CNVD-2018-11237

Vulnerability from cnvd - Published: 2018-06-11
VLAI Severity ?
Title
Long Range Zip内存错误引用漏洞
Description
Long Range Zip(又名lrzip)是一款开源的压缩实用程序,适用于大文件的压缩。 lrzip 0.631版本中的stream.c文件的‘read_stream’函数存在内存错误引用漏洞,该漏洞源于lrzip.c文件中的decompress_file未能校验大小值。远程攻击者可通过诱使用户打开特制的文件利用该漏洞造成应用程序崩溃。
Severity
Patch Name
Long Range Zip内存错误引用漏洞的补丁
Patch Description
Long Range Zip(又名lrzip)是一款开源的压缩实用程序,适用于大文件的压缩。 lrzip 0.631版本中的stream.c文件的‘read_stream’函数存在内存错误引用漏洞,该漏洞源于lrzip.c文件中的decompress_file未能校验大小值。远程攻击者可通过诱使用户打开特制的文件利用该漏洞造成应用程序崩溃。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

厂商已发布漏洞修复程序,请及时关注更新: https://github.com/ckolivas/lrzip/commit/907b66b8cb4ba7384abf8d82f09204b127d328bd

Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-11496
Impacted products
Name
Long Range Zip Long Range Zip 0.631
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-11496"
    }
  },
  "description": "Long Range Zip\uff08\u53c8\u540dlrzip\uff09\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u538b\u7f29\u5b9e\u7528\u7a0b\u5e8f\uff0c\u9002\u7528\u4e8e\u5927\u6587\u4ef6\u7684\u538b\u7f29\u3002\r\n\r\nlrzip 0.631\u7248\u672c\u4e2d\u7684stream.c\u6587\u4ef6\u7684\u2018read_stream\u2019\u51fd\u6570\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8elrzip.c\u6587\u4ef6\u4e2d\u7684decompress_file\u672a\u80fd\u6821\u9a8c\u5927\u5c0f\u503c\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bf1\u4f7f\u7528\u6237\u6253\u5f00\u7279\u5236\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "discovererName": "Twi1ight",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/ckolivas/lrzip/commit/907b66b8cb4ba7384abf8d82f09204b127d328bd",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-11237",
  "openTime": "2018-06-11",
  "patchDescription": "Long Range Zip\uff08\u53c8\u540dlrzip\uff09\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u538b\u7f29\u5b9e\u7528\u7a0b\u5e8f\uff0c\u9002\u7528\u4e8e\u5927\u6587\u4ef6\u7684\u538b\u7f29\u3002\r\n\r\nlrzip 0.631\u7248\u672c\u4e2d\u7684stream.c\u6587\u4ef6\u7684\u2018read_stream\u2019\u51fd\u6570\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8elrzip.c\u6587\u4ef6\u4e2d\u7684decompress_file\u672a\u80fd\u6821\u9a8c\u5927\u5c0f\u503c\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bf1\u4f7f\u7528\u6237\u6253\u5f00\u7279\u5236\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\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": "Long Range Zip\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Long Range Zip Long Range Zip 0.631"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-11496",
  "serverity": "\u4e2d",
  "submitTime": "2018-05-28",
  "title": "Long Range Zip\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}


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Sightings

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  • 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.
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  • 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.


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