CVE-2026-71226
highMemory Corruption via Uncanceled AIO Requests on Error: libkcapi's one-shot AIO path can return an error before all submitted IOCBs are drained, allowing later…
Vendor / product: Redhat — hardened images
Memory Corruption via Uncanceled AIO Requests on Error: libkcapi's one-shot AIO path can return an error before all submitted IOCBs are drained, allowing later kernel writes into caller-owned output buffers.
CVSS
7.3
7.3 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2026-08-05 13:24
Modified: 2026-10-30 06:16
NVD status: Modified
Last synced 58 minutes ago
Verified against the source API 2026-10-30 06:17 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
redhat / hardened_images all versions
redhat / openshift_container_platform 4.0
smuellerdd / libkcapi ≥0.12.0 <1.5.1
redhat / enterprise_linux 8.0, 9.0, 10.0
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://access.redhat.com/security/cve/CVE-2026-71226
Vendor advisory: https://bugzilla.redhat.com/show_bug.cgi?id=2462114
References
- https://access.redhat.com/errata/RHSA-2026:56985 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:67265 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:67266 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:67267 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:69285 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:87712 secalert@redhat.com
- https://access.redhat.com/security/cve/CVE-2026-71226 secalert@redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=2462114 secalert@redhat.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-30 06:17 UTC · record ↗