cnvd-2021-48850
Vulnerability from cnvd
Title
Irzip空指针解引用漏洞
Description
Irzip是一款擅长压缩大文件的压缩实用程序。 Irzip 0.631版中的stream.c中的ucompthread存在空指针解引用漏洞，攻击者可通过特制压缩文件利用该漏洞导致拒绝服务。
Severity
中
Patch Name
Irzip空指针解引用漏洞的补丁
Patch Description
Irzip是一款擅长压缩大文件的压缩实用程序。 Irzip 0.631版中的stream.c中的ucompthread存在空指针解引用漏洞，攻击者可通过特制压缩文件利用该漏洞导致拒绝服务。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

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

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-27345
Impacted products
Name
ckolivas Irzip 0.631
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27345",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27345"
    }
  },
  "description": "Irzip\u662f\u4e00\u6b3e\u64c5\u957f\u538b\u7f29\u5927\u6587\u4ef6\u7684\u538b\u7f29\u5b9e\u7528\u7a0b\u5e8f\u3002\n\nIrzip 0.631\u7248\u4e2d\u7684stream.c\u4e2d\u7684ucompthread\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u538b\u7f29\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/ckolivas/lrzip",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-48850",
  "openTime": "2021-07-08",
  "patchDescription": "Irzip\u662f\u4e00\u6b3e\u64c5\u957f\u538b\u7f29\u5927\u6587\u4ef6\u7684\u538b\u7f29\u5b9e\u7528\u7a0b\u5e8f\u3002\r\n\r\nIrzip 0.631\u7248\u4e2d\u7684stream.c\u4e2d\u7684ucompthread\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u538b\u7f29\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "Irzip\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "ckolivas Irzip 0.631"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-27345",
  "serverity": "\u4e2d",
  "submitTime": "2021-06-11",
  "title": "Irzip\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}


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