cnvd - cnvd-2017-05639

cnvd-2017-05639

Vulnerability from cnvd

Title: elfutils ‘__libelf_set_rawdata_wrlock’函数拒绝服务漏洞

Description:

elfutils是一套用于读取、创建和修改ELF二进制文件的实用程序和库的集合。

elfutils的elf_getdata.c中的__libelf_set_rawdata_wrlock函数存在拒绝服务漏洞。远程攻击者可利用该漏洞通过专门设计的sh_off 或sh_size ELF标头值（触发内存分配失败）导致拒绝服务。

Severity: 中

Patch Name: elfutils ‘__libelf_set_rawdata_wrlock’函数拒绝服务漏洞的补丁

Patch Description:

elfutils是一套用于读取、创建和修改ELF二进制文件的实用程序和库的集合。

elfutils的elf_getdata.c中的__libelf_set_rawdata_wrlock函数存在拒绝服务漏洞。远程攻击者可利用该漏洞通过专门设计的sh_off 或sh_size ELF标头值（触发内存分配失败）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:

厂商已发布漏洞修复程序，请及时关注更新：https://lists.fedorahosted.org/archives/list/elfutils-devel@lists.fedorahosted.org/thread/Q4LE47FPEVRZANMV6JE2NMHYO4H5MHGJ/

Reference: https://blogs.gentoo.org/ago/2016/11/04/elfutils-memory-allocation-failure-in-__libelf_set_rawdata_wrlock-elf_getdata-c/ https://nvd.nist.gov/vuln/detail/CVE-2016-10255

Impacted products

Name
Elfutils Elfutils <=0.167

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-10255"
    }
  },
  "description": "elfutils\u662f\u4e00\u5957\u7528\u4e8e\u8bfb\u53d6\u3001\u521b\u5efa\u548c\u4fee\u6539ELF\u4e8c\u8fdb\u5236\u6587\u4ef6\u7684\u5b9e\u7528\u7a0b\u5e8f\u548c\u5e93\u7684\u96c6\u5408\u3002\r\n\r\nelfutils\u7684elf_getdata.c\u4e2d\u7684__libelf_set_rawdata_wrlock\u51fd\u6570\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u4e13\u95e8\u8bbe\u8ba1\u7684sh_off \u6216sh_size ELF\u6807\u5934\u503c\uff08\u89e6\u53d1\u5185\u5b58\u5206\u914d\u5931\u8d25\uff09\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "unknown",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://lists.fedorahosted.org/archives/list/elfutils-devel@lists.fedorahosted.org/thread/Q4LE47FPEVRZANMV6JE2NMHYO4H5MHGJ/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-05639",
  "openTime": "2017-04-21",
  "patchDescription": "elfutils\u662f\u4e00\u5957\u7528\u4e8e\u8bfb\u53d6\u3001\u521b\u5efa\u548c\u4fee\u6539ELF\u4e8c\u8fdb\u5236\u6587\u4ef6\u7684\u5b9e\u7528\u7a0b\u5e8f\u548c\u5e93\u7684\u96c6\u5408\u3002\r\n\r\nelfutils\u7684elf_getdata.c\u4e2d\u7684__libelf_set_rawdata_wrlock\u51fd\u6570\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u4e13\u95e8\u8bbe\u8ba1\u7684sh_off \u6216sh_size ELF\u6807\u5934\u503c\uff08\u89e6\u53d1\u5185\u5b58\u5206\u914d\u5931\u8d25\uff09\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": "elfutils \u2018__libelf_set_rawdata_wrlock\u2019\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Elfutils Elfutils \u003c=0.167"
  },
  "referenceLink": "https://blogs.gentoo.org/ago/2016/11/04/elfutils-memory-allocation-failure-in-__libelf_set_rawdata_wrlock-elf_getdata-c/\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-10255",
  "serverity": "\u4e2d",
  "submitTime": "2017-03-28",
  "title": "elfutils \u2018__libelf_set_rawdata_wrlock\u2019\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-10255 (GCVE-0-2016-10255)

Vulnerability from cvelistv5

Published

2017-03-23 16:00

Modified

2024-08-06 03:14

Severity ?

CWE

Summary

The __libelf_set_rawdata_wrlock function in elf_getdata.c in elfutils before 0.168 allows remote attackers to cause a denial of service (crash) via a crafted (1) sh_off or (2) sh_size ELF header value, which triggers a memory allocation failure.

References

▼	URL	Tags
	https://usn.ubuntu.com/3670-1/	vendor-advisory, x_refsource_UBUNTU
	https://bugzilla.redhat.com/show_bug.cgi?id=1387584	x_refsource_CONFIRM
	https://security.gentoo.org/glsa/201710-10	vendor-advisory, x_refsource_GENTOO
	http://www.openwall.com/lists/oss-security/2017/03/22/1	mailing-list, x_refsource_MLIST
	https://lists.fedorahosted.org/archives/list/elfutils-devel%40lists.fedorahosted.org/thread/Q4LE47FPEVRZANMV6JE2NMHYO4H5MHGJ/	mailing-list, x_refsource_MLIST
	https://blogs.gentoo.org/ago/2016/11/04/elfutils-memory-allocation-failure-in-__libelf_set_rawdata_wrlock-elf_getdata-c/	x_refsource_MISC

Impacted products

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

Show details on NVD website

JSON

To clipboard

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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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