CVE-2026-67304
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard device control request cleanup when reader-state decoding fails. Attackers can send malformed smartcard IRP requests with non-zero cReaders and truncated reader-state data to crash the process via null pointer access in free_reader_states functions.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| FreeRDP | FreeRDP | 0 < 3.29.0 | affected |
| FreeRDP | FreeRDP | 3.29.0 | unaffected |
Weaknesses
- CWE-476: NULL Pointer Dereference
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-78jj-45vh-jpm5
- https://github.com/FreeRDP/FreeRDP/commit/1cc783d4c78bd2f66d3a8582dfe70a663d141444
- https://www.vulncheck.com/advisories/freerdp-before-null-dereference-via-smartcard-cleanup
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