CVE-2026-63983 net/sched: fix packet loop on netem when duplicate is on

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix packet loop on netem when duplicate is on When netem duplicates a packet it re-enqueues the copy at the root qdisc. If another netem sits in the tree the copy can be duplicated again, recursing until the stack or...

CVE-2026-63983 net/sched: fix packet loop on netem when duplicate is on

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix packet loop on netem when duplicate is on When netem duplicates a packet it re-enqueues the copy at the root qdisc. If another netem sits in the tree the copy can be duplicated again, recursing until the stack or...

CVE-2026-63970 vsock/virtio: bind uarg before filling zerocopy skb

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: bind uarg before filling zerocopy skb virtiotransportsendpktinfo allocates or reuses the zerocopy uarg before entering the send loop, but virtiotransportallocskb still fills the skb before it inherits that uarg. Whe...

CVE-2026-63970 vsock/virtio: bind uarg before filling zerocopy skb

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: bind uarg before filling zerocopy skb virtiotransportsendpktinfo allocates or reuses the zerocopy uarg before entering the send loop, but virtiotransportallocskb still fills the skb before it inherits that uarg. Whe...

CVE-2026-63970

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: bind uarg before filling zerocopy skb virtiotransportsendpktinfo allocates or reuses the zerocopy uarg before entering the send loop, but virtiotransportallocskb still fills the skb before it inherits that uarg. Whe...

CVE-2026-63924

In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refresh nh pointer after ipv6hopjumbo ipv6hopjumbo calls pskbtrimrcsum, which can change skb pointers. Let's recompute nh pointer to make sure any change won't mess things up...

EUVD-2026-45697

In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refresh nh pointer after ipv6hopjumbo ipv6hopjumbo calls pskbtrimrcsum, which can change skb pointers. Let's recompute nh pointer to make sure any change won't mess things up...

CVE-2026-63915 nfc: hci: fix out-of-bounds read in HCP header parsing

In the Linux kernel, the following vulnerability has been resolved: nfc: hci: fix out-of-bounds read in HCP header parsing Both nfchcirecvfromllc and ncihcidatareceivedcb read packet-header from skb-data at function entry without first checking that the buffer holds at least one byte. A malicious...

CVE-2026-63857 net: airoha: Do not read uninitialized fragment address in airoha_dev_xmit()

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Do not read uninitialized fragment address in airohadevxmit The transmit loop in airohadevxmit reads fragment address and length during its final iteration, when the loop index equals skbshinfoskb-nrfrags, at which...

CVE-2026-63835

CVE-2026-63835 concerns the Linux kernel’s batman-adv OGM aggregation on disabled hard interfaces. When an interface is disabled, batadv_hardif_disable_interface() disables the worker and frees the skb aggr_list; however batadv_v_ogm_send_meshif() may still queue new skbs via batadv_v_ogm_queue_o...

PT-2026-61300

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A packet loop occurs in the netem Network Emulator module when the duplicate feature is enabled. When netem duplicates a packet, it re-enqueues the copy at the root qdisc Queueing...

Linux Distros Unpatched Vulnerability : CVE-2026-63831

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mac802154: llsec: add skbcowdata before in-place crypto llsecdoencryptunauth, llsecdoencryptauth, llsecdodecryptunauth, and llsecdodecryptauth all perform...

PT-2026-61287

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the vsock/virtio component where virtio transport send pkt info allocates or reuses the zerocopy uarg before the send loop, but virtio transport alloc skb fills the sk...

PT-2026-61264

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read exists in the Bluetooth HIDP component. The hidp input report function processes keyboard and mouse payload data from an skb socket buffer without verifying if...

PT-2026-61239

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the IPv6 extension header handling where the ip6 parse tlv function caches the network header pointer in nh while processing Type-Length-Value TLV structures. When ipv...

PT-2026-61324

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter synproxy component where the synproxy tstamp adjust function fails to refresh the TCP header pointer after calling skb ensure writable. When skb ensure...

Linux Distros Unpatched Vulnerability : CVE-2026-63872

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - esp: fix page frag reference leak on skbtosgvec failure In espoutputtail, when esp-inplace is false, the old skb page frags are replaced with a new page from th...

Linux Distros Unpatched Vulnerability : CVE-2026-63857

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: airoha: Do not read uninitialized fragment address in airohadevxmit The transmit loop in airohadevxmit reads fragment address and length during its final...

The vulnerability in the net/core/skbuff.c component of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the net/core/skbuff.c component in the Linux operating system is related to errors during the update of the link counters. Exploiting this vulnerability can allow an attacker to cause a service failure...

EUVD-2026-42870

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: preserve shared-frag marker in iptfsconsumefrags iptfsconsumefrags transfers paged fragments from one socket buffer to another but fails to propagate the SKBFLSHAREDFRAG flag. This is the same class of bug that was...