cnvd - cnvd-2016-09543

cnvd-2016-09543

Vulnerability from cnvd

Title: Linux kernel栈缓冲区溢出漏洞（CNVD-2016-09543）

Description:

Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。

Linux kernel 4.7.5之前版本中的drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c文件中的‘brcmf_cfg80211_start_ap’函数存在栈缓冲区溢出漏洞。本地攻击者可利用该漏洞造成拒绝服务（系统崩溃）。

Severity: 中

Patch Name: Linux kernel栈缓冲区溢出漏洞（CNVD-2016-09543）的补丁

Patch Description:

Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。

Linux kernel 4.7.5之前版本中的drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c文件中的‘brcmf_cfg80211_start_ap’函数存在栈缓冲区溢出漏洞。本地攻击者可利用该漏洞造成拒绝服务（系统崩溃）。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:

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5

Reference: https://bugzilla.redhat.com/show_bug.cgi?id=1384403 https://github.com/torvalds/linux/commit/ded89912156b1a47d940a0c954c43afbabd0c42c

Impacted products

Name
Linux Kernel <4.7.5

Show details on source website

JSON

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{
  "bids": {
    "bid": {
      "bidNumber": "93541"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-8658"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.7.5\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c\u6587\u4ef6\u4e2d\u7684\u2018brcmf_cfg80211_start_ap\u2019\u51fd\u6570\u5b58\u5728\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7cfb\u7edf\u5d29\u6e83\uff09\u3002",
  "discovererName": "Linux",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-09543",
  "openTime": "2016-10-20",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.7.5\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c\u6587\u4ef6\u4e2d\u7684\u2018brcmf_cfg80211_start_ap\u2019\u51fd\u6570\u5b58\u5728\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7cfb\u7edf\u5d29\u6e83\uff09\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": "Linux kernel\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2016-09543\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel \u003c4.7.5"
  },
  "referenceLink": "https://bugzilla.redhat.com/show_bug.cgi?id=1384403\r\nhttps://github.com/torvalds/linux/commit/ded89912156b1a47d940a0c954c43afbabd0c42c",
  "serverity": "\u4e2d",
  "submitTime": "2016-10-18",
  "title": "Linux kernel\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2016-09543\uff09"
}

CVE-2016-8658 (GCVE-0-2016-8658)

Vulnerability from cvelistv5

Published

2016-10-16 21:00

Modified

2024-08-06 02:27

Severity ?

CWE

Summary

Stack-based buffer overflow in the brcmf_cfg80211_start_ap function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.7.5 allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a long SSID Information Element in a command to a Netlink socket.

References

▼	URL	Tags
	http://www.ubuntu.com/usn/USN-3146-2	vendor-advisory, x_refsource_UBUNTU
	https://github.com/torvalds/linux/commit/ded89912156b1a47d940a0c954c43afbabd0c42c	x_refsource_CONFIRM
	http://www.ubuntu.com/usn/USN-3146-1	vendor-advisory, x_refsource_UBUNTU
	http://www.ubuntu.com/usn/USN-3145-1	vendor-advisory, x_refsource_UBUNTU
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ded89912156b1a47d940a0c954c43afbabd0c42c	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2016/10/13/1	mailing-list, x_refsource_MLIST
	https://bugzilla.redhat.com/show_bug.cgi?id=1384403	x_refsource_CONFIRM
	http://www.ubuntu.com/usn/USN-3145-2	vendor-advisory, x_refsource_UBUNTU
	http://www.securityfocus.com/bid/93541	vdb-entry, x_refsource_BID
	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5	x_refsource_CONFIRM

Impacted products

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

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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