Bug 1595985 (CVE-2018-14404)
Summary: | CVE-2018-14404 libxml2: NULL pointer dereference in xmlXPathCompOpEval() function in xpath.c | ||
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Product: | [Other] Security Response | Reporter: | Sam Fowler <sfowler> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED ERRATA | QA Contact: | |
Severity: | medium | Docs Contact: | |
Priority: | medium | ||
Version: | unspecified | CC: | athmanem, bmcclain, carnil, c.david86, csutherl, dblechte, dfediuck, eedri, erik-fedora, gzaronik, jclere, ktietz, lgao, mbabacek, mgoldboi, michal.skrivanek, mturk, myarboro, nlevy, ohudlick, rh-spice-bugs, rjones, sbonazzo, security-response-team, sfowler, sherold, twalsh, veillard, weli, yturgema |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | libxml2 2.9.9 | Doc Type: | If docs needed, set a value |
Doc Text: |
A null pointer dereference vulnerability exists in the xpath.c:xmlXPathCompOpEval() function of libxml2 when parsing invalid XPath expression. Applications processing untrusted XSL format inputs with the use of libxml2 library may be vulnerable to denial of service attack due to crash of the application.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2019-07-12 13:05:46 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | 1595986, 1595987, 1595988, 1595989, 1602817, 1609130 | ||
Bug Blocks: | 1595990, 1658297 |
Description
Sam Fowler
2018-06-28 01:10:50 UTC
Created libxml2 tracking bugs for this issue: Affects: fedora-all [bug 1595986] Created mingw-libxml2 tracking bugs for this issue: Affects: epel-7 [bug 1595988] Affects: fedora-all [bug 1595987] Statement: This issue affects the versions of libxml2 as shipped with Red Hat Enterprise Linux 5. Red Hat Enterprise Linux 5 is now in Extended Life Phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. This issue affects the versions of libxml2 as shipped with Red Hat Enterprise Linux 6. Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Moderate, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. This issue affects the versions of libxml2 as shipped with Red Hat Enterprise Linux 7. Red Hat Product Security has rated this issue as having a security impact of Moderate. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/. Upstream issue: https://gitlab.gnome.org/GNOME/libxml2/issues/5 Upstream patch: https://gitlab.gnome.org/GNOME/libxml2/commit/a436374994c47b12d5de1b8b1d191a098fa23594 This issue has been addressed in the following products: JBoss Core Services Apache HTTP Server 2.4.29 SP2 Via RHSA-2019:1543 https://access.redhat.com/errata/RHSA-2019:1543 This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2018-14404 This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2020:1190 https://access.redhat.com/errata/RHSA-2020:1190 This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2020:1827 https://access.redhat.com/errata/RHSA-2020:1827 |