netfilter: nf_conntrack_expect: skip expectations in other netns via proc

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SUSE CVE-2026-31496

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

CVE-2026-31496

A flaw was found in the Linux kernel's netfilter subsystem. This vulnerability allows a local user to potentially access or view network connection tracking expectations nfconntrackexpect from other network namespaces netns via the /proc filesystem. This could lead to information disclosure or a...

EUVD-2026-24868

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

AZL-83198 CVE-2026-31496 affecting package kernel for versions less than 6.6.134.1-2

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

CVE-2026-31496

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

CVE-2026-31496 netfilter: nf_conntrack_expect: skip expectations in other netns via proc

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

CVE-2026-31496

Summary: CVE-2026-31496 affects the Linux kernel netfilter nf_conntrack_expect handling across network namespaces. The root cause is a failure to skip or isolate expectations that do not reside in the target netns, enabling a local user to access or view nf_conntrack_expect entries from other nam...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the expectation in nfconntrackexpect that other network namespaces are skipped during proc dump,...

CVE-2026-31496: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011349)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011349 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-007003)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007003 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix unremoved procfs host directory regression Commit fc663711b944 scsi: core: Remove...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-012947)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-012947 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-013158)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013158 advisory. In the Linux kernel, the following vulnerability has been resolved: pstore: Avoid kcore oops by vmaping with VMIOREMAP An oops can be induced by running 'cat...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-013351)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013351 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/proc: taskmmu.c: don't read mapcount for migration entry The syzbot reported the below BUG:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013099)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013099 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011120)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011120 advisory. In the Linux kernel, the following vulnerability has been resolved: pstore: Avoid kcore oops by vmaping with VMIOREMAP An oops can be induced by running 'cat...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007455)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007455 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set...

EUVD-2026-21932

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: use expect-helper Use expect-helper in ctnetlink and /proc to dump the helper name. Using nfcthelp without holding a reference to the master conntrack is unsafe. Use exp-master-helper in ctnetlink pa...

CVE-2026-31414

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: use expect-helper Use expect-helper in ctnetlink and /proc to dump the helper name. Using nfcthelp without holding a reference to the master conntrack is unsafe. Use exp-master-helper in ctnetlink pa...