Description
Missing Release of Resource after Effective Lifetime (CWE-772) in the Gallagher T-Series Reader allows an attacker with physical access to the reader to perform a limited denial of service when 125 kHz Card Technology is enabled. This issue affects T-Series Readers: 9.20 prior to vCR9.20.250213a (distributed in 9.20.1827 (MR2)), 9.10 prior to vCR9.10.250213a (distributed in 9.10.2692(MR5)), 9.00 prior to vCR9.00.250619a (distributed in vEL9.00.3371 (MR7)), all versions of 8.90 and prior.
Problem types
CWE-772 Missing Release of Resource after Effective Lifetime
Product status
Any version
9.20 (custom) before vCR9.20.250213a
9.10 (custom) before vCR9.10.250213a
9.00 (custom) before vCR9.00.250619a
References
security.gallagher.com/...Security-Advisories/CVE-2025-44003