AI-analyzed release notes for CNCF graduated and incubating projects.
A maintenance release with Linux security fixes identified by CVEs. It also updates the Linux and ca-certificates dependencies.
Action needed (1)
securitycriticalLinux security updates
The Linux update ships security fixes identified by the CVE advisories recorded for this change.
A security-focused release with Linux and OpenSSH fixes identified by CVE advisories. It also updates versions of Linux, ca-certificates, and OpenSSH.
Action needed (2)
securitycriticalLinux security fixes
The release includes Linux security fixes identified by CVE advisories, including CVE-2026-68480.
securityhighopenssh security fixes
The release includes openssh security fixes identified by CVE advisories, including CVE-2026-59995.
This Flatcar release is a security update focused on fixes for disclosed Linux vulnerabilities. It also updates the Linux and ca-certificates dependencies.
Action needed (1)
securitycriticalLinux security fixes for disclosed CVEs
The Linux package carries fixes associated with CVE-2026-46242, CVE-2026-52908, CVE-2026-52910, CVE-2026-52917, CVE-2026-52924, CVE-2026-52929, CVE-2026-52930, CVE-2026-52935, CVE-2026-52939, CVE-2026-52942, CVE-2026-52946, CVE-2026-52947, CVE-2026-52948, CVE-2026-53131, CVE-2026-53132, CVE-2026-53133, CVE-2026-53134, CVE-2026-53135, CVE-2026-53136, CVE-2026-53137, CVE-2026-53138, CVE-2026-53140, CVE-2026-53143, CVE-2026-53144, CVE-2026-53146, CVE-2026-53147, CVE-2026-53148, CVE-2026-53149, CVE-2026-53150, CVE-2026-53152, CVE-2026-53154, CVE-2026-53156, CVE-2026-53158, CVE-2026-53159, CVE-2026-53160, CVE-2026-53161, CVE-2026-53168, CVE-2026-53175, CVE-2026-53176, CVE-2026-53177, CVE-2026-53180, CVE-2026-53181, CVE-2026-53182, CVE-2026-53183, CVE-2026-53184, CVE-2026-53185, CVE-2026-53186, CVE-2026-53189, CVE-2026-53190, CVE-2026-53191, CVE-2026-53192, CVE-2026-53193, CVE-2026-53194, CVE-2026-53195, CVE-2026-53196, CVE-2026-53198, CVE-2026-53199, CVE-2026-53202, CVE-2026-53203, CVE-2026-53205, CVE-2026-53207, CVE-2026-53208, CVE-2026-53209, CVE-2026-53210, CVE-2026-53212, CVE-2026-53213, CVE-2026-53214, CVE-2026-53215, CVE-2026-53216, CVE-2026-53217, CVE-2026-53218, CVE-2026-53219, CVE-2026-53220, CVE-2026-53221, CVE-2026-53223, CVE-2026-53225, CVE-2026-53227, CVE-2026-53228, CVE-2026-53229, CVE-2026-53230, CVE-2026-53233, CVE-2026-53234, CVE-2026-53235, CVE-2026-53236, CVE-2026-53237, CVE-2026-53238, CVE-2026-53239, CVE-2026-53241, CVE-2026-53242, CVE-2026-53245, CVE-2026-53247, CVE-2026-53249, CVE-2026-53251, CVE-2026-53252, CVE-2026-53253, CVE-2026-53254, CVE-2026-53255, CVE-2026-53256, CVE-2026-53261, CVE-2026-53262, CVE-2026-53263, CVE-2026-53264, CVE-2026-53265, CVE-2026-53266, CVE-2026-53267, CVE-2026-53268, CVE-2026-53269, CVE-2026-53270, CVE-2026-53271, CVE-2026-53272, CVE-2026-53273, CVE-2026-53274, CVE-2026-53275, CVE-2026-53328, CVE-2026-53329, CVE-2026-53331, CVE-2026-53332, CVE-2026-53336, CVE-2026-53337, CVE-2026-53339, CVE-2026-53343, CVE-2026-53345, CVE-2026-53346, CVE-2026-53347, CVE-2026-53349, CVE-2026-53350, CVE-2026-53352, CVE-2026-53353, CVE-2026-53354, CVE-2026-53355, CVE-2026-53356, CVE-2026-53359, CVE-2026-53361, CVE-2026-53362. The fixes ship in Flatcar stable-4593..
This Flatcar release is a security update with fixes for Linux issues identified by CVE advisories. It also updates Linux and ca-certificates.
