cnvd-2021-22162
Vulnerability from cnvd

Title: MuPDF对象双重释放漏洞

Description:

MuPDF是一款以C语言编写的自由及开放源代码软件库,是PDF和XPS解析和渲染引擎。

MuPDF 1.18.0在线性化期间存在对象双重释放漏洞。攻击者可利用该漏洞导致内存损坏。

Severity:

Patch Name: MuPDF对象双重释放漏洞的补丁

Patch Description:

MuPDF是一款以C语言编写的自由及开放源代码软件库,是PDF和XPS解析和渲染引擎。

MuPDF 1.18.0在线性化期间存在对象双重释放漏洞。攻击者可利用该漏洞导致内存损坏。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: http://git.ghostscript.com/?p=mupdf.git;h=cee7cefc610d42fd383b3c80c12cbc675443176a

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-3407

Impacted products
Name
MuPDF MuPDF 1.18.0
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-3407",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-3407"
    }
  },
  "description": "MuPDF\u662f\u4e00\u6b3e\u4ee5C\u8bed\u8a00\u7f16\u5199\u7684\u81ea\u7531\u53ca\u5f00\u653e\u6e90\u4ee3\u7801\u8f6f\u4ef6\u5e93\uff0c\u662fPDF\u548cXPS\u89e3\u6790\u548c\u6e32\u67d3\u5f15\u64ce\u3002\n\nMuPDF 1.18.0\u5728\u7ebf\u6027\u5316\u671f\u95f4\u5b58\u5728\u5bf9\u8c61\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u635f\u574f\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://git.ghostscript.com/?p=mupdf.git;h=cee7cefc610d42fd383b3c80c12cbc675443176a",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-22162",
  "openTime": "2021-03-25",
  "patchDescription": "MuPDF\u662f\u4e00\u6b3e\u4ee5C\u8bed\u8a00\u7f16\u5199\u7684\u81ea\u7531\u53ca\u5f00\u653e\u6e90\u4ee3\u7801\u8f6f\u4ef6\u5e93\uff0c\u662fPDF\u548cXPS\u89e3\u6790\u548c\u6e32\u67d3\u5f15\u64ce\u3002\r\n\r\nMuPDF 1.18.0\u5728\u7ebf\u6027\u5316\u671f\u95f4\u5b58\u5728\u5bf9\u8c61\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u635f\u574f\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": "MuPDF\u5bf9\u8c61\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "MuPDF MuPDF 1.18.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-3407",
  "serverity": "\u4e2d",
  "submitTime": "2021-02-24",
  "title": "MuPDF\u5bf9\u8c61\u53cc\u91cd\u91ca\u653e\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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