kernel: net/packet: avoid fanout hook re-registration after unregister

A flaw was found in the Linux kernel's net/packet subsystem. A race condition can occur during the re-registration of a fanout hook after a network device has been unregistered. This issue arises when the packetsetring function attempts to re-add a fanout hook based on a stale state, potentially...

kernel: net/packet: avoid fanout hook re-registration after unregister

A flaw was found in the Linux kernel's net/packet subsystem. A race condition can occur during the re-registration of a fanout hook after a network device has been unregistered. This issue arises when the packetsetring function attempts to re-add a fanout hook based on a stale state, potentially...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: tcp: restrict SOATTACHFILTER to priv users CVE-2026-53236 kernel: fuse: re-lock request before replacing page cache folio CVE-2026-53388 kernel: writeback: fix race between...

CVE-2026-99033

In the Linux kernel, the following vulnerability has been resolved: net/packet: guard the ll header push in packetrcvspkt packetrcvspkt restores the link layer header with skbpushskb, skb-data - skbmacheaderskb; That subtraction is only meaningful when the device actually has a link layer header...

Unity Linux 20.1020e / 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-142518)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-142518 advisory. In the Linux kernel, the following vulnerability has been resolved: net/packet: avoid fanout hook re-registration after unregister packetsetring temporarily detaches...

CLSA-2024-1728935304 kernel: Fix of 12 CVEs

xfs: don't walk off the end of a directory data block CVE-2024-41013 - net/sched: clsu32: fix netns refcount changes in u32change CVE-2022-29581 - net/packet: fix slab-out-of-bounds access in packetrecvmsg CVE-2022-20368 - openvswitch: fix OOB access in reservesfasize CVE-2022-2639 - net: sched:...

UBUNTU-CVE-2026-98850

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

CVE-2026-98850

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

SUSE CVE-2026-98850

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

DEBIAN-CVE-2026-98850

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

AZL-108860 CVE-2026-98850 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

CVE-2026-98850

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

CVE-2026-98850

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

CVE-2026-98850 net/packet: prevent TX_RING byte count overflow

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

CVE-2026-98850

The Linux kernel contains a vulnerability in net/packet where the tpacket_snd() function fails to bound the len_sum variable. Because userspace can recycle completed frames concurrently, len_sum can wrap into a negative range after sufficient transmissions. Specifically, certain frame sizes can p...

EUVD-2026-103790

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

CVE-2026-98850 net/packet: prevent TX_RING byte count overflow

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

PT-2026-117069

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TX RING byte count overflow tpacket snd drains every SEND REQUEST frame in a TX ring and adds each valid packet length to the signed int len sum. Userspace can recycle completed frames concurrently, so a singl...

CVE-2026-98850: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

Linux Distros Unpatched Vulnerability : CVE-2026-98850

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum...