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THREAT OPS › Threat News › [NVD] CVE-2026-52923 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: ipc: limit next_id allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id. ipc_idr_alloc() currently forwards that request to idr_alloc() with

[NVD] CVE-2026-52923 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: ipc: limit next_id allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id. ipc_idr_alloc() currently forwards that request to idr_alloc() with

lownvdPublished 2026-06-24

CVE-2026-52923 CVSS: 7.8 HIGH Published: 2026-06-24T08:16:22.300

In the Linux kernel, the following vulnerability has been resolved:

ipc: limit next_id allocation to the valid ID range

The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id. ipc_idr_alloc() currently forwards that request to idr_alloc() with an open-ended upper bound.

If the valid tail of the

Indicators of compromise

CVE-2026-52923cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-52923