UBUNTU-CVE-2026-98491

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

SUSE CVE-2026-98491

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

AZL-108710 CVE-2026-98491 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

DEBIAN-CVE-2026-98491

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

CVE-2026-98491

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

CVE-2026-98491

A use-after-free (UAF) vulnerability exists in the Linux kernel within the Open vSwitch conntrack subsystem. When network packet buffers (skb ) containing shared unconfirmed connection tracking (ct) entries are cloned, they may be committed with conflicting extensions. This occurs because the fir...

EUVD-2026-103731

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

CVE-2026-98491 net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

PT-2026-116710

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the openvswitch conntrack component where a shared unconfirmed connection tracking ct entry can be modified. When a socket buffer skb with an unconfirmed ct entry is...

CVE-2026-98491: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

CVE-2023-53720

CVE-2023-53720 relates to the Linux kernel mlx5e path where replacing an existing ct entry fails to release the label mapping, causing a memory leak in kernel space (unreferenced object in label mapping path). The issue is triggered during MLX5 TC offload CT entry creation/mod_hdr and label mappi...

CVE-2025-38472 netfilter: nf_conntrack: fix crash due to removal of uninitialised entry

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: fix crash due to removal of uninitialised entry A crash in conntrack was reported while trying to unlink the conntrack entry from the hash bucket list: exception RIP: nfctdeletefromlists+172 .. 7...

CVE-2025-21958

CVE-2025-21958 affects the Linux kernel with an OVS/conntrack interaction. The issue arises from reverting a prior change to per-action label counting in conntrack, causing ovs_ct_set_labels() to be called only for confirmed conntrack entries. If a conntrack entry lacks the labels_ext extension, ...

DEBIAN-CVE-2022-49183

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix ref leak when switching zones When switching zones or network namespaces without doing a ct clear in between, it is now leaking a reference to the old ct entry. That's because tcfctskbnfctcached returns fals...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ALSA-2022:5819 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak CVE-2022-1012 kernel: a use-after-free write in the netfilter subsystem can lead to...

kernel security and bug fix update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

RLSA-2021:3447 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: powerpc: KVM guest OS users can cause host OS memory corruption CVE-2021-37576 kernel: slab-out-of-bounds access in xdrsetpagebase in net/sunrpc/xdr.c CVE-2021-38201 For more details abou...

kernel security and bug fix update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...