GHSA-286v-pcf5-25rc
Nokogiri Implements libxml2 version vulnerable to null pointer dereferencing
At a glance
- Published
- Updated
- CVE
- CVE-2021-3537
- CVSS_V3
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest threat from this vulnerability is to system availability.
Affected packages
| Package | Versions |
|---|---|
| RubyGems · nokogiri | introduced 0, fixed 1.11.4 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-3537 ADVISORY
- https://bugzilla.redhat.com/show_bug.cgi?id=1956522 WEB
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2021-3537.yml WEB
- https://github.com/sparklemotion/nokogiri PACKAGE
- https://github.com/sparklemotion/nokogiri/blob/2edbbef95f1dc12c1ddc5ebda71b9159026245fe/CHANGELOG.md?plain=1#L722 WEB
- https://lists.debian.org/debian-lts-announce/2021/05/msg00008.html WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BZOMV5J4PMZAORVT64BKLV6YIZAFDGX6 WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QVM4UJ3376I6ZVOYMHBNX4GY3NIV52WV WEB
- https://nokogiri.org/CHANGELOG.html#1114-2021-05-14 WEB
- https://security.gentoo.org/glsa/202107-05 WEB
- https://security.netapp.com/advisory/ntap-20210625-0002 WEB
- https://www.oracle.com/security-alerts/cpuapr2022.html WEB
- https://www.oracle.com/security-alerts/cpujul2022.html WEB
- https://www.oracle.com/security-alerts/cpuoct2021.html WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |