CNVD-2016-04233

Vulnerability from cnvd - Published: 2016-06-23
VLAI
Title
bzip2recover内存错误引用漏洞
Description
bzip2是英国软件开发者Julian Seward所研发的一套用于类Unix操作系统中的开源文件压缩和解压工具。bzip2recover是其中的一个用于修复损坏的.bz2文件的模块。 bzip2recover中存在内存错误引用漏洞。攻击者可借助恶意的文件利用该漏洞造成拒绝服务（应用程序崩溃）。
Severity
中
Patch Name
bzip2recover内存错误引用漏洞的补丁
Patch Description
bzip2是英国软件开发者Julian Seward所研发的一套用于类Unix操作系统中的开源文件压缩和解压工具。bzip2recover是其中的一个用于修复损坏的.bz2文件的模块。 bzip2recover中存在内存错误引用漏洞。攻击者可借助恶意的文件利用该漏洞造成拒绝服务（应用程序崩溃）。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

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： http://www.bzip.org/

Reference
http://www.openwall.com/lists/oss-security/2016/06/20/1
Impacted products
Name
bzip2 bzip2recover 1.0.6
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-3189"
    }
  },
  "description": "bzip2\u662f\u82f1\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005Julian Seward\u6240\u7814\u53d1\u7684\u4e00\u5957\u7528\u4e8e\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684\u5f00\u6e90\u6587\u4ef6\u538b\u7f29\u548c\u89e3\u538b\u5de5\u5177\u3002bzip2recover\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7528\u4e8e\u4fee\u590d\u635f\u574f\u7684.bz2\u6587\u4ef6\u7684\u6a21\u5757\u3002\r\n\r\nbzip2recover\u4e2d\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\u3002",
  "discovererName": "Cedric Buissart",
  "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\nhttp://www.bzip.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-04233",
  "openTime": "2016-06-23",
  "patchDescription": "bzip2\u662f\u82f1\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005Julian Seward\u6240\u7814\u53d1\u7684\u4e00\u5957\u7528\u4e8e\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684\u5f00\u6e90\u6587\u4ef6\u538b\u7f29\u548c\u89e3\u538b\u5de5\u5177\u3002bzip2recover\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7528\u4e8e\u4fee\u590d\u635f\u574f\u7684.bz2\u6587\u4ef6\u7684\u6a21\u5757\u3002\r\n\r\nbzip2recover\u4e2d\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5e94\u7528\u7a0b\u5e8f\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": "bzip2recover\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "bzip2 bzip2recover 1.0.6"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/06/20/1",
  "serverity": "\u4e2d",
  "submitTime": "2016-06-21",
  "title": "bzip2recover\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.