CVE-2026-80906

In the Linux kernel, the following vulnerability has been resolved: net: packet: fix wrong transportheader when sending VLAN-tagged frame In packetparseheaders, when processing a VLAN-tagged frame, skbsetnetworkheader is called to advance networkheader past the VLAN tag to the inner protocol...

CVE-2026-80892

In the Linux kernel, the following vulnerability has been resolved: erofs: cap LZMA stream pool size fs/erofs/decompressorlzma.c sizes the module-global MicroLZMA stream pool from numpossiblecpus when the lzmastreams module parameter is unset, then zerofsloadlzmaconfig preallocates one...

CVE-2026-80872

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/tas2781: Cancel async firmware request at unbind TAS2781 HDA I2C and SPI queue RCA firmware loading from component bind with requestfirmwarenowait. The firmware loader keeps the callback module pinned and holds a device...

CVE-2026-80790

In the Linux kernel, the following vulnerability has been resolved: nvmet-fc: fix invalid free in LS IOD error path nvmetfcalloclsiodlist advances iod while initializing the LS IOD array. If an rqstbuf allocation or response buffer DMA mapping fails, the unwind loop decrements iod past the start ...

CVE-2026-80778

In the Linux kernel, the following vulnerability has been resolved: futex/pi: Reject cross-mm private futex owners A private futex key borrows the waiter's mm without taking an mmusers reference. Nevertheless, attachtopiowner currently accepts an owner from a different address space and copies th...

CVE-2026-80830

In the Linux kernel, the following vulnerability has been resolved: usb: core: Add lock to usbwakeupnotification Add a spin lock to usbwakeup notification to prevent a race condition with dereferencing freed memory. This could be hit by the xHCI driver as it calls this function from an IRQ and...

CVE-2026-80776

In the Linux kernel, the following vulnerability has been resolved: futex: Fix race in futexpivotpending during private hash resize A task performing a custom private hash resize can remain blocked in uninterruptible sleep indefinitely. The hung-task detector reports: INFO: task futex-resizer:314...

Linux Distros Unpatched Vulnerability : CVE-2026-80733

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: remove WARNONONCE from skmcloop skmcloop can be called for sockets that are neither AFINET nor AFINET6 e.g. AFPACKET sockets when sending packets via...

AZL-99048 CVE-2026-80733 affecting package kernel for versions less than 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: net: remove WARNONONCE from skmcloop skmcloop can be called for sockets that are neither AFINET nor AFINET6 e.g. AFPACKET sockets when sending packets via raw/packet socket over virtual devices such as VRF or ipvlan. In such case...

CVE-2026-80733

In the Linux kernel, the following vulnerability has been resolved: net: remove WARNONONCE from skmcloop skmcloop can be called for sockets that are neither AFINET nor AFINET6 e.g. AFPACKET sockets when sending packets via raw/packet socket over virtual devices such as VRF or ipvlan. In such case...

CVE-2026-80740

In the Linux kernel, the following vulnerability has been resolved: drm/log: Fix infinite loop when scale is too large for display When scale is large enough that scaledfont exceeds the display dimensions, rows or columns become 0. A columns value of 0 causes an infinite loop in...

CVE-2026-80733 net: remove WARN_ON_ONCE() from sk_mc_loop()

In the Linux kernel, the following vulnerability has been resolved: net: remove WARNONONCE from skmcloop skmcloop can be called for sockets that are neither AFINET nor AFINET6 e.g. AFPACKET sockets when sending packets via raw/packet socket over virtual devices such as VRF or ipvlan. In such case...

CVE-2026-80734

In the Linux kernel, the following vulnerability has been resolved: btrfs: initialize inode mapping flags for cached inodes BUG When running generic/795 with 8K block size, 4K page size, the test always fails, triggering some ASSERTs related to folio size: 795 241074: dropcaches: 3 assertion...

CVE-2026-80738: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skstate before skprotocol in bpftcpsyncookie bpftcpgensyncookie and bpftcpchecksyncookie accept a socket pointer 'sk' with argument type ARGPTRTOBTFIDSOCKCOMMON. However, they access sk-skprotocol without validating...

CVE-2026-84303

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does not lowercase header matcher names in normalizeHeaderMatcher even though incoming metadata keys are lowercase. A DENY policy using a mixed-case name such as...

CVE-2026-84304

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, internal/transport/transport.go stores each fragmented HTTP/2 DATA frame as a separate recvMsg in recvBuffer, so millions of one-byte frames can consume disproportionate heap memory even when payload bytes remain within connectio...

Using Hyper-V Sockets for Real-Time Data Extraction from a Malware Analysis Sandbox

We present how Hyper-V sockets can be used as a real-time communication channel for a malware analysis sandbox. We show that, compared to WinSock TCP sockets, Hyper-V sockets are not subject to TCP/IP-layer blocking and are not enumerated by common TCP connection listing tools. We compare the...

CVE-2026-80574

In the Linux kernel, the following vulnerability has been resolved: Input: focaltech - fix array out-of-bounds in focaltechprocessrelpacket Make finger2 and also finger1 unsigned, so that if the finger index in the packet is 0 then subtracting 1 creates an array index which overflows above the...

CVE-2026-80573

In the Linux kernel, the following vulnerability has been resolved: Input: iforce - validate input packet lengths iforceprocesspacket reads fixed fields from joystick, wheel and status packets without first checking their lengths. In particular, the shared hats-and-buttons helper unconditionally...

CVE-2026-80546

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Improve CCA CPRB length and overflow checks The xcrbmsgtotype6cprbmsgx function lacks proper input validation, creating security vulnerabilities: 1. Integer overflow after CEIL4 alignment: Signed int variables could...