CVE-2018-14404
- State
- Published
- Severity
- 6.5 Medium
- Published
- Jul 19, 2018
- Updated
- Oct 14, 2026
- Reserved
- Jul 19, 2018
Description
A NULL pointer dereference vulnerability exists in the xpath.c:xmlXPathCompOpEval() function of libxml2 through 2.9.8 when parsing an invalid XPath expression in the XPATH_OP_AND or XPATH_OP_OR case. Applications processing untrusted XSL format inputs with the use of the libxml2 library may be vulnerable to a denial of service attack due to a crash of the application.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-476 NULL Pointer Dereference
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- [debian-lts-announce] 20180927 [SECURITY] [DLA 1524-1] libxml2 security updatemailing-list
- https://gitlab.gnome.org/GNOME/libxml2/issues/10
- USN-3739-1vendor-advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901817
- USN-3739-2vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1595985
- RHSA-2019:1543vendor-advisory
- https://security.netapp.com/advisory/ntap-20190719-0002/
- [debian-lts-announce] 20200909 [SECURITY] [DLA 2369-1] libxml2 security updatemailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
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