cnvd - cnvd-2021-95623

cnvd-2021-95623

Vulnerability from cnvd

Title: Zephyr数字错误漏洞

Description:

Zephyr是一套开源的小型的可缩放的实时操作系统。

Zephyr存在数字错误漏洞，该漏洞源于IEEE 802154中Zephyr的整数下流片段重组头部移除。目前没有详细漏洞细节提供。

Severity: 中

Patch Name: Zephyr数字错误漏洞的补丁

Patch Description:

Zephyr是一套开源的小型的可缩放的实时操作系统。

Zephyr存在数字错误漏洞，该漏洞源于IEEE 802154中Zephyr的整数下流片段重组头部移除。目前没有详细漏洞细节提供。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://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-3321

Impacted products

Name
Zephyr Zephyr >=2.4.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-3321"
    }
  },
  "description": "Zephyr\u662f\u4e00\u5957\u5f00\u6e90\u7684\u5c0f\u578b\u7684\u53ef\u7f29\u653e\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nZephyr\u5b58\u5728\u6570\u5b57\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eIEEE 802154\u4e2dZephyr\u7684\u6574\u6570\u4e0b\u6d41\u7247\u6bb5\u91cd\u7ec4\u5934\u90e8\u79fb\u9664\u3002 \u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-95623",
  "openTime": "2021-12-09",
  "patchDescription": "Zephyr\u662f\u4e00\u5957\u5f00\u6e90\u7684\u5c0f\u578b\u7684\u53ef\u7f29\u653e\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nZephyr\u5b58\u5728\u6570\u5b57\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eIEEE 802154\u4e2dZephyr\u7684\u6574\u6570\u4e0b\u6d41\u7247\u6bb5\u91cd\u7ec4\u5934\u90e8\u79fb\u9664\u3002 \u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Zephyr\u6570\u5b57\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Zephyr Zephyr \u003e=2.4.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-3321",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-14",
  "title": "Zephyr\u6570\u5b57\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2021-3321 (GCVE-0-2021-3321)

Vulnerability from cvelistv5

Published

2021-10-12 21:50

Modified

2024-09-16 22:51

Severity ?

7.5 (High) - CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H

CWE

CWE-680 - Integer Overflow to Buffer Overflow ()

Summary

Integer Underflow in Zephyr in IEEE 802154 Fragment Reassembly Header Removal. Zephyr versions >= >=2.4.0 contain Integer Overflow to Buffer Overflow (CWE-680). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99

References

▼	URL	Tags
	http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	zephyrproject-rtos	zephyr	Version: >=2.4.0 < unspecified

Show details on NVD website

JSON

To clipboard

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            "url": "http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99"
          }
        ],
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    ],
    "cna": {
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        }
      ],
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            "attackVector": "ADJACENT_NETWORK",
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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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