SUSE-SU-2026:20680-1 Security update for the Linux Kernel RT (Live Patch 8 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise kernel 6.4.0-31.1 fixes one security issue The following security issue was fixed: - CVE-2025-38129: pagepool: fix use-after-free in pagepoolrecycleinring bsc1258139...

SUSE CVE-2026-23238

In the Linux kernel, the following vulnerability has been resolved: romfs: check sbsetblocksize return value romfsfillsuper ignores the return value of sbsetblocksize, which can fail if the requested block size is incompatible with the block device's configuration. This can be triggered by settin...

CVE-2026-23238

In the Linux kernel, the following vulnerability has been resolved: romfs: check sbsetblocksize return value romfsfillsuper ignores the return value of sbsetblocksize, which can fail if the requested block size is incompatible with the block device's configuration. This can be triggered by settin...

CVE-2026-23238

In the Linux kernel, the following vulnerability has been resolved: romfs: check sbsetblocksize return value romfsfillsuper ignores the return value of sbsetblocksize, which can fail if the requested block size is incompatible with the block device's configuration. This can be triggered by settin...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005711)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005711 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on sitbitmapsize w/ below testcase, resize will generate a corrupted...

kernel: ext4: fix use-after-free in ext4_orphan_cleanup

A use-after-free vulnerability was found in the ext4 filesystem's orphan inode cleanup routine in the Linux kernel. When ext4inodeattachjinode fails with -ENOMEM during orphan cleanup at mount time, the error is not properly propagated. The inode is freed via iput, but the orphan list still...

CVE-2026-23200

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix ECMP sibling count mismatch when clearing RTFADDRCONF syzbot reported a kernel BUG in fib6addrt2node when adding an IPv6 route. 0 Commit f72514b3c569 "ipv6: clear RA flags when adding a static route" introduced logic to...

CVE-2026-23206 dpaa2-switch: prevent ZERO_SIZE_PTR dereference when num_ifs is zero

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: prevent ZEROSIZEPTR dereference when numifs is zero The driver allocates arrays for ports, FDBs, and filter blocks using kcalloc with ethsw-swattr.numifs as the element count. When the device reports zero interfaces...

CVE-2026-23173

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, delete flows only for existing peers When deleting TC steering flows, iterate only over actual devcom peers instead of assuming all possible ports exist. This avoids touching non-existent peers and ensures cleanup ...

CVE-2026-23173 net/mlx5e: TC, delete flows only for existing peers

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, delete flows only for existing peers When deleting TC steering flows, iterate only over actual devcom peers instead of assuming all possible ports exist. This avoids touching non-existent peers and ensures cleanup ...

CVE-2026-23173

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, delete flows only for existing peers When deleting TC steering flows, iterate only over actual devcom peers instead of assuming all possible ports exist. This avoids touching non-existent peers and ensures cleanup ...

CVE-2026-23157 btrfs: do not strictly require dirty metadata threshold for metadata writepages

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

CVE-2026-23157 btrfs: do not strictly require dirty metadata threshold for metadata writepages

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

Linux Distros Unpatched Vulnerability : CVE-2026-23183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cgroup/dmem: fix NULL pointer dereference when setting max An issue was triggered: BUG: kernel NULL pointer dereference, address: 0000000000000000 PF: superviso...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255594. CVE-2023-54142: gtp: Fix use-after-free in gtpencapdestroy bsc1256095...

kernel: Bluetooth: hci_event: call disconnect callback before deleting conn

A flaw was found in the Linux kernel in which a callback is not called when a Bluetooth peripheral is disconnected. This flaw leads to a use-after-free, which an attacker could use to escalate their privileges, corrupt system memory, or otherwise cause a denial of service...

RHBA-2025:6279 Red Hat Bug Fix Advisory: kernel bug fix and enhancement update

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CVE-2026-23099

In the Linux kernel, the following vulnerability has been resolved: bonding: limit BONDMODE8023AD to Ethernet devices BONDMODE8023AD makes sense for ARPHRDETHER only. syzbot reported: BUG: KASAN: global-out-of-bounds in hwaddrcreate net/core/devaddrlists.c:63 inline BUG: KASAN: global-out-of-boun...

UBUNTU-CVE-2026-23104

In the Linux kernel, the following vulnerability has been resolved: ice: fix devlink reload call trace Commit 4da71a77fc3b "ice: read internal temperature sensor" introduced internal temperature sensor reading via HWMON. icehwmoninit was added to iceinitfeature and icehwmonexit was added to...

CVE-2026-23099 bonding: limit BOND_MODE_8023AD to Ethernet devices

In the Linux kernel, the following vulnerability has been resolved: bonding: limit BONDMODE8023AD to Ethernet devices BONDMODE8023AD makes sense for ARPHRDETHER only. syzbot reported: BUG: KASAN: global-out-of-bounds in hwaddrcreate net/core/devaddrlists.c:63 inline BUG: KASAN: global-out-of-boun...