CVE-2026-21068: Buffer Overflow
Published Aug 10, 2026
·Updated
Stack-based buffer overflow in librilsem.so prior to SMR Aug-2026 Release 1 allows privileged local attackers to execute arbitrary code.
Affected Software
1 affected component
libril_sem.so<SMR Aug-2026 Release 1
Event History
Aug 10, 2026
CVE Published
via MITRE·07:41 AM
Data Sourced
via MITRE·07:41 AM
DescriptionWeakness
Data Sourced
via NVD·09:17 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-21068?
The severity of CVE-2026-21068 is rated at 50.
2
What type of vulnerability is CVE-2026-21068?
CVE-2026-21068 is a stack-based buffer overflow vulnerability.
3
How can CVE-2026-21068 be exploited?
CVE-2026-21068 can be exploited by privileged local attackers to execute arbitrary code.
4
What software is affected by CVE-2026-21068?
CVE-2026-21068 affects the libril_sem.so software.
5
How do I fix CVE-2026-21068?
To fix CVE-2026-21068, update to the SMR Aug-2026 Release 1 or later.