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 not calling genlunregisterfamily first in the nbdcleanup function, which could lead to a contention between...

SUSE CVE-2025-21659

In the Linux kernel, the following vulnerability has been resolved: netdev: prevent accessing NAPI instances from another namespace The NAPI IDs were not fully exposed to user space prior to the netlink API, so they were never namespaced. The netlink API must ensure that at the very least NAPI...

PT-2025-30857

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description The Linux kernel contains a use-after-free issue within the network block device nbd module. Specifically, the nbd genl connect function does not properly stop the device on certain erro...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fixed an invalid unregistererrorpath path. The error path of seg6init is incorrect when the CONFIGIPV6SEG6LWTUNNEL configuration option is not defined. In such cases, if seg6hmacinit fails, the genlunregisterfamily...

AZL-51471 CVE-2024-50024 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: net: Fix an unsafe loop on the list The kernel may crash when deleting a genetlink family if there are still listeners for that family: Oops: Kernel access of bad area, sig: 11 1 ... NIP c000000000c080bc...

UBUNTU-CVE-2021-47612

In the Linux kernel, the following vulnerability has been resolved: nfc: fix segfault in nfcgenldumpdevicesdone When kmalloc in nfcgenldumpdevices fails then nfcgenldumpdevicesdone segfaults as below KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f CPU: 0 PID: 25 Comm:...

PT-2024-8928

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the seg6 init function in the Linux kernel's IPv6 implementation. Specifically, the error path of seg6 init is incorrect when CONFIG IPV6 SEG6 LWTUNNEL is not...

CVE-2022-48687

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix out-of-bounds read when setting HMAC data. The SRv6 layer allows defining HMAC data that can later be used to sign IPv6 Segment Routing Headers. This configuration is realised via netlink through four attributes:...

CVE-2024-26663 tipc: Check the bearer type before calling tipc_udp_nl_bearer_add()

In the Linux kernel, the following vulnerability has been resolved: tipc: Check the bearer type before calling tipcudpnlbeareradd syzbot reported the following general protection fault 1: general protection fault, probably for non-canonical address 0xdffffc0000000010: 0000 1 PREEMPT SMP KASAN...

SUSE CVE-2019-16089

An issue was discovered in the Linux kernel through 5.2.13. nbdgenlstatus in drivers/block/nbd.c does not check the nlaneststartnoflag return value...

GSD-2022-1005790 net: genl: fix error path memory leak in policy dumping

net: genl: fix error path memory leak in policy dumping 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 v5.10.138 by commit...

GSD-2022-1005118 net: genl: fix error path memory leak in policy dumping

net: genl: fix error path memory leak in policy dumping 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 v5.19.4 by commit...

PT-2022-31932

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.198 Description The issue is related to the nbd cleanup function, where genl unregister family should be called first. The actual impact and attack plausibility have not yet been proven. Recommendations For...

PT-2022-31145

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.17.15 Description The issue is related to the nbd cleanup function, where genl unregister family should be called first. The actual impact and attack plausibility have not yet been proven. Recommendations For...

PT-2022-31730

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.122 Description The issue is related to the nbd cleanup function, where genl unregister family should be called first. The actual impact and attack plausibility have not yet been proven. Recommendations For...

Unbreakable Enterprise kernel-container security update

4.14.35-2025.402.2.1.el7 - powercap: restrict energy meter to root access Kanth Ghatraju Orabug: 32040805 CVE-2020-8694 CVE-2020-8695 4.14.35-2025.402.2.el7 - ocfs2: fix remounting needed after setfacl command Gang He - Fix multiple variable definition with syzkaller Hans Westgaard Ry Orabug:...

kernel: memory leak in genl_register_family() in net/netlink/genetlink.c

A flaw was found in the genlregisterfamily function in the Linux kernel. An attacker able to induce the error conditions could use this flaw to crash the system. The highest threat from this vulnerability is to system availability...

The vulnerability of the nbd_genl_status function in the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the nbdgenlstatus function drivers/block/nbd in the Linux kernel is related to pointer arithmetic errors. Exploiting this vulnerability can allow an attacker to cause a service failure through a specially created application...

UBUNTU-CVE-2019-16089

An issue was discovered in the Linux kernel through 5.2.13. nbdgenlstatus in drivers/block/nbd.c does not check the nlaneststartnoflag return value...

Linux kernel memory leak vulnerability (CNVD-2019-31647)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. Linux kernel versions prior to 5.0.6 have a memory leak vulnerability in net/netlink/genetlink.c when idralloc of genlregisterfamily fails. No details of the...