CVE-2026-68169

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: userspace: fix use-after-free in getlocalid In mptcppmuserspacegetlocalid, the address entry is looked up under spinlock, but its id is read after dropping the lock. A concurrent deletion can free the entry between the...

UBUNTU-CVE-2026-68169

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: userspace: fix use-after-free in getlocalid In mptcppmuserspacegetlocalid, the address entry is looked up under spinlock, but its id is read after dropping the lock. A concurrent deletion can free the entry between the...

CVE-2026-68170 mptcp: fix stale skb->sk reference on subflow close

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix stale skb-sk reference on subflow close The backlog list is updated by mptcpdataready under mptcpdatalock. The cleanup of backlog references to a closing subflow, however, was performed in mptcpclosessk, before...

CVE-2026-68169

The CVE-2026-68169 entry documents a race in Linux kernel mptcp_pm_userspace_get_local_id() where an address entry is looked up under a spinlock but its id is read after the lock is released, allowing a concurrent delete to free the entry and cause a use-after-free. Concrete details show the issu...

CVE-2026-68169 mptcp: pm: userspace: fix use-after-free in get_local_id

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: userspace: fix use-after-free in getlocalid In mptcppmuserspacegetlocalid, the address entry is looked up under spinlock, but its id is read after dropping the lock. A concurrent deletion can free the entry between the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: fixed a race condition in mptcpschedulework syzbot reported a use-after-free in mptcpschedulework 1 The issue arises from mptcpschedulework scheduling a task, then checking the refcount of sk-skrefcnt if the task was...

Linux Distros Unpatched Vulnerability : CVE-2026-68169

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mptcp: pm: userspace: fix use-after-free in getlocalid In mptcppmuserspacegetlocalid, the address entry is looked up under spinlock, but its id is read after...

MiracleLinux 9 : kernel-5.14.0-687.17.1.el9_8 (AXSA:2026-1389:56)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1389:56 advisory. kernel: can: isotp: fix tx.buf use-after-free in isotpsendmsg CVE-2026-31474 kernel: mptcp: fix slab-use-after-free in inetlookupestablished...

CVE-2026-63828 apparmor: mediate the implicit connect of TCP fast open sendmsg

In the Linux kernel, the following vulnerability has been resolved: apparmor: mediate the implicit connect of TCP fast open sendmsg sendmsg/sendto with MSGFASTOPEN is a combination of connect2 and write2: it opens the connection in the SYN. apparmorsocketsendmsg only checks AAMAYSEND, so a profil...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: teql: Fix double-free in teqlmasterxmit CVE-2026-23449 In the Linux kernel, the following vulnerability has been resolved: ext4: validate pidx bounds in ext4extcorrectindexes CVE-2026-31449 In the Linux...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: bonding: fix use-after-free due to enslave fail after slave array update CVE-2026-23171 In the Linux kernel, the following vulnerability has been resolved: smb: client: validate the whole DACL before rewriting it ...

RHEL 8 : kernel (RHSA-2026:35894)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:35894 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Bluetooth: SCO: Fix...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

RHEL 9 : kernel (RHSA-2026:34095)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:34095 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mptcp: fix slab-use-after-fre...

SUSE-SU-2026:2238-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-20585: x86/CPU: Fix FPDSS on Zen1 bsc1243603. - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. -...

Oracle Linux 9 : kernel (ELSA-2026-25217)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-25217 advisory. - net/sched: fix pedit partial COW leading to page cache corruption Ivan Vecera RHEL-177392 CVE-2026-46331 - scsi: qla2xxx: Completely fix fcport doub...

Oracle Linux 9 : kernel (ELSA-2026-24381)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-24381 advisory. - net/sched: fix pedit partial COW leading to page cache corruption Ivan Vecera RHEL-177392 CVE-2026-46331 - scsi: qla2xxx: Completely fix fcport doub...

Oracle Linux 9 : kernel (ELSA-2026-27789)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-27789 advisory. - net/sched: fix pedit partial COW leading to page cache corruption Ivan Vecera RHEL-177392 CVE-2026-46331 - scsi: qla2xxx: Completely fix fcport doub...

CVE-2026-53183

In the Linux kernel, the following vulnerability has been resolved: mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not move backward. Such constraint is enforced at DSS option generation...

Oracle Linux 8 : kernel (ELSA-2026-26427)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-26427 advisory. - wifi: mac80211: remove station if connection prep fails Jose Ignacio Tornos Martinez RHEL-180120 CVE-2026-46125 - wifi: mac80211: drop stray 'static...