cnvd - cnvd-2018-11268

cnvd-2018-11268

Vulnerability from cnvd

Title: Linux kernel 'cdrom_ioctl_media_changed'函数拒绝服务漏洞

Description:

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

Linux kernel 4.16.6之前版本中的drivers/cdrom/cdrom.c文件的'cdrom_ioctl_media_changed'函数存在安全漏洞。本地攻击者可利用该漏洞读取内核内存。

Severity: 低

Patch Name: Linux kernel 'cdrom_ioctl_media_changed'函数拒绝服务漏洞的补丁

Patch Description:

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

Linux kernel 4.16.6之前版本中的drivers/cdrom/cdrom.c文件的'cdrom_ioctl_media_changed'函数存在安全漏洞。本地攻击者可利用该漏洞读取内核内存。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://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.6

Reference: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9de4ee40547fd315d4a0ed1dd15a2fa3559ad707

Impacted products

Name
Linux Kernel 4.16.6

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "104154"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-10940"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.16.6\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/cdrom/cdrom.c\u6587\u4ef6\u7684\u0027cdrom_ioctl_media_changed\u0027\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u5185\u6838\u5185\u5b58\u3002",
  "discovererName": "Linux",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.6",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-11268",
  "openTime": "2018-06-12",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.16.6\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/cdrom/cdrom.c\u6587\u4ef6\u7684\u0027cdrom_ioctl_media_changed\u0027\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u5185\u6838\u5185\u5b58\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 \u0027cdrom_ioctl_media_changed\u0027\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel 4.16.6"
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  "referenceLink": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9de4ee40547fd315d4a0ed1dd15a2fa3559ad707",
  "serverity": "\u4f4e",
  "submitTime": "2018-05-11",
  "title": "Linux kernel \u0027cdrom_ioctl_media_changed\u0027\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2018-10940 (GCVE-0-2018-10940)

Vulnerability from cvelistv5

Published

2018-05-09 17:00

Modified

2024-08-05 07:54

Severity ?

CWE

Summary

The cdrom_ioctl_media_changed function in drivers/cdrom/cdrom.c in the Linux kernel before 4.16.6 allows local attackers to use a incorrect bounds check in the CDROM driver CDROM_MEDIA_CHANGED ioctl to read out kernel memory.

References

▼	URL	Tags
	https://usn.ubuntu.com/3676-1/	vendor-advisory, x_refsource_UBUNTU
	https://access.redhat.com/errata/RHSA-2018:3083	vendor-advisory, x_refsource_REDHAT
	https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html	mailing-list, x_refsource_MLIST
	https://usn.ubuntu.com/3695-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/3695-2/	vendor-advisory, x_refsource_UBUNTU
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9de4ee40547fd315d4a0ed1dd15a2fa3559ad707	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2018/06/msg00000.html	mailing-list, x_refsource_MLIST
	https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.6	x_refsource_MISC
	https://usn.ubuntu.com/3754-1/	vendor-advisory, x_refsource_UBUNTU
	https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html	mailing-list, x_refsource_MLIST
	https://access.redhat.com/errata/RHSA-2018:2948	vendor-advisory, x_refsource_REDHAT
	https://github.com/torvalds/linux/commit/9de4ee40547fd315d4a0ed1dd15a2fa3559ad707	x_refsource_MISC
	https://usn.ubuntu.com/3676-2/	vendor-advisory, x_refsource_UBUNTU
	http://www.securityfocus.com/bid/104154	vdb-entry, x_refsource_BID
	https://access.redhat.com/errata/RHSA-2018:3096	vendor-advisory, x_refsource_REDHAT

Impacted products

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

Show details on NVD website

JSON

To clipboard

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    "datePublished": "2018-05-09T17:00:00",
    "dateReserved": "2018-05-09T00:00:00",
    "dateUpdated": "2024-08-05T07:54:35.969Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1"
}

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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