CVE-2025-6536: Tarantool datetime.c tm_to_datetime assertion

Severity: low (CVSS 3.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-06-24 · updated 2026-06-17
Weakness: CWE-617

Description

A vulnerability has been found in Tarantool up to 3.3.1 and classified as problematic. Affected by this vulnerability is the function tm_to_datetime in the library src/lib/core/datetime.c. The manipulation leads to reachable assertion. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

Affected products

Tarantool: 3.3.0, 3.3.1

References

https://github.com/tarantool/tarantool/issues/11347
https://github.com/user-attachments/files/19613858/tarantool_crash.txt
https://vuldb.com/?ctiid.313663
https://vuldb.com/?id.313663
https://vuldb.com/?submit.597454

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