Linux
CVE-2026-99096: In the Linux kernel, the following vulnerability has been resolved: io_uring/register: don't exempt disabled rings from task restrictions A ring created with
CVE-2026-99096 Oct 26, 2026 Source: Vendor
In the Linux kernel, the following vulnerability has been resolved:
io_uring/register: don't exempt disabled rings from task restrictions
A ring created with IORING_SETUP_R_DISABLED is exempt from its register
restrictions until it is enabled. This lets the creator register the
restrictions and then enable the ring with IORING_REGISTER_ENABLE_RINGS,
whether or not that opcode is in the allowed set.
Since commit ed82f35b926b ("io_uring: allow registration of per-task
restrictions"), a ring als
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-99096
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