UBUNTU-CVE-2025-37789

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix nested key length validation in the set action It's not safe to access nlalenovskey if the data is smaller than the netlink header. Check that the attribute is OK first...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from improper validation of nested key lengths in openvswitch...

RHSA-2025:3965 Red Hat Security Advisory: openvswitch3.4 security update

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The vulnerability of the `ovs_vport_cmd_fill_info()` function in the `net/openvswitch/datapath.c` module, which is part of the Open vSwitch router support in the Linux operating system, allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ovsvportcmdfillinfo function in the net/openvswitch/datapath.c module, which is part of the Open vSwitch router support in the Linux operating system, relates to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to...

SUSE CVE-2025-21926

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in udpgsosegment In udpgsosegment the skb destructor is removed before segmenting the skb but the socket reference is kept as-is. This is an issue if the original skb is later orphaned as we can hit the...

SUSE CVE-2025-21958

In the Linux kernel, the following vulnerability has been resolved: Revert "openvswitch: switch to per-action label counting in conntrack" Currently, ovsctsetlabels is only called for confirmed conntrack entries ct within ovsctcommit. However, if the conntrack entry does not have the labelsext...

DEBIAN-CVE-2025-21958

In the Linux kernel, the following vulnerability has been resolved: Revert "openvswitch: switch to per-action label counting in conntrack" Currently, ovsctsetlabels is only called for confirmed conntrack entries ct within ovsctcommit. However, if the conntrack entry does not have the labelsext...

DEBIAN-CVE-2025-21926

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in udpgsosegment In udpgsosegment the skb destructor is removed before segmenting the skb but the socket reference is kept as-is. This is an issue if the original skb is later orphaned as we can hit the...

CVE-2025-21926

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in udpgsosegment In udpgsosegment the skb destructor is removed before segmenting the skb but the socket reference is kept as-is. This is an issue if the original skb is later orphaned as we can hit the...

UBUNTU-CVE-2025-21958

In the Linux kernel, the following vulnerability has been resolved: Revert "openvswitch: switch to per-action label counting in conntrack" Currently, ovsctsetlabels is only called for confirmed conntrack entries ct within ovsctcommit. However, if the conntrack entry does not have the labelsext...

UBUNTU-CVE-2025-21926

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in udpgsosegment In udpgsosegment the skb destructor is removed before segmenting the skb but the socket reference is kept as-is. This is an issue if the original skb is later orphaned as we can hit the...

CVE-2025-21958 Revert "openvswitch: switch to per-action label counting in conntrack"

In the Linux kernel, the following vulnerability has been resolved: Revert "openvswitch: switch to per-action label counting in conntrack" Currently, ovsctsetlabels is only called for confirmed conntrack entries ct within ovsctcommit. However, if the conntrack entry does not have the labelsext...

CVE-2025-21958 Revert "openvswitch: switch to per-action label counting in conntrack"

In the Linux kernel, the following vulnerability has been resolved: Revert "openvswitch: switch to per-action label counting in conntrack" Currently, ovsctsetlabels is only called for confirmed conntrack entries ct within ovsctcommit. However, if the conntrack entry does not have the labelsext...

CVE-2025-21926

CVE-2025-21926 affects the Linux kernel net: gso code path, specifically __udp_gso_segment. The destructor for the skb is removed before segmenting, but the socket reference is left intact. If the original skb is later orphaned, a kernel bug can trigger (skb_orphan crash in ip_rcv_core). The issu...

PT-2025-14339 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the openvswitch in the Linux kernel. Specifically, it involves the ovs ct set labels function, which is called for confirmed conntrack entries within ovs ct...

SUSE CVE-2023-52977

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix flow memory leak in ovsflowcmdnew Syzkaller reports a memory leak of newflow in ovsflowcmdnew as it is not freed when an allocation of a key fails. BUG: memory leak unreferenced object 0xffff888116668000 siz...

CVE-2023-52977

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix flow memory leak in ovsflowcmdnew Syzkaller reports a memory leak of newflow in ovsflowcmdnew as it is not freed when an allocation of a key fails. BUG: memory leak unreferenced object 0xffff888116668000 siz...

DEBIAN-CVE-2023-52977

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix flow memory leak in ovsflowcmdnew Syzkaller reports a memory leak of newflow in ovsflowcmdnew as it is not freed when an allocation of a key fails. BUG: memory leak unreferenced object 0xffff888116668000 siz...

UBUNTU-CVE-2023-52977

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix flow memory leak in ovsflowcmdnew Syzkaller reports a memory leak of newflow in ovsflowcmdnew as it is not freed when an allocation of a key fails. BUG: memory leak unreferenced object 0xffff888116668000 siz...

CVE-2023-52977 net: openvswitch: fix flow memory leak in ovs_flow_cmd_new

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix flow memory leak in ovsflowcmdnew Syzkaller reports a memory leak of newflow in ovsflowcmdnew as it is not freed when an allocation of a key fails. BUG: memory leak unreferenced object 0xffff888116668000 siz...