cnvd - cnvd-2022-05533

cnvd-2022-05533

Vulnerability from cnvd

Title: LibTIFF内存分配失败漏洞（CNVD-2022-05533）

Description:

Libtiff是一个用于读取和写入标记图像文件格式（缩写为TIFF）文件的库。

libtiff中的tif_read.c存在内存分配失败漏洞。攻击者可通过特制TIFF文档利用该漏洞导致中止，从而可导致拒绝服务。

Severity: 中

Patch Name: LibTIFF内存分配失败漏洞（CNVD-2022-05533）的补丁

Patch Description:

Libtiff是一个用于读取和写入标记图像文件格式（缩写为TIFF）文件的库。

libtiff 4.1.0及更早版本中的tif_read.c存在内存分配失败漏洞。攻击者可通过特制TIFF文档利用该漏洞导致中止，从而可导致拒绝服务。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： https://gitlab.com/libtiff/libtiff/-/commit/b5a935d96b21cda0f434230cdf8ca958cd8b4eef

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-35521

Impacted products

Name
Libtiff Libtiff <4.2.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-35521",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-35521"
    }
  },
  "description": "Libtiff\u662f\u4e00\u4e2a\u7528\u4e8e\u8bfb\u53d6\u548c\u5199\u5165\u6807\u8bb0\u56fe\u50cf\u6587\u4ef6\u683c\u5f0f\uff08\u7f29\u5199\u4e3aTIFF\uff09\u6587\u4ef6\u7684\u5e93\u3002\n\nlibtiff\u4e2d\u7684tif_read.c\u5b58\u5728\u5185\u5b58\u5206\u914d\u5931\u8d25\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236TIFF\u6587\u6863\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u4e2d\u6b62\uff0c\u4ece\u800c\u53ef\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://gitlab.com/libtiff/libtiff/-/commit/b5a935d96b21cda0f434230cdf8ca958cd8b4eef",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-05533",
  "openTime": "2022-01-19",
  "patchDescription": "Libtiff\u662f\u4e00\u4e2a\u7528\u4e8e\u8bfb\u53d6\u548c\u5199\u5165\u6807\u8bb0\u56fe\u50cf\u6587\u4ef6\u683c\u5f0f\uff08\u7f29\u5199\u4e3aTIFF\uff09\u6587\u4ef6\u7684\u5e93\u3002\r\n\r\nlibtiff 4.1.0\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684tif_read.c\u5b58\u5728\u5185\u5b58\u5206\u914d\u5931\u8d25\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236TIFF\u6587\u6863\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u4e2d\u6b62\uff0c\u4ece\u800c\u53ef\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "LibTIFF\u5185\u5b58\u5206\u914d\u5931\u8d25\u6f0f\u6d1e\uff08CNVD-2022-05533\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Libtiff Libtiff \u003c4.2.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-35521",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-10",
  "title": "LibTIFF\u5185\u5b58\u5206\u914d\u5931\u8d25\u6f0f\u6d1e\uff08CNVD-2022-05533\uff09"
}

CVE-2020-35521 (GCVE-0-2020-35521)

Vulnerability from cvelistv5

Published

2021-03-09 19:16

Modified

2024-08-04 17:02

Severity ?

CWE

CWE-119

Summary

A flaw was found in libtiff. Due to a memory allocation failure in tif_read.c, a crafted TIFF file can lead to an abort, resulting in denial of service.

References

▼	URL	Tags
	https://bugzilla.redhat.com/show_bug.cgi?id=1932034	x_refsource_MISC
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BMHBYFMX3D5VGR6Y3RXTTH3Q4NF4E6IG/	vendor-advisory, x_refsource_FEDORA
	https://security.gentoo.org/glsa/202104-06	vendor-advisory, x_refsource_GENTOO
	https://security.netapp.com/advisory/ntap-20210521-0009/	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	libtiff	Version: libtiff 4.2.0

Show details on NVD website

JSON

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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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