CVE-2017-18258

MEDIUM6.5EPSS 0.90%

libxml2 - security update

發布日:2018/4/13修改日:2026/4/28

也稱為:GHSA-882p-jqgm-f45gDEBIAN-CVE-2017-18258DEBIAN-CVE-2020-7595DLA-2369-1

描述

The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.

受影響套件(4)

Debian/libxml2from 0, < 2.9.10+dfsg-2
Debian/libxml2from 0, < 2.9.1+dfsg1-5+deb8u7
Debian/libxml2from 0, < 2.9.4+dfsg1-2.2+deb9u3
RubyGems/nokogirifrom 0, < 1.8.2

CVSS 分數

來源	版本	嚴重程度	向量
osv	CVSS 3.1	MEDIUM6.5	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

參考連結(10)

ADVISORYhttps://github.com/advisories/GHSA-882p-jqgm-f45g
ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2017-18258
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2017-18258
WEBhttps://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb
WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2017-18258.yml
WEBhttps://kc.mcafee.com/corporate/index?page=content&id=SB10284
WEBhttps://lists.debian.org/debian-lts-announce/2018/09/msg00035.html
WEBhttps://lists.debian.org/debian-lts-announce/2020/09/msg00009.html
WEBhttps://security.netapp.com/advisory/ntap-20190719-0001
WEBhttps://usn.ubuntu.com/3739-1