cve.bz

CVE-2021-43400

9.1 criticalEPSS 1.7%

Critical (9.1). EPSS 1.7% chance of exploitation in the next 30 days.

An issue was discovered in gatt-database.c in BlueZ 5.61. A use-after-free can occur when a client disconnects during D-Bus processing of a WriteValue call.

Severity

CVSS 3.1

9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
1.7% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)
CWE
CWE-416
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON