19 matches found
ROS-20260918-73-0037
The vulnerability of the tpacketsnd function in the net/packet/afpacket.c module of the Linux kernel is related to synchronization errors when using shared resources „Race Conditions“. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and...
af_packet: Don't send zero-byte data in tpacket_snd().
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Linux Distros Unpatched Vulnerability : CVE-2026-80742
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at...
SUSE CVE-2026-80742
In the Linux kernel, the following vulnerability has been resolved: afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at include/linux/skbuff.h:2753 skbassertlen WARNING: at devqueuexmit+0x21bc/0x4970...
CVE-2026-80742
In the Linux kernel, the following vulnerability has been resolved: afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at include/linux/skbuff.h:2753 skbassertlen WARNING: at devqueuexmit+0x21bc/0x4970...
UBUNTU-CVE-2026-80742
In the Linux kernel, the following vulnerability has been resolved: afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at include/linux/skbuff.h:2753 skbassertlen WARNING: at devqueuexmit+0x21bc/0x4970...
CVE-2026-80742
In the Linux kernel, the following vulnerability has been resolved: afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at include/linux/skbuff.h:2753 skbassertlen WARNING: at devqueuexmit+0x21bc/0x4970...
CVE-2026-80742 af_packet: Don't send zero-byte data in tpacket_snd().
In the Linux kernel, the following vulnerability has been resolved: afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at include/linux/skbuff.h:2753 skbassertlen WARNING: at devqueuexmit+0x21bc/0x4970...
EUVD-2026-70346
In the Linux kernel, the following vulnerability has been resolved: afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at include/linux/skbuff.h:2753 skbassertlen WARNING: at devqueuexmit+0x21bc/0x4970...
CVE-2026-80742
CVE-2026-80742 affects the Linux kernel in the af_packet subsystem (net/packet/af_packet.c). When sending zero-byte packets via the TPACKET ring buffer on devices with no hard header (dev->hard_header_len == 0), tpacket_fill_skb() produces an skb with skb->len == 0 , which tpacket_snd() for...
CVE-2026-80742 af_packet: Don't send zero-byte data in tpacket_snd().
In the Linux kernel, the following vulnerability has been resolved: afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at include/linux/skbuff.h:2753 skbassertlen WARNING: at devqueuexmit+0x21bc/0x4970...
PT-2026-84940
In the Linux kernel, the following vulnerability has been resolved: af packet: Don't send zero-byte data in tpacket snd. syzbot reported a WARNING in dev queue xmit triggered via tpacket snd: skb assert len WARNING: at include/linux/skbuff.h:2753 skb assert len WARNING: at dev queue...
Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098957)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098957 advisory. In the Linux kernel, the following vulnerability has been resolved: net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is...
Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102102)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102102 advisory. In the Linux kernel, the following vulnerability has been resolved: net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is...
The vulnerability of the tpacket_snd() function in the net/packet/af_packet.c module of the Linux kernel allows a hacker to compromise the confidentiality, integrity, and accessibility of the protected information.
The vulnerability of the tpacketsnd function in the net/packet/afpacket.c module of the Linux kernel is related to synchronization errors when using shared resources „Race Conditions“. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and...
SUSE CVE-2026-31700
In the Linux kernel, the following vulnerability has been resolved: net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is enabled, vnethdr points directly into the mmap'd TX ring buffer shared with userspace. The kernel validates the header via...
AZL-85448 CVE-2026-31700 affecting package kernel for versions less than 6.6.137.1-2
In the Linux kernel, the following vulnerability has been resolved: net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is enabled, vnethdr points directly into the mmap'd TX ring buffer shared with userspace. The kernel validates the header via...
CVE-2026-31700
Summary (CVE-2026-31700): In the Linux kernel, a TOCTOU race in tpacket_snd() when PACKET_VNET_HDR is enabled allows a user-space race on vnet_hdr fields between validation and use, bypassing safety checks. The vulnerability affects the mmap’d TX ring buffer where vnet_hdr points into user-contro...
Linux kernel 安全漏洞
The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a TOCTOU race condition in the tpacketsnd function’s mmap d vnethdr operation. This vulnerability...