Vulnerability-Lookup

CNVD-2016-02776

Vulnerability from cnvd - Published: 2016-05-06

Title

Linux kernel拒绝服务漏洞（CNVD-2016-02776）

Description

Linux kernel由美国Linux基金会发布的操作系统Linux所使用的内核，是一个开源，自由，最广泛移植的操作系统内核。 Linux kernel 3.18.5之前版本存在拒绝服务漏洞，允许本地用户通过利用CAP_NET_ADMIN导致拒绝服务。

Severity

低

Patch Name

Linux kernel拒绝服务漏洞（CNVD-2016-02776）的补丁

Patch Description

Linux kernel由美国Linux基金会发布的操作系统Linux所使用的内核，是一个开源，自由，最广泛移植的操作系统内核。 Linux kernel 3.18.5之前版本存在拒绝服务漏洞，允许本地用户通过利用CAP_NET_ADMIN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

用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： https://github.com/torvalds/linux/commit/a2f18db0c68fec96631c10cad9384c196e9008ac

Reference

https://github.com/torvalds/linux/commit/a2f18db0c68fec96631c10cad9384c196e9008ac

Impacted products

Name
Linux Kernel <3.18.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-1573"
    }
  },
  "description": "Linux kernel\u7531\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\uff0c\u662f\u4e00\u4e2a\u5f00\u6e90\uff0c\u81ea\u7531\uff0c\u6700\u5e7f\u6cdb\u79fb\u690d\u7684\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u3002\r\n\r\nLinux kernel 3.18.5\u4e4b\u524d\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u7528\u6237\u901a\u8fc7\u5229\u7528CAP_NET_ADMIN\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Wade Mealing",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://github.com/torvalds/linux/commit/a2f18db0c68fec96631c10cad9384c196e9008ac",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-02776",
  "openTime": "2016-05-06",
  "patchDescription": "Linux kernel\u7531\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\uff0c\u662f\u4e00\u4e2a\u5f00\u6e90\uff0c\u81ea\u7531\uff0c\u6700\u5e7f\u6cdb\u79fb\u690d\u7684\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u3002\r\n\r\nLinux kernel 3.18.5\u4e4b\u524d\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u7528\u6237\u901a\u8fc7\u5229\u7528CAP_NET_ADMIN\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": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-02776\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel \u003c3.18.5"
  },
  "referenceLink": "https://github.com/torvalds/linux/commit/a2f18db0c68fec96631c10cad9384c196e9008ac",
  "serverity": "\u4f4e",
  "submitTime": "2016-05-05",
  "title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-02776\uff09"
}

CVE-2015-1573 (GCVE-0-2015-1573)

Vulnerability from cvelistv5 – Published: 2016-05-02 10:00 – Updated: 2024-08-06 04:47

Summary

The nft_flush_table function in net/netfilter/nf_tables_api.c in the Linux kernel before 3.18.5 mishandles the interaction between cross-chain jumps and ruleset flushes, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

8 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1190966	x_refsource_CONFIRM
https://github.com/torvalds/linux/commit/a2f18db0…	x_refsource_CONFIRM
http://git.kernel.org/cgit/linux/kernel/git/torva…	x_refsource_CONFIRM
http://rhn.redhat.com/errata/RHSA-2015-1138.html	vendor-advisoryx_refsource_REDHAT
http://www.kernel.org/pub/linux/kernel/v3.x/Chang…	x_refsource_CONFIRM
http://www.securityfocus.com/bid/72552	vdb-entryx_refsource_BID
http://www.openwall.com/lists/oss-security/2015/0…	mailing-listx_refsource_MLIST
http://rhn.redhat.com/errata/RHSA-2015-1137.html	vendor-advisoryx_refsource_REDHAT

Date Public

2015-01-29 00:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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CNVD-2016-02776

CVE-2015-1573 (GCVE-0-2015-1573)

Tags

Sightings

Nomenclature

Related by attack behaviour