CVE-2020-14344

Summary

CVECVE-2020-14344
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-08-05 14:15:00 UTC
Updated2023-11-07 03:17:00 UTC
DescriptionAn integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No such programs are shipped with Red Hat Enterprise Linux.

Risk And Classification

Problem Types: CWE-190

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 20.04 All All All
Operating System Fedoraproject Fedora 31 All All All
Operating System Fedoraproject Fedora 32 All All All
Operating System Fedoraproject Fedora 33 All All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All
Application X.org Libx11 All All All All
Application X.org Libx11 All All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 33 Update: libX11-1.6.12-1.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[security-announce] openSUSE-SU-2020:1162-1: important: Security update SUSE lists.opensuse.org
X.Org security advisory: July 31, 2020: libX11 MISC lists.x.org Mailing List, Patch, Vendor Advisory
[SECURITY] Fedora 31 Update: libX11-1.6.12-1.fc31 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 31 Update: libX11-1.6.12-1.fc31 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
X.Org X11 library: Multiple vulnerabilities (GLSA 202008-18) — Gentoo security GENTOO security.gentoo.org
[security-announce] openSUSE-SU-2020:1198-1: important: Security update SUSE lists.opensuse.org
[security-announce] openSUSE-SU-2020:1182-1: important: Security update SUSE lists.opensuse.org
1862255 – (CVE-2020-14344) CVE-2020-14344 libX11: Heap overflow in the X input method client CONFIRM bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
[SECURITY] Fedora 32 Update: libX11-1.6.12-1.fc32 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 33 Update: libX11-1.6.12-1.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
USN-4487-1: libx11 vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
oss-security - Fwd: X.Org security advisory: July 31, 2020: libX11 MISC www.openwall.com Mailing List, Patch, Third Party Advisory
[SECURITY] Fedora 32 Update: libX11-1.6.12-1.fc32 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[security-announce] openSUSE-SU-2020:1164-1: important: Security update SUSE lists.opensuse.org
USN-4487-2: libx11 vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159217 Oracle Enterprise Linux Security Update for userspace graphics, xorg-x11, and mesa (ELSA-2021-1804)
  • 239300 Red Hat Update for userspace graphics, xorg-x11, and mesa (RHSA-2021:1804)
  • 352393 Amazon Linux Security Advisory for libX11: ALAS2-2021-1661
  • 377380 Alibaba Cloud Linux Security Update for userspace graphics, xorg-x11, and mesa (ALINUX3-SA-2022:0087)
  • 377568 Alibaba Cloud Linux Security Update for userspace graphics, xorg-x11, and mesa (ALINUX3-SA-2022:0114)
  • 500333 Alpine Linux Security Update for libx11
  • 504097 Alpine Linux Security Update for libx11
  • 690459 Free Berkeley Software Distribution (FreeBSD) Security Update for libx11 (6faa7feb-d3fa-11ea-9aba-0c9d925bbbc0)
  • 940098 AlmaLinux Security Update for userspace (ALSA-2021:1804)
  • 960449 Rocky Linux Security Update for userspace (RLSA-2021:1804)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report