CVE-2022-33746 (GCVE-0-2022-33746)
Vulnerability from cvelistv5 – Published: 2022-10-11 00:00 – Updated: 2024-08-03 08:09
VLAI?
Summary
P2M pool freeing may take excessively long The P2M pool backing second level address translation for guests may be of significant size. Therefore its freeing may take more time than is reasonable without intermediate preemption checks. Such checking for the need to preempt was so far missing.
Severity ?
No CVSS data available.
CWE
- unknown
Assigner
References
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Credits
{'credit_data': {'description': {'description_data': [{'lang': 'eng', 'value': 'This issue was discovered by Julien Grall of Amazon.'}]}}}
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"url": "http://xenbits.xen.org/xsa/advisory-410.html"
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"url": "http://www.openwall.com/lists/oss-security/2022/10/11/3"
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"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWSC77GS5NATI3TT7FMVPULUPXR635XQ/"
},
{
"name": "DSA-5272",
"tags": [
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"url": "https://www.debian.org/security/2022/dsa-5272"
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{
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"tags": [
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"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TJOMUNGW6VTK5CZZRLWLVVEOUPEQBRHI/"
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{
"name": "FEDORA-2022-99af00f60e",
"tags": [
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},
{
"name": "GLSA-202402-07",
"tags": [
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"x_transferred"
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"url": "https://security.gentoo.org/glsa/202402-07"
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],
"title": "CVE Program Container"
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],
"cna": {
"affected": [
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"vendor": "Xen",
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"metrics": [
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"description": {
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"value": "A group of collaborating guests can cause the temporary locking up of a\nCPU, potentially leading to a Denial of Service (DoS) affecting the\nentire host."
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}
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"type": "unknown"
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"url": "http://xenbits.xen.org/xsa/advisory-410.html"
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"name": "[oss-security] 20221011 Xen Security Advisory 410 v3 (CVE-2022-33746) - P2M pool freeing may take excessively long",
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{
"name": "FEDORA-2022-5b594b82ac",
"tags": [
"vendor-advisory"
],
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWSC77GS5NATI3TT7FMVPULUPXR635XQ/"
},
{
"name": "DSA-5272",
"tags": [
"vendor-advisory"
],
"url": "https://www.debian.org/security/2022/dsa-5272"
},
{
"name": "FEDORA-2022-d80cc73088",
"tags": [
"vendor-advisory"
],
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TJOMUNGW6VTK5CZZRLWLVVEOUPEQBRHI/"
},
{
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"tags": [
"vendor-advisory"
],
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/"
},
{
"name": "GLSA-202402-07",
"tags": [
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"url": "https://security.gentoo.org/glsa/202402-07"
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}
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"cveMetadata": {
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"assignerShortName": "XEN",
"cveId": "CVE-2022-33746",
"datePublished": "2022-10-11T00:00:00",
"dateReserved": "2022-06-15T00:00:00",
"dateUpdated": "2024-08-03T08:09:22.668Z",
"state": "PUBLISHED"
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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