UBUNTU-CVE-2023-43787
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UBUNTU-CVE-2023-43787
Published: 3 Oct 2023Last Modified: 20 May 2026
Upstream:
Aliases:
Summary:
Details: A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
References: https://ubuntu.com/security/CVE-2023-43787, https://ubuntu.com/security/notices/USN-6407-1, https://ubuntu.com/security/notices/USN-6408-1, https://ubuntu.com/security/notices/USN-6407-2, https://ubuntu.com/security/notices/USN-6408-2, https://www.cve.org/CVERecord?id=CVE-2023-43787
Affected packages
Package
Name: libx11
Purl: pkg:deb/ubuntu/libx11?arch=source&distro=trusty%2Fesm
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -2:1.6.2-1ubuntu2.1+esm5
Affected versions
2:1.6.1-1ubuntu1
2:1.6.1-1ubuntu2
2:1.6.2-1ubuntu1
2:1.6.2-1ubuntu2
2:1.6.2-1ubuntu2.1
2:1.6.2-1ubuntu2.1+esm1
2:1.6.2-1ubuntu2.1+esm2
2:1.6.2-1ubuntu2.1+esm3
2:1.6.2-1ubuntu2.1+esm4
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
