cnvd-2017-30251
Vulnerability from cnvd
Title: Linux Kernel内存错误引用漏洞（CNVD-2017-30251）
Description:
Linux kernel是一种计算机操作系统内核，以C语言和汇编语言写成，符合POSIX标准，按GNU通用公共许可证发行。
Linux Kernel存在本地提权漏洞，本地用户可以运行特制应用程序来触发ALSA音序器接口(/ dev / snd / seq)发生内存错误引用漏洞，并可能以提升的权限在目标系统上执行任意代码。
Severity: 高
Patch Name: Linux Kernel内存错误引用漏洞（CNVD-2017-30251）的补丁
Patch Description:
Linux kernel是一种计算机操作系统内核，以C语言和汇编语言写成，符合POSIX标准，按GNU通用公共许可证发行。
Linux Kernel存在本地提权漏洞，本地用户可以运行特制应用程序来触发ALSA音序器接口(/ dev / snd / seq)发生内存错误引用漏洞，并可能以提升的权限在目标系统上执行任意代码。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:
厂商已发布漏洞修复程序，请及时关注更新： http://mailman.alsa-project.org/pipermail/alsa-devel/2017-October/126292.html
Reference: http://securitytracker.com/id/1039561
Impacted products
| Name | Linux Kernel |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2017-15265"
}
},
"description": "Linux kernel\u662f\u4e00\u79cd\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\uff0c\u4ee5C\u8bed\u8a00\u548c\u6c47\u7f16\u8bed\u8a00\u5199\u6210\uff0c\u7b26\u5408POSIX\u6807\u51c6\uff0c\u6309GNU\u901a\u7528\u516c\u5171\u8bb8\u53ef\u8bc1\u53d1\u884c\u3002\r\n\r\nLinux Kernel\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\uff0c\u672c\u5730\u7528\u6237\u53ef\u4ee5\u8fd0\u884c\u7279\u5236\u5e94\u7528\u7a0b\u5e8f\u6765\u89e6\u53d1ALSA\u97f3\u5e8f\u5668\u63a5\u53e3(/ dev / snd / seq)\u53d1\u751f\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u5e76\u53ef\u80fd\u4ee5\u63d0\u5347\u7684\u6743\u9650\u5728\u76ee\u6807\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
"discovererName": "unknown",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://mailman.alsa-project.org/pipermail/alsa-devel/2017-October/126292.html",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2017-30251",
"openTime": "2017-10-16",
"patchDescription": "Linux kernel\u662f\u4e00\u79cd\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\uff0c\u4ee5C\u8bed\u8a00\u548c\u6c47\u7f16\u8bed\u8a00\u5199\u6210\uff0c\u7b26\u5408POSIX\u6807\u51c6\uff0c\u6309GNU\u901a\u7528\u516c\u5171\u8bb8\u53ef\u8bc1\u53d1\u884c\u3002\r\n\r\nLinux Kernel\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\uff0c\u672c\u5730\u7528\u6237\u53ef\u4ee5\u8fd0\u884c\u7279\u5236\u5e94\u7528\u7a0b\u5e8f\u6765\u89e6\u53d1ALSA\u97f3\u5e8f\u5668\u63a5\u53e3(/ dev / snd / seq)\u53d1\u751f\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u5e76\u53ef\u80fd\u4ee5\u63d0\u5347\u7684\u6743\u9650\u5728\u76ee\u6807\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "Linux Kernel\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2017-30251\uff09\u7684\u8865\u4e01",
"products": {
"product": "Linux Kernel"
},
"referenceLink": "http://securitytracker.com/id/1039561",
"serverity": "\u9ad8",
"submitTime": "2017-10-13",
"title": "Linux Kernel\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2017-30251\uff09"
}
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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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