Action needed (1)
securitycriticalLinux security fixes for CVE advisories
Linux receives security fixes associated with CVE-2026-46242, CVE-2026-46243, CVE-2026-46244, CVE-2026-46275, CVE-2026-46323, CVE-2026-52908, CVE-2026-52910, CVE-2026-52912, CVE-2026-52913, CVE-2026-52914, CVE-2026-52915, CVE-2026-52916, CVE-2026-52917, CVE-2026-52918, CVE-2026-52919, CVE-2026-52921, CVE-2026-52922, CVE-2026-52923, CVE-2026-52924, CVE-2026-52926, CVE-2026-52927, CVE-2026-52929, CVE-2026-52930, CVE-2026-52931, CVE-2026-52934, CVE-2026-52935, CVE-2026-52939, CVE-2026-52941, CVE-2026-52942, CVE-2026-52943, CVE-2026-52944, CVE-2026-52946, CVE-2026-52947, CVE-2026-52948, CVE-2026-53080, CVE-2026-53131, CVE-2026-53133, CVE-2026-53134, CVE-2026-53135, CVE-2026-53136, CVE-2026-53137, CVE-2026-53143, CVE-2026-53144, CVE-2026-53146, CVE-2026-53147, CVE-2026-53148, CVE-2026-53149, CVE-2026-53150, CVE-2026-53154, CVE-2026-53158, CVE-2026-53159, CVE-2026-53160, CVE-2026-53161, CVE-2026-53168, CVE-2026-53176, CVE-2026-53177, CVE-2026-53181, CVE-2026-53182, CVE-2026-53183, CVE-2026-53184, CVE-2026-53185, CVE-2026-53186, CVE-2026-53189, CVE-2026-53190, CVE-2026-53192, CVE-2026-53194, CVE-2026-53195, CVE-2026-53196, CVE-2026-53198, CVE-2026-53199, CVE-2026-53207, CVE-2026-53208, CVE-2026-53209, CVE-2026-53212, CVE-2026-53213, CVE-2026-53214, CVE-2026-53215, CVE-2026-53216, CVE-2026-53217, CVE-2026-53218, CVE-2026-53219, CVE-2026-53221, CVE-2026-53223, CVE-2026-53225, CVE-2026-53227, CVE-2026-53228, CVE-2026-53230, CVE-2026-53236, CVE-2026-53237, CVE-2026-53238, CVE-2026-53239, CVE-2026-53242, CVE-2026-53245, CVE-2026-53247, CVE-2026-53249, CVE-2026-53252, CVE-2026-53253, CVE-2026-53254, CVE-2026-53255, CVE-2026-53256, CVE-2026-53263, CVE-2026-53264, CVE-2026-53265, CVE-2026-53266, CVE-2026-53267, CVE-2026-53268, CVE-2026-53269, CVE-2026-53270, CVE-2026-53271, CVE-2026-53273, CVE-2026-53274, CVE-2026-53275, CVE-2026-53329, CVE-2026-53331, CVE-2026-53336, CVE-2026-53337, CVE-2026-53339, CVE-2026-53343, CVE-2026-53345, CVE-2026-53347, CVE-2026-53349, CVE-2026-53350, CVE-2026-53352, CVE-2026-53353, CVE-2026-53354, CVE-2026-53355, CVE-2026-53356, CVE-2026-53357, CVE-2026-53358, CVE-2026-53359, CVE-2026-53361, and CVE-2026-53362.
This Flatcar release includes multiple Linux vulnerability fixes and updates Linux to 6.12.93. It also adds NVMe/TCP support for storage backends that use NVMe over Fabrics, while the Linux security fixes make the release relevant to systems requiring those updates.
Action needed (1)
securitycriticalLinux security fixes for multiple CVEs
This release includes Linux fixes for CVE-2026-46243, CVE-2026-46244, CVE-2026-46275, CVE-2026-46315, CVE-2026-46316, CVE-2026-46321, CVE-2026-46322, and CVE-2026-46323.
Flatcar stable-4593. is a maintenance release with Linux security fixes. It also updates Linux to 6. and ca-certificates to 3..
Action needed (1)
securitycriticalLinux security fixes
Linux security fixes for CVE-2024-36476, CVE-2024-39282, CVE-2024-53681, CVE-2024-54031, CVE-2024-57795, CVE-2024-57801, CVE-2024-57802, CVE-2024-57841, CVE-2024-57844, CVE-2024-57857, CVE-2024-57882, CVE-2024-57883, CVE-2024-57884, CVE-2024-57885, CVE-2024-57886, CVE-2024-57887, CVE-2024-57888, CVE-2024-57889, CVE-2024-57890, CVE-2024-57891, CVE-2024-57892, CVE-2024-57893, CVE-2024-57894, CVE-2024-57895, CVE-2024-57896, CVE-2024-57897, CVE-2024-57898, CVE-2024-57899, CVE-2024-57900, CVE-2024-57901, CVE-2024-57902, CVE-2024-57903, CVE-2024-57930, CVE-2024-57931, CVE-2024-57932, CVE-2024-57933, CVE-2024-57934, CVE-2024-57935, CVE-2024-57936, CVE-2024-57937, CVE-2024-57938, CVE-2024-58237, CVE-2025-21629, CVE-2025-21630, CVE-2026-43490, CVE-2026-43492, CVE-2026-43495, CVE-2026-43496, CVE-2026-43497, CVE-2026-43502, CVE-2026-43503, CVE-2026-46300, and CVE-2026-46333 ship in Flatcar stable-4593..
