cnvd-2016-03564
Vulnerability from cnvd
Title: Linux kernel信息泄露漏洞（CNVD-2016-03564）
Description:
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。
Linux kernel 4.5.5之前版本的net/x25/x25_facilities.c文件中的‘x25_negotiate_facilities’函数存在信息泄露漏洞，该漏洞源于程序未能正确初始化特定的数据结构体。攻击者可借助X.25调用请求利用该漏洞获取内核栈内存中的敏感信息。
Severity: 中
Patch Name: Linux kernel信息泄露漏洞（CNVD-2016-03564）的补丁
Patch Description:
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。
Linux kernel 4.5.5之前版本的net/x25/x25_facilities.c文件中的‘x25_negotiate_facilities’函数存在信息泄露漏洞，该漏洞源于程序未能正确初始化特定的数据结构体。攻击者可借助X.25调用请求利用该漏洞获取内核栈内存中的敏感信息。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:
目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
Reference: http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5 http://www.openwall.com/lists/oss-security/2016/05/10/12
Impacted products
| Name | Linux kernel <4.5.5 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2016-4580"
}
},
"description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.5.5\u4e4b\u524d\u7248\u672c\u7684net/x25/x25_facilities.c\u6587\u4ef6\u4e2d\u7684\u2018x25_negotiate_facilities\u2019\u51fd\u6570\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u521d\u59cb\u5316\u7279\u5b9a\u7684\u6570\u636e\u7ed3\u6784\u4f53\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9X.25\u8c03\u7528\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5185\u6838\u6808\u5185\u5b58\u4e2d\u7684\u654f\u611f\u4fe1\u606f\u3002",
"discovererName": "Linux",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2016-03564",
"openTime": "2016-05-25",
"patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.5.5\u4e4b\u524d\u7248\u672c\u7684net/x25/x25_facilities.c\u6587\u4ef6\u4e2d\u7684\u2018x25_negotiate_facilities\u2019\u51fd\u6570\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u521d\u59cb\u5316\u7279\u5b9a\u7684\u6570\u636e\u7ed3\u6784\u4f53\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9X.25\u8c03\u7528\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5185\u6838\u6808\u5185\u5b58\u4e2d\u7684\u654f\u611f\u4fe1\u606f\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\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2016-03564\uff09\u7684\u8865\u4e01",
"products": {
"product": "Linux kernel \u003c4.5.5"
},
"referenceLink": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5\r\nhttp://www.openwall.com/lists/oss-security/2016/05/10/12",
"serverity": "\u4e2d",
"submitTime": "2016-05-24",
"title": "Linux kernel\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2016-03564\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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