cnvd - cnvd-2023-15765

cnvd-2023-15765

Vulnerability from cnvd

Title

yasm error函数拒绝服务漏洞

Description

yasm是yasm开源的一个完全重写的Netwide汇编器。 yasm 1.3.0版本存在拒绝服务漏洞，该漏洞源于在modules/preprocs/nasm/nasm-pp.c中的error()函数存在释放后重用情况。攻击者可利用漏洞导致拒绝服务。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： http://yasm.tortall.net/

Reference

https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d

Impacted products

Name
yasm yasm 1.3.0

Show details on source website

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-33468",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-33468"
    }
  },
  "description": "yasm\u662fyasm\u5f00\u6e90\u7684\u4e00\u4e2a\u5b8c\u5168\u91cd\u5199\u7684Netwide\u6c47\u7f16\u5668\u3002\n\nyasm 1.3.0\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728modules/preprocs/nasm/nasm-pp.c\u4e2d\u7684error()\u51fd\u6570\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u60c5\u51b5\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttp://yasm.tortall.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-15765",
  "openTime": "2023-03-10",
  "products": {
    "product": "yasm yasm 1.3.0"
  },
  "referenceLink": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d",
  "serverity": "\u4e2d",
  "submitTime": "2022-07-28",
  "title": "yasm error\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2021-33468 (GCVE-0-2021-33468)

Vulnerability from cvelistv5

Published

2022-07-26 12:52

Modified

2024-08-03 23:50

Severity ?

CWE

n/a

Summary

An issue was discovered in yasm version 1.3.0. There is a use-after-free in error() in modules/preprocs/nasm/nasm-pp.c.

References

URL

Tags

	https://github.com/yasm/yasm/issues/162	x_refsource_MISC
	https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d	x_refsource_MISC

Impacted products

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

Show details on NVD website

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:50:42.969Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/yasm/yasm/issues/162"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in yasm version 1.3.0. There is a use-after-free in error() in modules/preprocs/nasm/nasm-pp.c."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-07-26T12:52:14",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/yasm/yasm/issues/162"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-33468",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An issue was discovered in yasm version 1.3.0. There is a use-after-free in error() in modules/preprocs/nasm/nasm-pp.c."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/yasm/yasm/issues/162",
              "refsource": "MISC",
              "url": "https://github.com/yasm/yasm/issues/162"
            },
            {
              "name": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d",
              "refsource": "MISC",
              "url": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-33468",
    "datePublished": "2022-07-26T12:52:14",
    "dateReserved": "2021-05-20T00:00:00",
    "dateUpdated": "2024-08-03T23:50:42.969Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Log in or create an account to share your comment.

Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

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.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
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.