cnvd-2017-20477
Vulnerability from cnvd
Title: QEMU 'address_space_write_continue'越界读写拒绝服务漏洞
Description:
QEMU是一套由法布里斯·贝拉(Fabrice Bellard)所编写的、以GPL许可证分发源码的模拟处理器，在GNU/Linux平台上使用广泛。
QEMU 'address_space_write_continue'存在越界读写拒绝服务漏洞。允许攻击者利用漏洞导致拒绝服务（越界访问和来宾实例崩溃）。
Severity: 低
Patch Name: QEMU 'address_space_write_continue'越界读写拒绝服务漏洞的补丁
Patch Description:
QEMU是一套由法布里斯·贝拉(Fabrice Bellard)所编写的、以GPL许可证分发源码的模拟处理器，在GNU/Linux平台上使用广泛。
QEMU 'address_space_write_continue'存在越界读写拒绝服务漏洞。允许攻击者利用漏洞导致拒绝服务（越界访问和来宾实例崩溃）。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description:
用户可参考如下供应商提供的安全公告获得补丁信息： http://wiki.qemu.org/Index.html
Reference: http://www.securityfocus.com/bid/99895/
Impacted products
| Name | QEMU QEMU 0 |
|---|
{
"bids": {
"bid": {
"bidNumber": "99895"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2017-11334"
}
},
"description": "QEMU\u662f\u4e00\u5957\u7531\u6cd5\u5e03\u91cc\u65af\u00b7\u8d1d\u62c9(Fabrice Bellard)\u6240\u7f16\u5199\u7684\u3001\u4ee5GPL\u8bb8\u53ef\u8bc1\u5206\u53d1\u6e90\u7801\u7684\u6a21\u62df\u5904\u7406\u5668\uff0c\u5728GNU/Linux\u5e73\u53f0\u4e0a\u4f7f\u7528\u5e7f\u6cdb\u3002\r\n\r\nQEMU \u0027address_space_write_continue\u0027\u5b58\u5728\u8d8a\u754c\u8bfb\u5199\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u754c\u8bbf\u95ee\u548c\u6765\u5bbe\u5b9e\u4f8b\u5d29\u6e83\uff09\u3002",
"discovererName": "Mr Alex",
"formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttp://wiki.qemu.org/Index.html",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2017-20477",
"openTime": "2017-08-11",
"patchDescription": "QEMU\u662f\u4e00\u5957\u7531\u6cd5\u5e03\u91cc\u65af\u00b7\u8d1d\u62c9(Fabrice Bellard)\u6240\u7f16\u5199\u7684\u3001\u4ee5GPL\u8bb8\u53ef\u8bc1\u5206\u53d1\u6e90\u7801\u7684\u6a21\u62df\u5904\u7406\u5668\uff0c\u5728GNU/Linux\u5e73\u53f0\u4e0a\u4f7f\u7528\u5e7f\u6cdb\u3002\r\n\r\nQEMU \u0027address_space_write_continue\u0027\u5b58\u5728\u8d8a\u754c\u8bfb\u5199\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u754c\u8bbf\u95ee\u548c\u6765\u5bbe\u5b9e\u4f8b\u5d29\u6e83\uff09\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "QEMU \u0027address_space_write_continue\u0027\u8d8a\u754c\u8bfb\u5199\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "QEMU QEMU 0"
},
"referenceLink": "http://www.securityfocus.com/bid/99895/",
"serverity": "\u4f4e",
"submitTime": "2017-07-31",
"title": "QEMU \u0027address_space_write_continue\u0027\u8d8a\u754c\u8bfb\u5199\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}
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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.
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