CNVD-2018-05429
Vulnerability from cnvd - Published: 2018-03-15
VLAI Severity ?
Title
gifsicle 'read_gif'函数双重释放漏洞
Description
gifsicle是一款开源的用于创建、编辑和优化GIF图像的工具。
gifsicle 1.90版本中的gifread.c文件的'read_gif'函数存在双重释放漏洞,该漏洞源于程序未能正确的处理last_name。远程攻击者可借助恶意制作的文件利用该漏洞造成拒绝服务。
Severity
中
Patch Name
gifsicle 'read_gif'函数双重释放漏洞的补丁
Patch Description
gifsicle是一款开源的用于创建、编辑和优化GIF图像的工具。
gifsicle 1.90版本中的gifread.c文件的'read_gif'函数存在双重释放漏洞,该漏洞源于程序未能正确的处理last_name。远程攻击者可借助恶意制作的文件利用该漏洞造成拒绝服务。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
目前厂商已发布升级补丁以修复漏洞,补丁获取链接: https://github.com/kohler/gifsicle/commit/118a46090c50829dc543179019e6140e1235f909
Reference
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=878739
Impacted products
| Name | Gifsicle Gifsicle 1.90 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2017-18120"
}
},
"description": "gifsicle\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u7528\u4e8e\u521b\u5efa\u3001\u7f16\u8f91\u548c\u4f18\u5316GIF\u56fe\u50cf\u7684\u5de5\u5177\u3002\r\n\r\ngifsicle 1.90\u7248\u672c\u4e2d\u7684gifread.c\u6587\u4ef6\u7684\u0027read_gif\u0027\u51fd\u6570\u5b58\u5728\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406last_name\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u5236\u4f5c\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
"discovererName": "Joonun Jang \u003cjoonun.jang@gmail.com\u003e",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/kohler/gifsicle/commit/118a46090c50829dc543179019e6140e1235f909",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2018-05429",
"openTime": "2018-03-15",
"patchDescription": "gifsicle\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u7528\u4e8e\u521b\u5efa\u3001\u7f16\u8f91\u548c\u4f18\u5316GIF\u56fe\u50cf\u7684\u5de5\u5177\u3002\r\n\r\ngifsicle 1.90\u7248\u672c\u4e2d\u7684gifread.c\u6587\u4ef6\u7684\u0027read_gif\u0027\u51fd\u6570\u5b58\u5728\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406last_name\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u5236\u4f5c\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\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": "gifsicle \u0027read_gif\u0027\u51fd\u6570\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Gifsicle Gifsicle 1.90"
},
"referenceLink": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=878739",
"serverity": "\u4e2d",
"submitTime": "2018-02-07",
"title": "gifsicle \u0027read_gif\u0027\u51fd\u6570\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e"
}
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Sightings
| Author | Source | Type | Date |
|---|
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.
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