# CVE-2022-50742: CVE-2022-50742

Status: published. Published: 2025-12-24. Updated: 2026-11-10.

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

misc: ocxl: fix possible refcount leak in afu_ioctl()

eventfd_ctx_put need to be called to put the refcount that gotten by
eventfd_ctx_fdget when ocxl_irq_set_handler fails.

## Remediation

No remediation reported in collected sources

## Affected products and versions

Not reported in collected sources.

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: Not reported

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://git.kernel.org/stable/c/11bd8bbdf8f6f5c1145bb158793107a57e3a1f07 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/66032c43291672bae8b93184d2806f05be3e16df (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/7ba19a60c74fb0057d4daef2fa2cbfc9522f3ba1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/843433a02e344d30fbb62dfd834c60631baaa527 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/c3b69ba5114c860d730870c03ab4ee45276e5e35 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/fc797285c40a9cc441357abb3521d3e51c743f67 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

## Provenance

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-50742; retrieved 2026-11-10; source updated 2026-11-10

Revision: a0e044c48065c6025291126e827d2c86e07bde47cef03c39a6ab7b331900de7a

Canonical: https://y2.dev/cve/CVE-2022-50742

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