cnvd - cnvd-2016-02744

CNVD-2016-02744

Vulnerability from cnvd - Published: 2016-05-05

Title

LibRSVG ‘_rsvg_css_normalize_font_size’函数拒绝服务漏洞

Description

LibRSVG是一款使用C语言编写的SVG渲染引擎。 LibRSVG的‘_rsvg_css_normalize_font_size’函数中存在安全漏洞，允许远程攻击者可利用该漏洞使链接此库的应用程序崩溃，造成拒绝服务攻击。

Severity

中

Patch Name

LibRSVG ‘_rsvg_css_normalize_font_size’函数拒绝服务漏洞的补丁

Patch Description

LibRSVG是一款使用C语言编写的SVG渲染引擎。 LibRSVG的‘_rsvg_css_normalize_font_size’函数中存在安全漏洞，允许远程攻击者可利用该漏洞使链接此库的应用程序崩溃，造成拒绝服务攻击。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补丁以修复该漏洞： https://git.gnome.org/browse/librsvg/commit/?id=8ee18b22ece0f869cb4e2e021c01138cbb8a0226

Reference

http://www.openwall.com/lists/oss-security/2016/04/28/7

Impacted products

Name
LibRSVG LibRSVG

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-4348"
    }
  },
  "description": "LibRSVG\u662f\u4e00\u6b3e\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684SVG\u6e32\u67d3\u5f15\u64ce\u3002\r\n\r\nLibRSVG\u7684\u2018_rsvg_css_normalize_font_size\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u94fe\u63a5\u6b64\u5e93\u7684\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "unknown",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://git.gnome.org/browse/librsvg/commit/?id=8ee18b22ece0f869cb4e2e021c01138cbb8a0226",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-02744",
  "openTime": "2016-05-05",
  "patchDescription": "LibRSVG\u662f\u4e00\u6b3e\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684SVG\u6e32\u67d3\u5f15\u64ce\u3002\r\n\r\nLibRSVG\u7684\u2018_rsvg_css_normalize_font_size\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u94fe\u63a5\u6b64\u5e93\u7684\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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": "LibRSVG \u2018_rsvg_css_normalize_font_size\u2019\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "LibRSVG LibRSVG"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/04/28/7",
  "serverity": "\u4e2d",
  "submitTime": "2016-04-30",
  "title": "LibRSVG \u2018_rsvg_css_normalize_font_size\u2019\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-4348 (GCVE-0-2016-4348)

Vulnerability from cvelistv5 – Published: 2016-05-20 14:00 – Updated: 2024-08-06 00:25

Summary

The _rsvg_css_normalize_font_size function in librsvg 2.40.2 allows context-dependent attackers to cause a denial of service (stack consumption and application crash) via circular definitions in an SVG document.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	http://www.openwall.com/lists/oss-security/2016/04/28/4	mailing-listx_refsource_MLIST
	https://git.gnome.org/browse/librsvg/commit/?id=d…	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2016/04/30/3	mailing-listx_refsource_MLIST
	http://www.debian.org/security/2016/dsa-3584	vendor-advisoryx_refsource_DEBIAN
	http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
	http://www.openwall.com/lists/oss-security/2016/04/28/7	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2016/0…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2016-02744

CVE-2016-4348 (GCVE-0-2016-4348)

Tags

Sightings

Nomenclature