SUSE-SU-2026:22387-1 Security update for the Linux Kernel (Live Patch 6 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.27.1 fixes various security issues The following security issues were fixed: - CVE-2026-23278: netfilter: nftables: always walk all pending catchall elements bsc1260907. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay...

SUSE-SU-2026:22388-1 Security update for the Linux Kernel (Live Patch 7 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.28.1 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race...

SUSE-SU-2026:22281-1 Security update for the Linux Kernel (Live Patch 7 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.28.1 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race...

CVE-2026-53026

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix nfs4file access extra count in nfsd4addrdaccesstowrdeleg In nfsd4addrdaccesstowrdeleg, if fp-fifdsORDONLY is already set by another thread, nfs4filegetaccess should not be called to increment the nfs4file access count...

CVE-2026-53026

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix nfs4file access extra count in nfsd4addrdaccesstowrdeleg In nfsd4addrdaccesstowrdeleg, if fp-fifdsORDONLY is already set by another thread, nfs4filegetaccess should not be called to increment the nfs4file access count...

CVE-2026-53026 NFSD: fix nfs4_file access extra count in nfsd4_add_rdaccess_to_wrdeleg

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix nfs4file access extra count in nfsd4addrdaccesstowrdeleg In nfsd4addrdaccesstowrdeleg, if fp-fifdsORDONLY is already set by another thread, nfs4filegetaccess should not be called to increment the nfs4file access count...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nfsd: Check that the server is running in unlockfilesystem. If we try to unlock the filesystem via an administrative interface, and nfsd is not running, it will cause the server to crash. This occurs currently because the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: NFS: Fixed a deadlock involving nfsreleasefolio Wang Zhaolong reported a deadlock involving NFSv4.1 state recovery, waiting on kthreadd, which attempts to reclaim memory by calling nfsreleasefolio. The latter cannot proceed due t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: NFSD: NFSv4 file creation neglects setting the ACL. A NFSv4 client that sets an ACL with a named principal during file creation retrieves the ACL later. It finds that the ACL is only a default ACL based on the mode bits, not the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: The NFSINOLAYOUTCOMMIT field was cleared in pnfsmarklayoutstateidInvalidial. This fix prevents a crash occurring when the layout is null during this call stack: write inode - nfs4write inode - pnfslayoutcommit inode...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nfsd: never defer requests during idmap lookup During the decoding of v4 request compound arguments, certain operations e.g., SETATTR can trigger idmap lookup upcalls. When the responses to these upcalls are delayed beyond the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Locking is provided for v4endgrace. Writing to v4endgrace can cause a race condition with server shutdown, resulting in memory being accessed after it has been freed—especially in the case of reclaimstrhashtbl. We cannot...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fixed a crash in nfsd4readrelease When tracing is enabled, the tracenfsdreaddone trace point crashes during the pynfs read.testNoFh test...

SUSE-SU-2026:22488-1 Security update for the Linux Kernel RT (Live Patch 20 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-42.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-3150...

SUSE-SU-2026:22420-1 Security update for the Linux Kernel (Live Patch 16 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-39.1 fixes various security issues The following security issues were fixed: - CVE-2026-23278: netfilter: nftables: always walk all pending catchall elements bsc1260907. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache...

SUSE-SU-2026:22464-1 Security update for the Linux Kernel (Live Patch 8 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-30.1 fixes various security issues The following security issues were fixed: - CVE-2026-23278: netfilter: nftables: always walk all pending catchall elements bsc1260907. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache...

PT-2026-51920

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the nfsd4 add rdaccess to wrdeleg function where the nfs4 file get access function may be incorrectly called to increment the nfs4 file access count if fp-fi fdsO RDON...

SUSE-SU-2026:2603-1 Security update for the Linux Kernel (Live Patch 80 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.302 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race...

Security update for the Linux Kernel (Live Patch 38 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.149 fixes various security issues The following security issues were fixed: CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race...

SUSE-SU-2026:2601-1 Security update for the Linux Kernel (Live Patch 38 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.149 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP rac...