CVE-2024-53095 smb: client: Fix use-after-free of network namespace.

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free of network namespace. Recently, we got a customer report that CIFS triggers oops while reconnecting to a server. 0 The workload runs on Kubernetes, and some pods mount CIFS servers in non-root...

UBUNTU-CVE-2024-44991

In the Linux kernel, the following vulnerability has been resolved: tcp: prevent concurrent execution of tcpskexitbatch Its possible that two threads call tcpskexitbatch concurrently, once from the cleanupnet workqueue, once from a task that failed to clone a new netns. In the latter case, error...

kernel: netfilter: nf_tables: flush pending destroy work before exit_net release

A vulnerability was found in the Linux kernel's Netfilter framework, specifically within the nftables component. The issue arises from a race condition between the exitnet function and the destroy work queue, which can lead to use-after-free errors and potential system instability. This...

kernel: netfilter: nf_tables: flush pending destroy work before exit_net release

A vulnerability was found in the Linux kernel's Netfilter framework, specifically within the nftables component. The issue arises from a race condition between the exitnet function and the destroy work queue, which can lead to use-after-free errors and potential system instability. This...

kernel: netfilter: nf_tables: flush pending destroy work before exit_net release

A vulnerability was found in the Linux kernel's Netfilter framework, specifically within the nftables component. The issue arises from a race condition between the exitnet function and the destroy work queue, which can lead to use-after-free errors and potential system instability. This...

kernel: netfilter: nf_tables: flush pending destroy work before exit_net release

A vulnerability was found in the Linux kernel's Netfilter framework, specifically within the nftables component. The issue arises from a race condition between the exitnet function and the destroy work queue, which can lead to use-after-free errors and potential system instability. This...

kernel: netfilter: nf_tables: flush pending destroy work before exit_net release

A vulnerability was found in the Linux kernel's Netfilter framework, specifically within the nftables component. The issue arises from a race condition between the exitnet function and the destroy work queue, which can lead to use-after-free errors and potential system instability. This...

Linux kernel security vulnerabilities

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, which stems from a failure of the netns component to properly handle network namespaces with a reference count of zero...

kernel: net: fix UaF in netns ops registration error path

A use-after-free vulnerability was found in the Linux kernel in the opsinit function, where improper error handling can result in an out-of-bounds error. This issue occurs if the function netassigngeneric fails and the error-handling code attempts to clean up a pointer that was never properly...

SUSE CVE-2021-46912

In the Linux kernel, the following vulnerability has been resolved: net: Make tcpallowedcongestioncontrol readonly in non-init netns Currently, tcpallowedcongestioncontrol is global and writable; writing to it in any net namespace will leak into all other net namespaces...

CVE-2021-46912

In the Linux kernel, the following vulnerability has been resolved: net: Make tcpallowedcongestioncontrol readonly in non-init netns Currently, tcpallowedcongestioncontrol is global and writable; writing to it in any net namespace will leak into all other net namespaces...

SUSE CVE-2010-0006

The ipv6hopjumbo function in net/ipv6/exthdrs.c in the Linux kernel before 2.6.32.4, when network namespaces are enabled, allows remote attackers to cause a denial of service NULL pointer dereference via an invalid IPv6 jumbogram, a related issue to CVE-2007-4567...

SUSE CVE-2011-2189

net/core/netnamespace.c in the Linux kernel 2.6.32 and earlier does not properly handle a high rate of creation and cleanup of network namespaces, which makes it easier for remote attackers to cause a denial of service memory consumption via requests to a daemon that requires a separate namespace...

SUSE CVE-2017-15129

A use-after-free vulnerability was found in network namespaces code affecting the Linux kernel before 4.14.11. The function getnetnsbyid in net/core/netnamespace.c does not check for the net::count value after it has found a peer network in netnsids idr, which could lead to double free and memory...

slirp4netns bug fix and enhancement update

An update is available for slirp4netns. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The slirp4netns package provides slirp for network namespaces. Bug Fixes...

DEBIAN-CVE-2022-1678

An issue was discovered in the Linux Kernel from 4.18 to 4.19, an improper update of sock reference in TCP pacing can lead to memory/netns leak, which can be used by remote clients...

CVE-2022-28356

In the Linux kernel before 5.17.1, a refcount leak bug was found in net/llc/afllc.c...

Mageia: Security Advisory (MGASA-2019-0097)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2018-16884

A flaw was found in the Linux kernel's NFS41+ subsystem. NFS41+ shares mounted in different network namespaces at the same time can make bcsvcprocess use wrong back-channel IDs and cause a use-after-free vulnerability. Thus a malicious container user can cause a host kernel memory corruption and ...

CVE-2017-17450

net/netfilter/xtosf.c in the Linux kernel through 4.14.4 does not require the CAPNETADMIN capability for addcallback and removecallback operations. This allows local users to bypass intended access restrictions because the xtosffingers data structure is shared across all network namespaces...