cnvd-2016-01043
Vulnerability from cnvd
Title: Linux kernel拒绝服务漏洞（CNVD-2016-01043）
Description:
Linux kernel是一个开源，自由的操作系统核心，最初由Linus Torvalds完成。
Linux kernel 4.4.1及之前版本的drivers/usb/serial/visor.c文件中的‘clie_5_attach’函数存在安全漏洞。物理位置临近的攻击者可通过插入缺少输出端点的USB设备利用该漏洞造成拒绝服务（空指针逆向引用和系统崩溃）。
Severity: 低
Patch Name: Linux kernel拒绝服务漏洞（CNVD-2016-01043）的补丁
Patch Description:
Linux kernel是一个开源，自由的操作系统核心，最初由Linus Torvalds完成。
Linux kernel 4.4.1及之前版本的drivers/usb/serial/visor.c文件中的‘clie_5_attach’函数存在安全漏洞。物理位置临近的攻击者可通过插入缺少输出端点的USB设备利用该漏洞造成拒绝服务（空指针逆向引用和系统崩溃）。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:
用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： https://bugzilla.redhat.com/show_bug.cgi?id=1296466
Reference: https://bugzilla.redhat.com/show_bug.cgi?id=1296466 http://www.securityfocus.com/bid/82975
Impacted products
| Name | Linux Kernel <4.4.1 |
|---|
{
"bids": {
"bid": {
"bidNumber": "82975"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2015-7566"
}
},
"description": "Linux kernel\u662f\u4e00\u4e2a\u5f00\u6e90\uff0c\u81ea\u7531\u7684\u64cd\u4f5c\u7cfb\u7edf\u6838\u5fc3\uff0c\u6700\u521d\u7531Linus Torvalds\u5b8c\u6210\u3002\r\n\r\nLinux kernel 4.4.1\u53ca\u4e4b\u524d\u7248\u672c\u7684drivers/usb/serial/visor.c\u6587\u4ef6\u4e2d\u7684\u2018clie_5_attach\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7269\u7406\u4f4d\u7f6e\u4e34\u8fd1\u7684\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d2\u5165\u7f3a\u5c11\u8f93\u51fa\u7aef\u70b9\u7684USB\u8bbe\u5907\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\u548c\u7cfb\u7edf\u5d29\u6e83\uff09\u3002",
"discovererName": "Ralf Spenneberg of OpenSource Security.",
"formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1296466",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2016-01043",
"openTime": "2016-02-17",
"patchDescription": "Linux kernel\u662f\u4e00\u4e2a\u5f00\u6e90\uff0c\u81ea\u7531\u7684\u64cd\u4f5c\u7cfb\u7edf\u6838\u5fc3\uff0c\u6700\u521d\u7531Linus Torvalds\u5b8c\u6210\u3002\r\n\r\nLinux kernel 4.4.1\u53ca\u4e4b\u524d\u7248\u672c\u7684drivers/usb/serial/visor.c\u6587\u4ef6\u4e2d\u7684\u2018clie_5_attach\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7269\u7406\u4f4d\u7f6e\u4e34\u8fd1\u7684\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d2\u5165\u7f3a\u5c11\u8f93\u51fa\u7aef\u70b9\u7684USB\u8bbe\u5907\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\u548c\u7cfb\u7edf\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": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01043\uff09\u7684\u8865\u4e01",
"products": {
"product": "Linux Kernel \u003c4.4.1"
},
"referenceLink": "https://bugzilla.redhat.com/show_bug.cgi?id=1296466\r\nhttp://www.securityfocus.com/bid/82975",
"serverity": "\u4f4e",
"submitTime": "2016-02-11",
"title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01043\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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