OESA-2026-1566 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: udp: Deal with race between UDP socket address change and rehash If a UDP socket changes its local address while it's receiving datagrams, as a result of connect...

RHSA-2026:4245 Red Hat Security Advisory: kernel security update

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Unbreakable Enterprise kernel security update

5.15.0-318.199.3.2 - macvlan: observe an RCU grace period in macvlancommonnewlink error path Eric Dumazet Orabug: 39057366 - macvlan: fix error recovery in macvlancommonnewlink Eric Dumazet Orabug: 39057366 CVE-2026-23209 - netfilter: nftables: fix inverted genmask check in nftmapcatchallactivate...

RHSA-2026:3963 Red Hat Security Advisory: kernel security update

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Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 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 for...

CLSA-2026-1773047152 kernel: Fix of 21 CVEs

i40e: fix IRQ freeing in i40evsirequestirqmsix error path CVE-2025-39911 - media: rc: fix races with imondisconnect CVE-2025-39993 - VMCI: fix race between vmcihostsetupnotify and vmcictxunsetnotify CVE-2025-38102 - partitions: mac: fix handling of bogus partition table CVE-2025-21772 - tracing:...

CLSA-2026-1773045484 kernel: Fix of 28 CVEs

fix: dm: fix dmblkreportzones CVE-2025-38141 - ice: Fix a null pointer dereference in icecopyandinitpkg CVE-2025-38664 - qed: Don't collect too many protection override GRC elements CVE-2025-39949 - drm/amd/display: Avoid a NULL pointer dereference CVE-2025-39693 - iommu/amd/pgtbl: Fix possible...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr CVE-2025-71085 kernel: macvlan: fix possible UAF in macvlanforwardsource CVE-2026-23001 For more details about the security...

Unbreakable Enterprise kernel security update

5.4.17-2136.353.3 - xfrm: flush all states in xfrmstatefini Sabrina Dubroca Orabug: 38934000 - xfrm: also call xfrmstatedeletetunnel at destroy time for states that were never added Sabrina Dubroca Orabug: 38934000 - Revert 'xfrm: destroy xfrmstate synchronously on net exit path' Sabrina Dubroca...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005719)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005719 advisory. In the Linux kernel, the following vulnerability has been resolved: ACPICA: Add AMLNOOPERANDRESOLVE flag to Timer ACPICA commit...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005722)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005722 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/swapfile: skip HugeTLB pages for unusevma I got a bad pud error and lost a 1GB HugeTLB when...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005659)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005659 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Don't leak some plane state Apparently no one noticed that mdp5 plane states leak...

RLSA-2026:3488 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: smc: Use skdstget and dstdevrcu in smcclcprfxmatch CVE-2025-40168 kernel: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr CVE-2025-71085 kernel: Linux kernel: Denial of Servic...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005462)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005462 advisory. In the Linux kernel, the following vulnerability has been resolved: nfsd: call oprelease, even when opfunc returns an error For ops with trivial replies,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005743)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005743 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Handle enclosure with just a primary component gracefully This reverts commit...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005704)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005704 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Address reentrant enqueue adding class to eltree twice Savino says: We are writin...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005767)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005767 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Fix pointer-leak due to insufficient speculative store bypass mitigation To mitigate Spectre...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005752)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005752 advisory. In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix leak of 'r10bio-remaining' for recovery raid10syncrequest will add...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005709)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005709 advisory. In the Linux kernel, the following vulnerability has been resolved: nfsd: call oprelease, even when opfunc returns an error For ops with trivial replies,...

DEBIAN-CVE-2026-23234

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fswriteendio As syzbot reported an use-after-free issue in f2fswriteendio. It is caused by below race condition: loop device umount - workerthread - loopprocesswork - doreqfilebacked - lorwaio -...