cnvd - cnvd-2018-19417

cnvd-2018-19417

Vulnerability from cnvd

Title: Linux kernel权限提升漏洞（CNVD-2018-19417）

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 4.17.7之前版本中的drivers/usb/misc/yurex.c文件的yurex_read存在权限提升漏洞，本地攻击者可利用该漏洞造成内核崩溃并可能提升权限。

Severity: 中

Patch Name: Linux kernel权限提升漏洞（CNVD-2018-19417）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 4.17.7之前版本中的drivers/usb/misc/yurex.c文件的yurex_read存在权限提升漏洞，本地攻击者可利用该漏洞造成内核崩溃并可能提升权限。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://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.7

Reference: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f1e255d60ae66a9f672ff9a207ee6cd8e33d2679 https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.7 https://github.com/torvalds/linux/commit/f1e255d60ae66a9f672ff9a207ee6cd8e33d2679

Impacted products

Name
Linux Linux kernel <4.17.7

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-16276"
    }
  },
  "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 4.17.7\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/usb/misc/yurex.c\u6587\u4ef6\u7684yurex_read\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5185\u6838\u5d29\u6e83\u5e76\u53ef\u80fd\u63d0\u5347\u6743\u9650\u3002",
  "discovererName": "Jann Horn",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.7",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-19417",
  "openTime": "2018-09-19",
  "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 4.17.7\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/usb/misc/yurex.c\u6587\u4ef6\u7684yurex_read\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5185\u6838\u5d29\u6e83\u5e76\u53ef\u80fd\u63d0\u5347\u6743\u9650\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\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2018-19417\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Linux kernel \u003c4.17.7"
  },
  "referenceLink": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f1e255d60ae66a9f672ff9a207ee6cd8e33d2679\r\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.7\r\nhttps://github.com/torvalds/linux/commit/f1e255d60ae66a9f672ff9a207ee6cd8e33d2679",
  "serverity": "\u4e2d",
  "submitTime": "2018-09-04",
  "title": "Linux kernel\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2018-19417\uff09"
}

CVE-2018-16276 (GCVE-0-2018-16276)

Vulnerability from cvelistv5

Published

2018-08-31 16:00

Modified

2024-08-05 10:17

Severity ?

CWE

Summary

An issue was discovered in yurex_read in drivers/usb/misc/yurex.c in the Linux kernel before 4.17.7. Local attackers could use user access read/writes with incorrect bounds checking in the yurex USB driver to crash the kernel or potentially escalate privileges.

References

▼	URL	Tags
	https://usn.ubuntu.com/3776-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/3776-2/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/3847-1/	vendor-advisory, x_refsource_UBUNTU
	https://github.com/torvalds/linux/commit/f1e255d60ae66a9f672ff9a207ee6cd8e33d2679	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html	mailing-list, x_refsource_MLIST
	https://usn.ubuntu.com/3847-2/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/3849-1/	vendor-advisory, x_refsource_UBUNTU
	https://bugzilla.suse.com/show_bug.cgi?id=1106095	x_refsource_MISC
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f1e255d60ae66a9f672ff9a207ee6cd8e33d2679	x_refsource_MISC
	https://usn.ubuntu.com/3849-2/	vendor-advisory, x_refsource_UBUNTU
	https://www.debian.org/security/2018/dsa-4308	vendor-advisory, x_refsource_DEBIAN
	https://usn.ubuntu.com/3847-3/	vendor-advisory, x_refsource_UBUNTU
	https://bugzilla.suse.com/show_bug.cgi?id=1115593	x_refsource_MISC
	https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.7	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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          "url": "https://usn.ubuntu.com/3849-2/"
        },
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          "tags": [
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          ],
          "url": "https://www.debian.org/security/2018/dsa-4308"
        },
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          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3847-3/"
        },
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          ],
          "url": "https://bugzilla.suse.com/show_bug.cgi?id=1115593"
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          ],
          "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.7"
        }
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      "x_legacyV4Record": {
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          "ID": "CVE-2018-16276",
          "STATE": "PUBLIC"
        },
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  "cveMetadata": {
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    "datePublished": "2018-08-31T16:00:00",
    "dateReserved": "2018-08-31T00:00:00",
    "dateUpdated": "2024-08-05T10:17:38.431Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "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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