Bug 1869144 (CVE-2020-14362)
Summary: | CVE-2020-14362 xorg-x11-server: XRecordRegisterClients integer underflow privilege escalation vulnerability | ||
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Product: | [Other] Security Response | Reporter: | Huzaifa S. Sidhpurwala <huzaifas> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED ERRATA | QA Contact: | |
Severity: | high | Docs Contact: | |
Priority: | high | ||
Version: | unspecified | CC: | ajax, bskeggs, caillon+fedoraproject, jglisse, john.j5live, mvanderw, ofourdan, rhughes, rstrode, sandmann, security-response-team, xgl-maint |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | xorg-x11-server 1.20.9 | Doc Type: | If docs needed, set a value |
Doc Text: |
A flaw was found in X.Org Server. An Integer underflow leading to heap-buffer overflow may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2020-11-04 20:21:26 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: | 1872406, 1872407, 1872408, 1872409, 1872410, 1910713 | ||
Bug Blocks: | 1862265 |
Description
Huzaifa S. Sidhpurwala
2020-08-17 04:49:20 UTC
Acknowledgments: Name: Jan-Niklas Sohn (Trend Micro Zero Day Initiative) Upstream commit: https://gitlab.freedesktop.org/xorg/xserver/-/commit/2902b78535ecc6821cc027351818b28a5c7fdbdc External References: https://lists.x.org/archives/xorg-announce/2020-August/003058.html Created xorg-x11-server tracking bugs for this issue: Affects: fedora-all [bug 1872410] Statement: Xorg server does not run with root privileges in Red Hat Enterprise Linux 8, therefore this flaw has been rated as having moderate impact for Red Hat Enterprise linux 8. This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2020:4910 https://access.redhat.com/errata/RHSA-2020:4910 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-2020-14362 This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Via RHSA-2020:4953 https://access.redhat.com/errata/RHSA-2020:4953 This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2021:1804 https://access.redhat.com/errata/RHSA-2021:1804 |