PT-2026-72630

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: fix and simplify IP6IP6 tunnel handling Fix nf flow ip6 tunnel proto to use pskb may pull instead of skb header pointer to ensure the outer IPv6 header is in the skb headroom, which is required for subsequen...

PT-2026-72916

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix skb leak on flow key update failure during ct ovs ct execute always steals or frees the skb on failure while ovs flow key update does not. So, if it fails and we return right away, the skb ends up leaked. Fi...

Linux Distros Unpatched Vulnerability : CVE-2026-72057

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: actct: preserve tcskbcb across defragmentation tcfcthandlefragments calls nfcthandlefragments without saving and restoring skb-cb. The defrag helper...

PT-2026-73012

In the Linux kernel, the following vulnerability has been resolved: xsk: fix buffer leak in xsk drop skb for AF XDP multi-buffer Tx This patch is inspired by the check1 from sashiko. It says when overflow happens, the address of cq to be published is invalid. Actually the severer thing is the who...

PT-2026-72997

In the Linux kernel, the following vulnerability has been resolved: rtase: fix double free of multi-frag skb on DMA map failure In rtase start xmit, when the head buffer DMA mapping fails after rtase xmit frags has mapped all fragments, the error path clears the fragment descriptors with rtase tx...

PT-2026-72345

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Fix frags overflow by bounding frame count tbnet poll assembles a multi-frame ThunderboltIP packet into one skb. The first frame goes into the skb linear area and every further frame is added as a page fragment...

PT-2026-72581

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: don't cache shinfo across skb realloc fbnic tx lso calls skb cow head which may reallocate the skb including the shared info. We can't use the pointer calculated before the call. BUG: KASAN: slab-use-after-free in fbn...

PT-2026-72507

In the Linux kernel, the following vulnerability has been resolved: ipvs: ensure inner headers in ICMP errors are in headroom Sashiko points out that after stripping the outer headers with pskb pull we should ensure the inner IP headers in ICMP errors from tunnels are present in the skb headroom...

PT-2026-72696

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf dup netdev: add nf dev xmit recursion helpers and use them Update nft dup and nft fwd to use the nf dev xmit recursion helpers. This patch also disables BH when transmitting the skb to address a possible migration t...

PT-2026-72246

In the Linux kernel, the following vulnerability has been resolved: net/sched: act ct: preserve tc skb cb across defragmentation tcf ct handle fragments calls nf ct handle fragments without saving and restoring skb-cb. The defrag helper clears IPCB/IP6CB, which aliases the tc skb cb/qdisc skb cb...

PT-2026-72871

In the Linux kernel, the following vulnerability has been resolved: rxrpc: rxrpc verify data ensure rx dec buffer alloc rxrpc recvmsg data calls rxrpc verify data whenever the rxrpc call.rx dec buffer is unallocated and assumes that upon successful return that rx dec buffer must be allocated...

PT-2026-72522

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISO END/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISO CONT, ISO END packets. We currently reject them if they are last. If controller sends malformed sequence ISO...

PT-2026-72759

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix possible token leak in mt7996 tx prepare skb If link conf or link sta lookup fails in mt7996 tx prepare skb routine, mt7996 driver leaks an already allocated tx token. Fix the issue releasing the token in...

Linux Distros Unpatched Vulnerability : CVE-2026-74545

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rtase: fix double free of multi-frag skb on DMA map failure In rtasestartxmit, when the head buffer DMA mapping fails after rtasexmitfrags has mapped all...

SUSE CVE-2026-68302

In the Linux kernel, the following vulnerability has been resolved: amt: re-read skb header pointers after every pull Several AMT receive and transmit paths cache a pointer into the skb head iphdr, ipv6hdr, ethhdr or the AMT message header and then call a helper that can reallocate that head befo...

RLSA-2026:54246 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: udf: fix partition descriptor append bookkeeping CVE-2026-45991 kernel: ice: fix double-free of txbuf skb CVE-2026-53009 For more details about the security issues, including the impact, ...

RockyLinux 8 : kernel-rt (RLSA-2026:54247)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:54247 advisory. kernel: udf: fix partition descriptor append bookkeeping CVE-2026-45991 kernel: ice: fix double-free of txbuf skb CVE-2026-53009 Tenable has extracted t...

kernel: ice: fix double-free of tx_buf skb

A flaw was found in the Linux kernel's ice network driver. An error in the driver's handling of network packet transmission, specifically when icetso or icetxcsum functions fail, can lead to a double-free of a network buffer skb. This occurs because a transmit buffer txbuf may still point to an...

kernel: ice: fix double-free of tx_buf skb

A flaw was found in the Linux kernel's ice network driver. An error in the driver's handling of network packet transmission, specifically when icetso or icetxcsum functions fail, can lead to a double-free of a network buffer skb. This occurs because a transmit buffer txbuf may still point to an...

UBUNTU-CVE-2026-68443

In the Linux kernel, the following vulnerability has been resolved: hwmon: gigabytewaterforce Stop device IO before calling hidhwstop Calling hidhwstop does not stop the device IO. This results in a race condition between hidinputreport and the point immediately following the execution of...