CVE-2026-71226
Memory Corruption via Uncanceled AIO Requests on Error: libkcapi's one-shot AIO path can return an error before all submitted IOCBs are drai
CVSS
7.3
High
EPSS
0.1%
p3
KEV
—
Exploit Today
1
0-100
Published: Aug 5, 2026 · Last modified: Oct 22, 2026 · CWE-416
0.1%EPSS · 30 days0.2%
2026-09-282026-10-26
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.
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:56985
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:67265
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:67266
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:67267
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:69285
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:87712
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-71226
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2462114
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-869167.8 HIG—
——0A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7.2. An app may be able to execute arbitrary code with kernel privileges.9hCVE-2026-1126558.8 HIG—
——0A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. Processing maliciously crafted web content may lead to arbitrary code execution.9hCVE-2026-1126518.8 HIG—
——0A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, visionOS 27.2. Processing maliciously crafted web content may lead to arbitrary code execution.9hCVE-2026-1126378.8 HIG—
——0A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. Processing maliciously crafted web content may lead to arbitrary code execution.15hCVE-2026-1126268.8 HIG—
——0A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. Processing maliciously crafted web content may lead to arbitrary code execution.15hCVE-2026-1126238.8 HIG—
——0A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, visionOS 27.2. Processing maliciously crafted web content may lead to arbitrary code execution.9h