CWE-911: Improper Update of Reference Count
The product uses a reference count to manage a resource, but it does not update or incorrectly updates the reference count.
15 tracked CVEs are classified under this weakness.
Highest-risk vulnerabilities
- CVE-2026-49419 — Jail reference count underflow
- CVE-2026-77587 — Tor before 0.4.9.11 is prone to a use-after-free (and potential double free) of a conflux object when a recovery leg rev
- CVE-2026-19380 — Mullvad wireguard.sys IOCTL AdapterState reference count
- CVE-2024-46972 — GPU DDK - Security: Reference count overflow in pvr_sync_rollback_export_fence
- CVE-2024-43102 — umtx Kernel panic or Use-After-Free
Recently published
- CVE-2026-77587 — Tor before 0.4.9.11 is prone to a use-after-free (and potential double free) of a conflux object when a recovery leg rev
- CVE-2026-49419 — Jail reference count underflow
- CVE-2026-19380 — Mullvad wireguard.sys IOCTL AdapterState reference count
- CVE-2024-46972 — GPU DDK - Security: Reference count overflow in pvr_sync_rollback_export_fence
- CVE-2024-43102 — umtx Kernel panic or Use-After-Free