This Flatcar LTS release contains Linux security fixes identified by CVEs, plus ca-certificates and Linux component updates. It is most relevant to deployments tracking the lts-4081. release.
Action needed (1)
securitycriticalLinux security fixes for CVE-2026-43316
Linux receives security fixes associated with the listed CVEs, including CVE-2026-43316. The update ships in Flatcar LTS lts-4081..
This is a security-focused Flatcar release with disclosed Linux security fixes. It also updates the Linux and ca-certificates dependencies.
Action needed (1)
securitycriticalLinux security updates, including CVE-2026-31733
Linux receives security updates in Flatcar stable-4593., including CVE-2026-31733 and the other disclosed Linux advisories listed for this change.
This release removes the iRMC driver and legacy vbmctl entrypoint, deprecates BMH., and changes defaults and constraints. It also adds HostClaim and vbmctl capabilities, corrects bugs, and updates dependencies.
Action needed (1)
breakingManager TLS default set to unset
The manager TLS default is set back to unset in this release.
Check if affected (3)
breakingThe iRMC driver, removed
Applies if you use the iRMC driver.
breakingPreprovisioningImage required for deprovisioning
Applies if cleaning is enabled.
breakingThe legacy vbmctl entrypoint, removed
Applies if you use the legacy vbmctl entrypoint.
Plan ahead (1)
deprecatedThe BMH. field, deprecated
Applies if you configure BMH..
This is primarily a security-focused Flatcar release with a large set of disclosed Linux fixes. It also includes a QEMU launcher performance correction and updates to Linux and ca-certificates dependencies.
Action needed (1)
securitycriticalLinux security fixes
Linux is updated with fixes for the disclosed advisories, including CVE-2023-52435, the CVE-2025-* and CVE-2026-* advisories listed for this release. The fixes ship in Flatcar lts-4081..
A security- and maintenance-focused release with updates to Linux and bundled components, along with dependency updates. It also corrects minimal-initrd regressions and changes service startup, SSH defaults, kernel-module availability, and other operator-visible behavior and layout.
Action needed (18)
securitycriticalLinux security updates
Linux was updated with security fixes associated with advisories including CVE-2024-56757, CVE-2025-71239, and CVE-2026-31788.
securityhighcurl security updates
curl was updated with fixes for CVE-2025-10148 and CVE-2025-9086.
securityhighexpat security update
expat was updated with a fix for CVE-2025-59375.
securityhighgnupg security updates
gnupg was updated with fixes for CVE-2025-68972 and CVE-2025-68973.
securityhighGo security updates
go was updated with security fixes associated with CVE-2025-47910, CVE-2025-47912, CVE-2025-58183, and related advisories.
securityhighintel-microcode security updates
intel-microcode was updated with fixes associated with CVE-2024-28956, CVE-2024-43420, CVE-2025-20012, and related advisories.
securityhighlibxslt security updates
libxslt was updated with fixes for CVE-2025-7424 and CVE-2025-7425.
securityhighnvidia-drivers security updates
nvidia-drivers was updated with fixes for CVE-2025-23280, CVE-2025-23282, CVE-2025-23300, and related advisories.
securityhighopenssl security updates
openssl was updated with fixes for CVE-2025-9230, CVE-2025-9231, and CVE-2025-9232.
securityhighPAM security updates
pam was updated with fixes for CVE-2024-10041, CVE-2024-10963, CVE-2024-22365, and CVE-2025-6020.
securitymediumbinutils security updates
binutils was updated with fixes for CVE-2025-5244, CVE-2025-5245, and CVE-2025-8225.
securitymediumcoreutils security update
coreutils was updated with a fix for CVE-2025-5278.
securitymediumlibpcre2 security update
libpcre2 was updated with a fix for CVE-2025-58050.
securitymediumnet-tools security update
net-tools was updated with a fix for CVE-2025-46836.
securitylowopenssh security updates
openssh was updated with fixes for CVE-2025-61984 and CVE-2025-61985.
securitylibxml2 update
libxml2 was updated to libxml2-20250908.
breakingOpenSSH algorithm configuration defaults
Ciphers, MACs, and KexAlgorithms were dropped from the sshd configuration. OpenSSH upstream defaults are used instead.
breakingReduced first-stage initrd kernel modules
The set of kernel modules available in the first initrd is reduced.
Check if affected (1)
breakingAutomatic startup for overlaybd sysext services
Applies if you use the overlaybd sysext.
This release fixes an HFC controller error loop, removes unused RBAC permissions, and updates project dependencies. The changes cover controller correctness and routine maintenance, with no stated security advisory.
Action needed (1)
breakingUnused permissions in the controller ClusterRole removed
Unused RBAC permissions are removed from the controller ClusterRole.
This release removes unused controller permissions and includes fixes and dependency updates. It may concern users tracking HFC controller behavior, CAPI, the Kubernetes group, or the Go build toolchain.
Action needed (1)
breakingUnused controller ClusterRole RBAC permissions removed
Unused RBAC permissions are removed from the controller ClusterRole in this release.
