cnvd - cnvd-2021-11057

cnvd-2021-11057

Vulnerability from cnvd

Title: libmysofa空指针解引用漏洞（CNVD-2021-11057）

Description:

libmysofa是一款用于读取AES SOFA文件的轻量级C库。

libmysofa 0.5 - 1.1存在空指针解引用漏洞。该漏洞源于verifyAttribute函数对输入数据的处理未能正确。攻击者可利用该漏洞导致分段错误和应用程序崩溃。

Severity: 中

Patch Name: libmysofa空指针解引用漏洞（CNVD-2021-11057）的补丁

Patch Description:

libmysofa是一款用于读取AES SOFA文件的轻量级C库。

libmysofa 0.5 - 1.1存在空指针解引用漏洞。该漏洞源于verifyAttribute函数对输入数据的处理未能正确。攻击者可利用该漏洞导致分段错误和应用程序崩溃。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/hoene/libmysofa/pull/145

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-36148

Impacted products

Name
libmysofa libmysofa >=0.5，<=1.1

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-36148",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-36148"
    }
  },
  "description": "libmysofa\u662f\u4e00\u6b3e\u7528\u4e8e\u8bfb\u53d6AES SOFA\u6587\u4ef6\u7684\u8f7b\u91cf\u7ea7C\u5e93\u3002\n\nlibmysofa 0.5 - 1.1\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8everifyAttribute\u51fd\u6570\u5bf9\u8f93\u5165\u6570\u636e\u7684\u5904\u7406\u672a\u80fd\u6b63\u786e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5206\u6bb5\u9519\u8bef\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/hoene/libmysofa/pull/145",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-11057",
  "openTime": "2021-02-20",
  "patchDescription": "libmysofa\u662f\u4e00\u6b3e\u7528\u4e8e\u8bfb\u53d6AES SOFA\u6587\u4ef6\u7684\u8f7b\u91cf\u7ea7C\u5e93\u3002\r\n\r\nlibmysofa 0.5 - 1.1\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8everifyAttribute\u51fd\u6570\u5bf9\u8f93\u5165\u6570\u636e\u7684\u5904\u7406\u672a\u80fd\u6b63\u786e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5206\u6bb5\u9519\u8bef\u548c\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": "libmysofa\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2021-11057\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "libmysofa libmysofa \u003e=0.5\uff0c\u003c=1.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-36148",
  "serverity": "\u4e2d",
  "submitTime": "2021-02-09",
  "title": "libmysofa\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2021-11057\uff09"
}

CVE-2020-36148 (GCVE-0-2020-36148)

Vulnerability from cvelistv5

Published

2021-02-08 20:13

Modified

2024-08-04 17:23

Severity ?

CWE

Summary

Incorrect handling of input data in verifyAttribute function in the libmysofa library 0.5 - 1.1 will lead to NULL pointer dereference and segmentation fault error in case of restrictive memory protection or near NULL pointer overwrite in case of no memory restrictions (e.g. in embedded environments).

References

▼	URL	Tags
	https://github.com/hoene/libmysofa/issues/138	x_refsource_MISC
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQLNZOVVONQSZZJHQVZT6NMOUUDMGBBR/	vendor-advisory, x_refsource_FEDORA

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

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          "dateUpdated": "2024-08-04T17:23:09.359Z",
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          },
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            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQLNZOVVONQSZZJHQVZT6NMOUUDMGBBR/"
          }
        ],
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      "providerMetadata": {
        "dateUpdated": "2021-02-26T02:06:18",
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      "references": [
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          "tags": [
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        },
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          "name": "FEDORA-2021-4e40ccb5e6",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQLNZOVVONQSZZJHQVZT6NMOUUDMGBBR/"
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      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-36148",
          "STATE": "PUBLIC"
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        "affects": {
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                            "version_value": "n/a"
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  "cveMetadata": {
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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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