EulerOS 2.0 SP11 : libkcapi (EulerOS-SA-2026-4338)

According to the versions of the libkcapi packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs over 64 KiB in stateful modes such as Counter...

EulerOS 2.0 SP11 : libkcapi (EulerOS-SA-2026-4247)

According to the versions of the libkcapi packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs over 64 KiB in stateful modes such as Counter...

EulerOS 2.0 SP13 : libkcapi (EulerOS-SA-2026-4062)

According to the versions of the libkcapi packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libkcapi. A local attacker can influence an application that uses the Asynchronous Input/Output AIO interface. By reusing an...

EulerOS 2.0 SP13 : libkcapi (EulerOS-SA-2026-4153)

According to the versions of the libkcapi packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libkcapi. A local attacker can influence an application that uses the Asynchronous Input/Output AIO interface. By reusing an...

Rocky Linux 9.6 [TuxCare] Security Update: libkcapi / libkcapi-devel / libkcapi-doc / libkcapi-fipscheck / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1786699908)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1786699908 advisory. - A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs over 64 KiB in stateful modes...

Rocky Linux 8 [CIQ] Security Update: libkcapi / libkcapi-debuginfo / libkcapi-debugsource / etc Multiple Vulnerabilities (crlsa-2026_67266)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202667266 advisory. libkcapi: IV reuse in libkcapi one-shot symmetric cipher chunking causes cipher state reset across chunk boundaries CVE-2026-71225 libkcapi: Memory...

Rocky Linux 9 [CIQ] Security Update: libkcapi / libkcapi-debuginfo / libkcapi-debugsource / etc Multiple Vulnerabilities (crlsa-2026_67265)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202667265 advisory. libkcapi: IV reuse in libkcapi one-shot symmetric cipher chunking causes cipher state reset across chunk boundaries CVE-2026-71225 libkcapi: Memory...

AlmaLinux 9.6 [TuxCare] Security Update: libkcapi / libkcapi-devel / libkcapi-doc / libkcapi-fipscheck / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1786699908)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1786699908 advisory. - A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs over 64 KiB in stateful modes...

AlmaLinux 9.2 [TuxCare] Security Update: libkcapi / libkcapi-devel / libkcapi-doc / libkcapi-fipscheck / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1786719033)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1786719033 advisory. - A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs over 64 KiB in stateful modes...

Rocky Linux 10.2 [CIQ] Security Update: libkcapi / libkcapi-debuginfo / libkcapi-debugsource / etc Multiple Vulnerabilities (crlsa-2026_67267)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202667267 advisory. libkcapi: IV reuse in libkcapi one-shot symmetric cipher chunking causes cipher state reset across chunk boundaries CVE-2026-71225 libkcapi: Memory...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: libkcapi (UTSA-2026-124530)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-124530 advisory. A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs over 64 KiB in stateful modes such as Counter CTR or Cipher Block...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: libkcapi (UTSA-2026-124529)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-124529 advisory. A flaw was found in libkcapi. A local attacker can influence an application that uses the Asynchronous Input/Output AIO interface. By reusing an AIO-enabled handle...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: libkcapi (UTSA-2026-124528)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-124528 advisory. 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 kerne...

libkcapi: Memory corruption via uncanceled AIO requests on error in libkcapi's one-shot AIO path

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...

Moderate: Red Hat Security Advisory: libkcapi security update

An update for libkcapi is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

libkcapi: Infinite loop denial of service in libkcapi _kcapi_aio_read_all() due to unhandled io_getevents() timeout return

A flaw was found in libkcapi. A local attacker can influence an application that uses the Asynchronous Input/Output AIO interface. By reusing an AIO-enabled handle after a prior completion error, the kcapiaioreadall function can enter a non-terminating wait loop. This can lead to a persistent...

libkcapi: IV reuse in libkcapi one-shot symmetric cipher chunking causes cipher state reset across chunk boundaries

A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs over 64 KiB in stateful modes such as Counter CTR or Cipher Block Chaining CBC, the library improperly reuses the Initialization Vector IV for each internal data chunk. A remote attacker could...

RHEL 10 : libkcapi (RHSA-2026:69285)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:69285 advisory. libkcapi allows user-space to access the Linux kernel crypto API. This library uses the netlink interface and exports easy to use APIs so...

MiracleLinux 9 : libkcapi-1.4.0-3.el9_8.ML.1 (AXSA:2026-1845:02)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1845:02 advisory. libkcapi: IV reuse in libkcapi one-shot symmetric cipher chunking causes cipher state reset across chunk boundaries CVE-2026-71225 libkcapi: Memory...

RLSA-2026:67265 Moderate: libkcapi security, bug fix, and enhancement update

libkcapi allows user-space to access the Linux kernel crypto API. This library uses the netlink interface and exports easy to use APIs so that a developer does not need to consider the low-level netlink interface handling. The library does not implement any cipher algorithms. All consumer request...