NULL pointer dereference issue was found in KVM when releasing a vCPU with dirty ring support enabled. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service.

References

URL

Tags

	https://bugzilla.redhat.com/show_bug.cgi?id=2072698	x_refsource_MISC
	https://www.openwall.com/lists/oss-security/2022/04/07/1	x_refsource_MISC
	https://github.com/torvalds/linux/commit/5593473a1e6c743764b08e3b6071cb43b5cfa6c4	x_refsource_MISC
	https://access.redhat.com/security/cve/CVE-2022-1263	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	Kernel:KVM	Version: Fixed in kernel v5.18-rc3

Show details on NVD website

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