CVE-2023-53200

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: fix percpu counter block leak on error path when creating new netns Here is the stack where we allocate percpu counter block: +- ip6tregistertable +- translatetable allocates percpu counter block +-...

DEBIAN-CVE-2023-53200

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: fix percpu counter block leak on error path when creating new netns Here is the stack where we allocate percpu counter block: +- ip6tregistertable +- translatetable allocates percpu counter block +-...

UBUNTU-CVE-2023-53200

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: fix percpu counter block leak on error path when creating new netns Here is the stack where we allocate percpu counter block: +- ip6tregistertable +- translatetable allocates percpu counter block +-...

CVE-2023-53200

CVE-2023-53200 (Linux kernel) : The vulnerability is in netfilter: x_tables where a percpu counter block allocated for a new netns is leaked if xt_register_table() fails during table creation. The stack path shows allocation via __alloc_percpu → xt_percpu_counter_alloc → translate_table, then fai...

CVE-2023-53200 netfilter: x_tables: fix percpu counter block leak on error path when creating new netns

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: fix percpu counter block leak on error path when creating new netns Here is the stack where we allocate percpu counter block: +- ip6tregistertable +- translatetable allocates percpu counter block +-...

CVE-2023-53200 netfilter: x_tables: fix percpu counter block leak on error path when creating new netns

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: fix percpu counter block leak on error path when creating new netns Here is the stack where we allocate percpu counter block: +- ip6tregistertable +- translatetable allocates percpu counter block +-...

CVE-2023-53188

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix race on port output assume the following setup on a single machine: 1. An openvswitch instance with one bridge and default flows 2. two network namespaces "server" and "client" 3. two ovs interfaces "server"...

DEBIAN-CVE-2023-53188

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix race on port output assume the following setup on a single machine: 1. An openvswitch instance with one bridge and default flows 2. two network namespaces "server" and "client" 3. two ovs interfaces "server"...

UBUNTU-CVE-2023-53188

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix race on port output assume the following setup on a single machine: 1. An openvswitch instance with one bridge and default flows 2. two network namespaces "server" and "client" 3. two ovs interfaces "server"...

CVE-2023-53188

CVE-2023-53188: In the Linux kernel, net: openvswitch: fix race on port output. The vulnerability arises when an Open vSwitch vport is racing with netns/namespace deletion, potentially triggering an infinite loop in skb_tx_hash in dev_queue_xmit if dev->real_num_tx_queues becomes 0 during unre...

CVE-2023-53188 net: openvswitch: fix race on port output

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix race on port output assume the following setup on a single machine: 1. An openvswitch instance with one bridge and default flows 2. two network namespaces "server" and "client" 3. two ovs interfaces "server"...

CVE-2023-53188 net: openvswitch: fix race on port output

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix race on port output assume the following setup on a single machine: 1. An openvswitch instance with one bridge and default flows 2. two network namespaces "server" and "client" 3. two ovs interfaces "server"...

kernel: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done

A vulnerability was found in the Linux kernel's management of network namespaces. By manipulating the lifecycle of network namespaces, an attacker could exploit this vulnerability to cause a system crash or leak sensitive system memory. Exploitation of this vulnerability requires that a user has...

Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002325 fixes several issues. The following security issues were fixed: CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. CVE-2025-38001: netsched: hfsc: Address...

SUSE-SU-2025:03223-1 Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002317 fixes several issues. The following security issues were fixed: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2025-38001: netsched: hfsc: Address...

kernel: do_change_type(): refuse to operate on unmounted/not ours mounts

In the Linux kernel, the following vulnerability has been resolved: dochangetype: refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount2...

kernel: xfrm: interface: fix use-after-free after changing collect_md xfrm interface

In the Linux kernel, the following vulnerability has been resolved: xfrm: interface: fix use-after-free after changing collectmd xfrm interface collectmd property on xfrm interfaces can only be set on device creation, thus xfrmichangelink should fail when called on such interfaces. The check to...

Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002330 fixes several issues. The following security issues were fixed: CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. CVE-2025-38001: netsched: hfsc: Address...

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 the Linux kernel that stems from an unreleased percpu counter block on the wrong path when creating a new network namespace, which could lead...

PT-2025-37612

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A use-after-free UAF issue was identified in the ip6mr sk done function within the Linux kernel. This occurs when addrconf init net fails, leading to the release of a pointer devconf...