CVE-2021-47010 net: Only allow init netns to set default tcp cong to a restricted algo

In the Linux kernel, the following vulnerability has been resolved: net: Only allow init netns to set default tcp cong to a restricted algo tcpsetdefaultcongestioncontrol is netns-safe in that it writes to &net-ipv4.tcpcongestioncontrol, but it also sets ca-flags |= TCPCONGNONRESTRICTED which is...

SUSE CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

CVE-2021-46912

A flaw was found in the network sub-component in the Linux Kernel. The tcpallowedcongestioncontrol is global and writable, and writing to it in any net namespace will leak into all other net namespaces...

DEBIAN-CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

UBUNTU-CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

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...

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 net: Make tcp_allowed_congestion_control readonly in non-init netns

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 net: Make tcp_allowed_congestion_control readonly in non-init netns

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-2021-46936: Use After Free

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

kernel: raw: Fix NULL deref in raw_get_next()

In the Linux kernel, the following vulnerability has been resolved: raw: Fix NULL deref in rawgetnext. Dae R. Jeong reported a NULL deref in rawgetnext 0. It seems that the repro was running these sequences in parallel so that one thread was iterating on a socket that was being freed in another...

kernel: nfsd: move init of percpu reply_cache_stats counters back to nfsd_init_net

A flaw was identified in the NFS server nfsd implementation in the Linux kernel where the initialization of the per-CPU replycachestats counters was relocated incorrectly in the code path. This change can lead to use of uninitialized per-CPU statistical counters during NFS request handling when t...

CVE-2023-1636: Improper Isolation or Compartmentalization

A vulnerability was found in OpenStack Barbican containers. This vulnerability is only applicable to deployments that utilize an all-in-one configuration. Barbican containers share the same CGROUP, USER, and NET namespace with the host system and other OpenStack services. If any service is...

Exploit for Improper Privilege Management in Podman_Project Podman

CVE-2022-1227Exploit A script for exploiting CVE-2022-1227...

K32019083: Linux kernel vulnerability CVE-2019-11815

Security Advisory Description An issue was discovered in rdstcpkillsock in net/rds/tcp.c in the Linux kernel before 5.0.8. There is a race condition leading to a use-after-free, related to net namespace cleanup. CVE-2019-11815 Impact There is no impact; F5 products are not affected by this...

SUSE CVE-2021-38209

net/netfilter/nfconntrackstandalone.c in the Linux kernel before 5.12.2 allows observation of changes in any net namespace because these changes are leaked into all other net namespaces. This is related to the NFSYSCTLCTMAX, NFSYSCTLCTEXPECTMAX, and NFSYSCTLCTBUCKETS sysctls...