cnvd - cnvd-2017-11820

cnvd-2017-11820

Vulnerability from cnvd

Title: GNU GRUB拒绝服务漏洞

Description:

GNU GRand Unified Bootloader (GRUB)是一个多重引导加载程序。

GNU GRUB存在拒绝服务漏洞。攻击者可以利用漏洞来崩溃受影响的应用程序，从而导致拒绝服务条件。

Severity: 中

Patch Name: GNU GRUB拒绝服务漏洞的补丁

Patch Description:

GNU GRand Unified Bootloader (GRUB)是一个多重引导加载程序。

GNU GRUB存在拒绝服务漏洞。攻击者可以利用漏洞来崩溃受影响的应用程序，从而导致拒绝服务条件。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，补丁获取链接： http://www.gnu.org/software/grub/

Reference: http://www.securityfocus.com/bid/99141

Impacted products

Name
GNU GRUB

Show details on source website

JSON

To clipboard

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    "bid": {
      "bidNumber": "99141"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9763",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9763"
    }
  },
  "description": "GNU GRand Unified Bootloader (GRUB)\u662f\u4e00\u4e2a\u591a\u91cd\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\u3002\r\n\r\nGNU GRUB\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6f0f\u6d1e\u6765\u5d29\u6e83\u53d7\u5f71\u54cd\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4ece\u800c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\u3002",
  "discovererName": "Kamil Frankowicz (fumfel)",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://www.gnu.org/software/grub/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-11820",
  "openTime": "2017-06-28",
  "patchDescription": "GNU GRand Unified Bootloader (GRUB)\u662f\u4e00\u4e2a\u591a\u91cd\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\u3002\r\n\r\nGNU GRUB\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6f0f\u6d1e\u6765\u5d29\u6e83\u53d7\u5f71\u54cd\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4ece\u800c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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": "GNU GRUB\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GNU GRUB"
  },
  "referenceLink": "http://www.securityfocus.com/bid/99141",
  "serverity": "\u4e2d",
  "submitTime": "2017-06-21",
  "title": "GNU GRUB\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-9763 (GCVE-0-2017-9763)

Vulnerability from cvelistv5

Published

2017-06-19 16:00

Modified

2024-08-05 17:18

Severity ?

CWE

Summary

The grub_ext2_read_block function in fs/ext2.c in GNU GRUB before 2013-11-12, as used in shlr/grub/fs/ext2.c in radare2 1.5.0, allows remote attackers to cause a denial of service (excessive stack use and application crash) via a crafted binary file, related to use of a variable-size stack array.

References

▼	URL	Tags
	https://github.com/radare/radare2/issues/7723	x_refsource_CONFIRM
	http://git.savannah.gnu.org/cgit/grub.git/commit/grub-core/fs/ext2.c?id=ac8cac1dac50daaf1c390d701cca3b55e16ee768	x_refsource_CONFIRM
	https://github.com/radare/radare2/commit/65000a7fd9eea62359e6d6714f17b94a99a82edd	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/99141	vdb-entry, x_refsource_BID

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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