cve-2017-11176

cve-2017-11176 公开信息 Linux 内核至 4.11.9 版本中的 mqnotify 函数在进入重试逻辑时未将 sock 指针设置为 NULL。在用户空间关闭 Netlink 套接字期间，攻击者可利用此漏洞造成拒绝服务（释放后使用）或可能产生未明确的其他影响。 状态： 强制 netlinkattachskb 返回 1 解除对利用线程的阻塞 强制第二次 fget 调用返回 NULL 创建漏洞利用 参考： Linux 内核漏洞利用分步指南...

CVE-2017-11176

CVE-2017-11176 CVE-2017-11176 的代码执行概念验证。 漏洞 Linux 内核（直至 4.11.9）中的 mqnotify 函数在进入重试逻辑时未将 sock 指针设置为 NULL。在用户空间关闭 Netlink 套接字期间，攻击者可利用此漏洞导致拒绝服务（释放后使用）或可能造成其他未指明的影响。 参考 https://blog.lexfo.fr/cve-2017-11176-linux-kernel-exploitation-part1.html...

SUSE CVE-2026-97958

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

EUVD-2026-86812

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

CVE-2026-97958: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Don't replay RTMGETCHAIN in tcctlchain. If a netlink socket sends RTMGETCHAIN requests repeatedly without recving the responses, tcctlchain hogs CPU and triggers Hung Task splat. 0 As caught in the stack trace,...

PT-2026-98622

In the Linux kernel, the following vulnerability has been resolved: net/sched: cls api: Don't replay RTM GETCHAIN in tc ctl chain. If a netlink socket sends RTM GETCHAIN requests repeatedly without recving the responses, tc ctl chain hogs CPU and triggers Hung Task splat. 0 As caught in the stack...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinklog: A bug in NFULAPAYLOAD was fixed regarding an uninitialized padding leak. The function buildpacketmessage manually constructs the NFULAPAYLOAD netlink attribute using skbput and skbcopybits, bypassing the...

CVE-2026-68404

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: use wiphy work for socket owner autodisconnect nl80211netlinknotify walks the cfg80211 wireless device list when a NETLINKGENERIC socket is released. If the socket owns a connection, the notifier queues the embedd...

CVE-2026-68408 wifi: cfg80211: convert pmsr_free_wk to wiphy_work to fix deadlock

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: convert pmsrfreewk to wiphywork to fix deadlock When a netlink socket that owns a PMSR session is closed, cfg80211releasepmsr clears the request's nlportid and queues pmsrfreewk to call cfg80211pmsrprocessabort...

CVE-2026-63914

The CVE-2026-63914 issue concerns Linux kernel xfrm/af_key path handling where XFRM_MSG_MIGRATE notifications were unintentionally sent to init_net instead of the caller’s netns due to hardcoded &init_net in xfrm_send_migrate() and pfkey_send_migrate(). The netlink path for migrations was not net...

CVE-2026-43916

pamauthnft is a PAM session module binding nftables firewall rules to authenticated sessions via cgroupv2 inodes. Prior to 0.2.0-alpha, a heap buffer over-read in peerlookuptcp src/peerlookup.c:134, prior to the fix allowed a crafted NETLINKSOCKDIAG reply to slip past the message-size check, then...

CVE-2026-43916

pamauthnft is a PAM session module binding nftables firewall rules to authenticated sessions via cgroupv2 inodes. Prior to 0.2.0-alpha, a heap buffer over-read in peerlookuptcp src/peerlookup.c:134, prior to the fix allowed a crafted NETLINKSOCKDIAG reply to slip past the message-size check, then...

CVE-2026-43916

Summary: pam_authnft is affected by a heap buffer over-read in peer_lookup_tcp (src/peer_lookup.c:134) that could allow a crafted NETLINK_SOCK_DIAG reply to bypass the message-size check and dereference past the end of the allocation. This vulnerability exists prior to version 0.2.0-alpha and is ...

CVE-2026-43916 pam_authnft: Heap buffer overflow in NETLINK_SOCK_DIAG reply walker

pamauthnft is a PAM session module binding nftables firewall rules to authenticated sessions via cgroupv2 inodes. Prior to 0.2.0-alpha, a heap buffer over-read in peerlookuptcp src/peerlookup.c:134, prior to the fix allowed a crafted NETLINKSOCKDIAG reply to slip past the message-size check, then...

CVE-2026-43916 pam_authnft: Heap buffer overflow in NETLINK_SOCK_DIAG reply walker

pamauthnft is a PAM session module binding nftables firewall rules to authenticated sessions via cgroupv2 inodes. Prior to 0.2.0-alpha, a heap buffer over-read in peerlookuptcp src/peerlookup.c:134, prior to the fix allowed a crafted NETLINKSOCKDIAG reply to slip past the message-size check, then...

CVE-2026-43916 pam_authnft: Heap buffer overflow in NETLINK_SOCK_DIAG reply walker

pamauthnft is a PAM session module binding nftables firewall rules to authenticated sessions via cgroupv2 inodes. Prior to 0.2.0-alpha, a heap buffer over-read in peerlookuptcp src/peerlookup.c:134, prior to the fix allowed a crafted NETLINKSOCKDIAG reply to slip past the message-size check, then...

CVE-2026-31428

A flaw was found in the Linux kernel's netfilter component. When manually constructing the NFULAPAYLOAD netlink attribute, uninitialized padding bytes are not properly cleared. This oversight allows a local user to access stale heap memory contents through the NFLOG netlink socket, leading to...

AZL-82724 CVE-2026-31428 affecting package kernel for versions less than 6.6.134.1-2

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinklog: fix uninitialized padding leak in NFULAPAYLOAD buildpacketmessage manually constructs the NFULAPAYLOAD netlink attribute using skbput and skbcopybits, bypassing the standard nlareserve/nlaput helpers. Whi...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003418)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003418 advisory. The mqnotify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlin...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003115)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003115 advisory. Stack-based buffer overflow in the brcmfcfg80211startap function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.7.5 allo...