cnvd - cnvd-2019-36942

cnvd-2019-36942

Vulnerability from cnvd

Title: libxslt缓冲区溢出漏洞（CNVD-2019-36942）

Description:

libxslt是一款XSLT（用于定义XML转换的XML语言）C库。

libxslt 1.1.33版本中的transform.c文件的xsltCopyText存在缓冲区溢出漏洞，攻击者可利用该漏洞导致缓冲区溢出或堆溢出。

Severity: 中

Patch Name: libxslt缓冲区溢出漏洞（CNVD-2019-36942）的补丁

Patch Description:

libxslt是一款XSLT（用于定义XML转换的XML语言）C库。

libxslt 1.1.33版本中的transform.c文件的xsltCopyText存在缓冲区溢出漏洞，攻击者可利用该漏洞导致缓冲区溢出或堆溢出。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://github.com/GNOME/libxslt

Reference: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285

Impacted products

Name
libxslt libxslt 1.1.33

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-18197"
    }
  },
  "description": "libxslt\u662f\u4e00\u6b3eXSLT\uff08\u7528\u4e8e\u5b9a\u4e49XML\u8f6c\u6362\u7684XML\u8bed\u8a00\uff09C\u5e93\u3002\n\nlibxslt 1.1.33\u7248\u672c\u4e2d\u7684transform.c\u6587\u4ef6\u7684xsltCopyText\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/GNOME/libxslt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-36942",
  "openTime": "2019-10-24",
  "patchDescription": "libxslt\u662f\u4e00\u6b3eXSLT\uff08\u7528\u4e8e\u5b9a\u4e49XML\u8f6c\u6362\u7684XML\u8bed\u8a00\uff09C\u5e93\u3002\r\n\r\nlibxslt 1.1.33\u7248\u672c\u4e2d\u7684transform.c\u6587\u4ef6\u7684xsltCopyText\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\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": "libxslt\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2019-36942\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "libxslt libxslt 1.1.33"
  },
  "referenceLink": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914\r\nhttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746\r\nhttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285",
  "serverity": "\u4e2d",
  "submitTime": "2019-10-21",
  "title": "libxslt\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2019-36942\uff09"
}

CVE-2019-18197 (GCVE-0-2019-18197)

Vulnerability from cvelistv5

Published

2019-10-18 20:07

Modified

2024-08-05 01:47

Severity ?

CWE

Summary

In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.

References

▼	URL	Tags
	https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285	x_refsource_MISC
	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914	x_refsource_MISC
	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768	x_refsource_MISC
	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746	x_refsource_MISC
	https://usn.ubuntu.com/4164-1/	vendor-advisory, x_refsource_UBUNTU
	https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html	mailing-list, x_refsource_MLIST
	https://security.netapp.com/advisory/ntap-20191031-0004/	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2019/11/17/2	mailing-list, x_refsource_MLIST
	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html	vendor-advisory, x_refsource_SUSE
	https://access.redhat.com/errata/RHSA-2020:0514	vendor-advisory, x_refsource_REDHAT
	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html	vendor-advisory, x_refsource_SUSE
	https://www.oracle.com/security-alerts/cpuapr2020.html	x_refsource_MISC
	https://security.netapp.com/advisory/ntap-20200416-0004/	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html	vendor-advisory, x_refsource_SUSE

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

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 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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