cnvd-2016-01836
Vulnerability from cnvd
Title: Linux kernel内存泄露漏洞
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中存在安全漏洞，该漏洞源于程序在atomic读取失败后未能正确保持缓冲区偏移和长度同步。本地攻击者可利用该漏洞使内核崩溃，或泄露内核内存给用户空间。
Severity: 中
Patch Name: Linux kernel内存泄露漏洞的补丁
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中存在安全漏洞，该漏洞源于程序在atomic读取失败后没有正确保持缓冲区偏移和长度同步。本地攻击者可利用该漏洞使内核崩溃，或泄露内核内存给用户空间。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，详情请关注厂商主页： https://www.kernel.org/
Reference: https://access.redhat.com/security/cve/CVE-2016-0774 https://rhn.redhat.com/errata/RHSA-2016-0494.html https://www.auscert.org.au/render.html?it=32694
Impacted products
| Name | Linux Kernel |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2016-0774"
}
},
"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\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728atomic\u8bfb\u53d6\u5931\u8d25\u540e\u672a\u80fd\u6b63\u786e\u4fdd\u6301\u7f13\u51b2\u533a\u504f\u79fb\u548c\u957f\u5ea6\u540c\u6b65\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u5185\u6838\u5d29\u6e83\uff0c\u6216\u6cc4\u9732\u5185\u6838\u5185\u5b58\u7ed9\u7528\u6237\u7a7a\u95f4\u3002",
"discovererName": "Red Hat",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://www.kernel.org/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2016-01836",
"openTime": "2016-03-25",
"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\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728atomic\u8bfb\u53d6\u5931\u8d25\u540e\u6ca1\u6709\u6b63\u786e\u4fdd\u6301\u7f13\u51b2\u533a\u504f\u79fb\u548c\u957f\u5ea6\u540c\u6b65\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u5185\u6838\u5d29\u6e83\uff0c\u6216\u6cc4\u9732\u5185\u6838\u5185\u5b58\u7ed9\u7528\u6237\u7a7a\u95f4\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\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Linux Kernel"
},
"referenceLink": "https://access.redhat.com/security/cve/CVE-2016-0774\r\nhttps://rhn.redhat.com/errata/RHSA-2016-0494.html\r\nhttps://www.auscert.org.au/render.html?it=32694",
"serverity": "\u4e2d",
"submitTime": "2016-03-24",
"title": "Linux kernel\u5185\u5b58\u6cc4\u9732\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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