CVE-2026-45995

NONECVSS 0.0Trending — 3 sources updated this week

0.0

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

io_uring/zcrx: fix user_struct uaf

io_free_rbuf_ring() usees a struct user_struct, which io_zcrx_ifq_free() puts it down before destroying the ring.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 5.3%
KEV: Not listed

Published

May 27, 2026

Last Modified

May 27, 2026

References (2)

416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0fcccfd87152f957fa8312b841f6efef42a05a20
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9feb88eeda6d288f93fcfb6bca563f89e316479d

Vendor Advisories for CVE-2026-45995(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

GHSA-33gx-9hw6-qc5v
GitHub Security Advisoriesunknown
In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix...

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-01 01:36 UTCEG score recompute
2026-06-01 01:36 UTCGHSA enrichment
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 14:12 UTCEG score recompute

Frequently asked(4)

What is CVE-2026-45995?

CVE-2026-45995 is a none vulnerability published on May 27, 2026. In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix userstruct uaf iofreerbufring() usees a struct userstruct, which iozcrxifq_free() puts it down before destroying the ring.

When was CVE-2026-45995 disclosed?

CVE-2026-45995 was first published in the National Vulnerability Database on May 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-45995 actively exploited?

CVE-2026-45995 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2026-45995?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-45995, 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

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CVE-2026-45995

📅 Published

🔄 Last Modified

🔗 References (2)

📣 Vendor Advisories for CVE-2026-45995(1)