cnvd - cnvd-2022-62369

CNVD-2022-62369

Vulnerability from cnvd - Published: 2022-09-08

Title

Libraw存在未明漏洞

Description

Libraw是Libraw公司的一个用来处理RAW(CRW/CR2,NEF,RAF,DNG,andothers)格式图片的C++库，支持各种操作系统。 Libraw存在安全漏洞，该漏洞源于处理cr3文件时，crxFreeSubbandData()函数中存在内存损坏。目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Libraw存在未明漏洞的补丁

Patch Description

Libraw是Libraw公司的一个用来处理RAW(CRW/CR2,NEF,RAF,DNG,andothers)格式图片的C++库，支持各种操作系统。 Libraw存在安全漏洞，该漏洞源于处理cr3文件时，crxFreeSubbandData()函数中存在内存损坏。目前没有详细的漏洞细节提供。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

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://github.com/LibRaw/LibRaw

Reference

https://cxsecurity.com/cveshow/CVE-2020-35534/

Impacted products

Name
['LibRaw LibRaw 0.20.0', 'LibRaw LibRaw 0.20.0:rc2', 'LibRaw LibRaw 0.20.1', 'LibRaw LibRaw 0.20.2', 'LibRaw LibRaw 0.21.0:beta1']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-35534"
    }
  },
  "description": "Libraw\u662fLibraw\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u6765\u5904\u7406RAW(CRW/CR2,NEF,RAF,DNG,andothers)\u683c\u5f0f\u56fe\u7247\u7684C++\u5e93\uff0c\u652f\u6301\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nLibraw\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5904\u7406cr3\u6587\u4ef6\u65f6\uff0ccrxFreeSubbandData()\u51fd\u6570\u4e2d\u5b58\u5728\u5185\u5b58\u635f\u574f\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://github.com/LibRaw/LibRaw",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-62369",
  "openTime": "2022-09-08",
  "patchDescription": "Libraw\u662fLibraw\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u6765\u5904\u7406RAW(CRW/CR2,NEF,RAF,DNG,andothers)\u683c\u5f0f\u56fe\u7247\u7684C++\u5e93\uff0c\u652f\u6301\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nLibraw\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5904\u7406cr3\u6587\u4ef6\u65f6\uff0ccrxFreeSubbandData()\u51fd\u6570\u4e2d\u5b58\u5728\u5185\u5b58\u635f\u574f\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\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": "Libraw\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "LibRaw LibRaw 0.20.0",
      "LibRaw LibRaw 0.20.0:rc2",
      "LibRaw LibRaw 0.20.1",
      "LibRaw LibRaw 0.20.2",
      "LibRaw LibRaw 0.21.0:beta1"
    ]
  },
  "referenceLink": "https://cxsecurity.com/cveshow/CVE-2020-35534/",
  "serverity": "\u4e2d",
  "submitTime": "2022-09-05",
  "title": "Libraw\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2020-35534 (GCVE-0-2020-35534)

Vulnerability from cvelistv5 – Published: 2022-09-01 17:54 – Updated: 2024-08-04 17:02

Summary

In LibRaw, there is a memory corruption vulnerability within the "crxFreeSubbandData()" function (libraw\src\decoders\crx.cpp) when processing cr3 files.

Severity ?

No CVSS data available.

CWE

CWE-400

Assigner

redhat

References

URL

Tags

	https://github.com/LibRaw/LibRaw/issues/279	x_refsource_MISC
	https://github.com/LibRaw/LibRaw/commit/e41f331e9…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	LibRaw	Affected: LibRaw 0.21-Beta1, LibRaw 0.20.2, LibRaw 0.20.1, LibRaw 0.20.0, LibRaw 0.20-RC2

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JSON

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          "versions": [
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2022-62369

CVE-2020-35534 (GCVE-0-2020-35534)

Tags

Sightings

Nomenclature