cve-2016-9846
Vulnerability from cvelistv5
Published
2016-12-29 22:00
Modified
2024-08-06 02:59
Severity ?
EPSS score ?
Summary
QEMU (aka Quick Emulator) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue. It could occur while updating the cursor data in update_cursor_data_virgl. A guest user/process could use this flaw to leak host memory bytes, resulting in DoS for a host.
References
| ▼ | URL | Tags | |
|---|---|---|---|
| secalert@redhat.com | http://www.openwall.com/lists/oss-security/2016/12/05/18 | Mailing List, Third Party Advisory | |
| secalert@redhat.com | http://www.openwall.com/lists/oss-security/2016/12/05/23 | Mailing List, Third Party Advisory | |
| secalert@redhat.com | http://www.securityfocus.com/bid/94765 | Third Party Advisory, VDB Entry | |
| secalert@redhat.com | https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.html | Patch, Vendor Advisory | |
| secalert@redhat.com | https://security.gentoo.org/glsa/201701-49 | Third Party Advisory |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-06T02:59:03.577Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "[oss-security] 20161205 Re: CVE request Qemu: display: virtio-gpu: memory leakage while updating cursor",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://www.openwall.com/lists/oss-security/2016/12/05/23"
},
{
"name": "[oss-security] 20161205 CVE request Qemu: display: virtio-gpu: memory leakage while updating cursor",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://www.openwall.com/lists/oss-security/2016/12/05/18"
},
{
"name": "GLSA-201701-49",
"tags": [
"vendor-advisory",
"x_refsource_GENTOO",
"x_transferred"
],
"url": "https://security.gentoo.org/glsa/201701-49"
},
{
"name": "[qemu-devel] 20161101 [PATCH] virtio-gpu: fix memory leak in update_cursor_data_virgl",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.html"
},
{
"name": "94765",
"tags": [
"vdb-entry",
"x_refsource_BID",
"x_transferred"
],
"url": "http://www.securityfocus.com/bid/94765"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"datePublic": "2016-11-01T00:00:00",
"descriptions": [
{
"lang": "en",
"value": "QEMU (aka Quick Emulator) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue. It could occur while updating the cursor data in update_cursor_data_virgl. A guest user/process could use this flaw to leak host memory bytes, resulting in DoS for a host."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2017-06-30T16:57:01",
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"shortName": "redhat"
},
"references": [
{
"name": "[oss-security] 20161205 Re: CVE request Qemu: display: virtio-gpu: memory leakage while updating cursor",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://www.openwall.com/lists/oss-security/2016/12/05/23"
},
{
"name": "[oss-security] 20161205 CVE request Qemu: display: virtio-gpu: memory leakage while updating cursor",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://www.openwall.com/lists/oss-security/2016/12/05/18"
},
{
"name": "GLSA-201701-49",
"tags": [
"vendor-advisory",
"x_refsource_GENTOO"
],
"url": "https://security.gentoo.org/glsa/201701-49"
},
{
"name": "[qemu-devel] 20161101 [PATCH] virtio-gpu: fix memory leak in update_cursor_data_virgl",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.html"
},
{
"name": "94765",
"tags": [
"vdb-entry",
"x_refsource_BID"
],
"url": "http://www.securityfocus.com/bid/94765"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2016-9846",
"datePublished": "2016-12-29T22:00:00",
"dateReserved": "2016-12-05T00:00:00",
"dateUpdated": "2024-08-06T02:59:03.577Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2016-9846\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2016-12-29T22:59:00.573\",\"lastModified\":\"2020-11-10T18:54:10.197\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"QEMU (aka Quick Emulator) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue. It could occur while updating the cursor data in update_cursor_data_virgl. A guest user/process could use this flaw to leak host memory bytes, resulting in DoS for a host.\"},{\"lang\":\"es\",\"value\":\"QEMU (vulnerabilidad tambi\u00e9n conocido como Quick Emulator) construido con el soporte de emulador Virtio GPU Device es vulnerable a un problema de fuga de memoria. Podr\u00eda ocurrir mientras se actualizan los datos de cursor en update_cursor_data_virgl. Un usuario/proceso invitado podr\u00eda utilizar esta falla para filtrar bytes de memoria del host, resultrando en DoS para un host.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.0,\"impactScore\":4.0}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:N/I:N/A:C\",\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":4.9},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"2.7.1\",\"matchCriteriaId\":\"F83E2010-6463-407A-928D-DB71A705A04C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:qemu:qemu:2.8.0:rc0:*:*:*:*:*:*\",\"matchCriteriaId\":\"58947AD5-A971-4E22-8D8A-634E2ED5DECD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:qemu:qemu:2.8.0:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"62294521-D8AD-43C1-9B53-D75243DC9A5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:qemu:qemu:2.8.0:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"436470C3-919A-40F0-9813-A34CD8F7CF29\"}]}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2016/12/05/18\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2016/12/05/23\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/94765\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg00029.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201701-49\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]}]}}"
}
}
Loading...
Loading...
Sightings
| Author | Source | Type | Date |
|---|
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.