CVE-2022-50742

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 12.6%
KEV: Not listed

Published

December 24, 2025

Last Modified

April 15, 2026

References (6)

416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/11bd8bbdf8f6f5c1145bb158793107a57e3a1f07
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/66032c43291672bae8b93184d2806f05be3e16df
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7ba19a60c74fb0057d4daef2fa2cbfc9522f3ba1
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/843433a02e344d30fbb62dfd834c60631baaa527
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c3b69ba5114c860d730870c03ab4ee45276e5e35
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fc797285c40a9cc441357abb3521d3e51c743f67

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
linux	Kernel @ 5.4.220	—	osv

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Data Freshness Timeline

(refreshed 12× in last 7d / 68× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-12 23:10 UTCEPSS rescore
2026-06-12 23:10 UTCEPSS rescore
2026-06-11 13:58 UTCEPSS rescore
2026-06-11 13:58 UTCEPSS rescore
2026-06-10 13:21 UTCEPSS rescore
2026-06-10 13:21 UTCEPSS rescore
2026-06-08 14:15 UTCEPSS rescore
2026-06-08 14:15 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 06:09 UTCEPSS rescore
2026-06-05 06:09 UTCEPSS rescore
2026-06-04 13:11 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-01 22:22 UTCOSV refresh
2026-06-01 13:50 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore

Show 43 more

2026-05-31 00:15 UTCEPSS rescore
2026-05-29 13:43 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore
2026-05-26 13:43 UTCEPSS rescore
2026-05-26 13:43 UTCEPSS rescore
2026-05-26 13:43 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-22 21:16 UTCEPSS rescore
2026-05-21 22:41 UTCEPSS rescore
2026-05-21 02:15 UTCEG score recompute
2026-05-21 02:15 UTCGHSA enrichment
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-18 21:30 UTCEPSS rescore
2026-05-18 21:30 UTCEPSS rescore
2026-05-18 21:30 UTCEPSS rescore
2026-05-18 21:30 UTCEPSS rescore
2026-05-18 21:30 UTCEPSS rescore

Frequently asked(4)

What is CVE-2022-50742?

CVE-2022-50742 is a none vulnerability published on December 24, 2025. In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible refcount leak in afu_ioctl() eventfdctxput need to be called to put the refcount that gotten by eventfdctxfdget when ocxlirqset_handler fails.

When was CVE-2022-50742 disclosed?

CVE-2022-50742 was first published in the National Vulnerability Database on December 24, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-50742 actively exploited?

CVE-2022-50742 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 12.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2022-50742?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-50742, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-50742

Explore →

Is Your Infrastructure Affected by CVE-2022-50742?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2022-50742

📅 Published

🔄 Last Modified

🔗 References (6)