CVE-2026-0040: Integer Overflow
Published Jun 1, 2026
·Updated
In multiple functions of ubsanthrowingruntime.cpp, there is a possible way to cause a crash due to an integer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Software
7 affected components
llvm compiler-rt (UndefinedBehaviorSanitizer / ubsan throwing runtime)
Google Android=14.0
Google Android=15.0
Google Android=16.0
Google Android=16.0-qpr2_beta_1
Google Android=16.0-qpr2_beta_2
Google Android=16.0-qpr2_beta_3
Event History
Jun 1, 2026
CVE Published
via MITRE·09:14 PM
Data Sourced
via MITRE·09:14 PM
DescriptionWeakness
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-0040?
The severity of CVE-2026-0040 is medium with a CVSS score of 6.5.
2
What software is affected by CVE-2026-0040?
CVE-2026-0040 affects Google Android and the llvm compiler-rt associated with UndefinedBehaviorSanitizer.
3
What type of vulnerability is CVE-2026-0040?
CVE-2026-0040 is classified as an integer overflow vulnerability that can cause a crash.
4
What impact does CVE-2026-0040 have on affected systems?
CVE-2026-0040 can lead to a remote denial of service without requiring additional execution privileges or user interaction.
5
How do I mitigate CVE-2026-0040?
To mitigate CVE-2026-0040, it is recommended to apply updates or patches provided by the software vendor.