nftables binding to an already bound chain

Impact An issue was discovered in net/netfilter/nftablesapi.c in the Linux kernel. A denial of service can occur upon binding to an already bound chain. Affected by this vulnerability is the function nftverdictinit of the file net/netfilter/nftablesapi.c. The manipulation with an unknown input...

GHSA-JR8J-2JHP-M67V nftables binding to an already bound chain

Impact An issue was discovered in net/netfilter/nftablesapi.c in the Linux kernel. A denial of service can occur upon binding to an already bound chain. Affected by this vulnerability is the function nftverdictinit of the file net/netfilter/nftablesapi.c. The manipulation with an unknown input...

Important: kernel

Issue Overview: An out-of-bounds read flaw was found in the Linux kernel's TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user...

UBUNTU-CVE-2022-2586

It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted...

Amazon Linux 2 : kernel (ALASKERNEL-5.10-2022-017)

The version of kernel installed on the remote host is prior to 5.10.126-117.518. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2022-017 advisory. Due to the small table perturb size, a memory leak flaw was found in the Linux kernel's TCP source port...

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. An attacker exploits the vulnerability to trigger a buffer overflow via nftsetdescconcatparse, which could lead to a denial...

UBUNTU-CVE-2022-32250

net/netfilter/nftablesapi.c in the Linux kernel through 5.18.1 allows a local user able to create user/net namespaces to escalate privileges to root because an incorrect NFTSTATEFULEXPR check leads to a use-after-free...

PT-2022-3532

Name of the Vulnerable Software and Affected Versions Linux kernel versions affected versions not specified Description The issue is related to a buffer overflow in the nftable filtering and classification subsystem of the Linux kernel. Exploitation of this issue may allow an attacker to elevate...

new packages: nftables

An update is available for nftables. 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 For detailed information on changes in this release, see the Rocky Linux 9.0...

ALBA-2022:2004 nftables bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

nftables bug fix and enhancement update

An update is available for nftables. 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 For detailed information on changes in this release, see the Rocky Linux 8.6...

nftables bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

CVE-2021-46283

CVE-2021-46283 affects the Linux kernel’s nf_tables_newset in nf_tables_api.c, where missing initialization of nft_set_elem_expr_alloc can trigger a NULL pointer dereference/GPF when a local user creates a netfilter table expression in their namespace, leading to a denial of service. The vulnerab...

NetworkManager security, bug fix, and enhancement update

1.32.10-4.0.1 - add connectivity check via Oracle servers Orabug: 32051972 - Disable the build of NetworkManager-config-connectivity- subpackage for 8.3 1:1.32.10-4 - revert unapproved patches part of 'cloud-setup' change rh 1977984 1:1.32.10-3 - preserve the IPv6 multicast route added by kernel ...

nftables bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

nftables bug fix and enhancement update

An update is available for nftables. 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 For detailed information on changes in this release, see the Rocky Enterpris...

UVI-2021-1000207 netfilter: nftables: avoid overflows in nft_hash_buckets()

netfilter: nftables: avoid overflows in nfthashbuckets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.5 by commit...

GSD-2021-1000411 netfilter: nftables: avoid overflows in nft_hash_buckets()

netfilter: nftables: avoid overflows in nfthashbuckets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.120 by commit...

GSD-2021-1000327 netfilter: nftables: Fix a memleak from userdata error path in new objects

netfilter: nftables: Fix a memleak from userdata error path in new objects This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.38 by commit...

UVI-2021-1000209 netfilter: nftables: Fix a memleak from userdata error path in new objects

netfilter: nftables: Fix a memleak from userdata error path in new objects This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.5 by commit...