cnvd-2018-17476
Vulnerability from cnvd
Title: Linux kernel拒绝服务漏洞（CNVD-2018-17476）
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中的ext4文件系统代码存在安全漏洞。攻击者可借助特制的ext4镜像利用该漏洞造成系统崩溃，导致拒绝服务（堆越边界写入）。
Severity: 低
Patch Name: Linux kernel拒绝服务漏洞（CNVD-2018-17476）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中的ext4文件系统代码存在安全漏洞。攻击者可借助特制的ext4镜像利用该漏洞造成系统崩溃，导致拒绝服务（堆越边界写入）。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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8cdb5240ec5928b20490a2bb34cb87e9a5f40226
Reference: http://patchwork.ozlabs.org/patch/930639/ https://bugzilla.kernel.org/show_bug.cgi?id=200005 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10880 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8cdb5240ec5928b20490a2bb34cb87e9a5f40226
| Name | Linux Linux kernel |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2018-10880"
}
},
"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\u4e2d\u7684ext4\u6587\u4ef6\u7cfb\u7edf\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684ext4\u955c\u50cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u7cfb\u7edf\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u5806\u8d8a\u8fb9\u754c\u5199\u5165\uff09\u3002",
"discovererName": "Wen Xu",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8cdb5240ec5928b20490a2bb34cb87e9a5f40226",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2018-17476",
"openTime": "2018-09-05",
"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\u4e2d\u7684ext4\u6587\u4ef6\u7cfb\u7edf\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684ext4\u955c\u50cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u7cfb\u7edf\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u5806\u8d8a\u8fb9\u754c\u5199\u5165\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-17476\uff09\u7684\u8865\u4e01",
"products": {
"product": "Linux Linux kernel"
},
"referenceLink": "http://patchwork.ozlabs.org/patch/930639/\r\nhttps://bugzilla.kernel.org/show_bug.cgi?id=200005\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10880\r\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8cdb5240ec5928b20490a2bb34cb87e9a5f40226",
"serverity": "\u4f4e",
"submitTime": "2018-07-27",
"title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-17476\uff09"
}
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.