Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

kernel: scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd()

A flaw was found in the Linux kernel's iSCSI Internet Small Computer System Interface target subsystem. This vulnerability involves a buffer overread and a double-free error when processing iSCSI Text commands. A remote attacker could exploit these issues by sending specially crafted network...

RHEL 8 : kernel-rt (RHSA-2026:57254)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:57254 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

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: net: ieee802154: do not leave a dangling sk pointer in ieee802154create CVE-2024-56602 kernel: ip6gre: Use cached t-net in ip6erspanchangelink CVE-2026-46120 kernel: sched/psi: fix race...

kernel security, bug fix, and enhancement update

4.18.0-553.155.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

PT-2026-79133

Tor before 0.4.9.11 is prone to a use-after-free and potential double free of a conflux object when a recovery leg revives a conflux set whose last linked leg has already been closed. A malicious exit node could use this to crash a client. This is TROVE-2026-026...

Linux Distros Unpatched Vulnerability : CVE-2026-63652

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in channels/rdpsnd/server/rdpsndmain.c frees...

RHEL 8 : kernel (RHSA-2026:57253)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:57253 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: ieee802154: do not leave...

RHEL 9 : kernel (RHSA-2026:57252)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:57252 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: netfilter: nfconntrackh323: f...

ALSA-2026:57251 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: drm/amdkfd: Fix out-of-bounds write in kfdeventpageset CVE-2026-43206 kernel: drm/amdgpu: Refactor amdgpugemvaioctl for Handling Last Fence Update and Timeline Management v4 CVE-2026-4323...

CVE-2026-72485

A flaw was found in the Linux kernel's coresight platform component. The functions responsible for adding input and output connections increment internal counters before successfully allocating memory. If a memory allocation fails, these counters become inconsistent with the actual state of...

CVE-2026-63652

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in channels/rdpsnd/server/rdpsndmain.c frees context-clientformats on a malformed Client Audio Formats PDU without clearing the owning pointer or numclientformats. An authenticated RDP client...

KOOBE-Guard

KOOBE-Guard: कर्नेल डबल-फ्री भेद्यताओं का सक्रिय टेम्पोरल शमन लेखक: Vedant Karande और Kiran Kumari पाठ्यक्रम: Network & Systems Security SIL7165 - भारतीय प्रौद्योगिकी संस्थान दिल्ली अवलोकन KOOBE-Guard एक गतिशील इंट्रूजन प्रिवेंशन सिस्टम IPS है, जिसे Linux Loadable Kernel Module LKM के रूप में...

CVE-2026-63652 FreeRDP: Double-free of `client_formats` in the rdpsnd server channel on a malformed Client Audio Formats PDU

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in channels/rdpsnd/server/rdpsndmain.c frees context-clientformats on a malformed Client Audio Formats PDU without clearing the owning pointer or numclientformats. An authenticated RDP client...

CVE-2026-63652 FreeRDP: Double-free of `client_formats` in the rdpsnd server channel on a malformed Client Audio Formats PDU

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in channels/rdpsnd/server/rdpsndmain.c frees context-clientformats on a malformed Client Audio Formats PDU without clearing the owning pointer or numclientformats. An authenticated RDP client...

CVE-2026-63652

FreeRDP prior to 3.28.0 contains a double-free vulnerability in rdpsnd_server_recv_formats (the rdpsnd audio channel). An authenticated RDP client can send a malformed Client Audio Formats PDU that causes the server to free context->client_formats without clearing the owning pointer, leading t...

EUVD-2026-62671

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in channels/rdpsnd/server/rdpsndmain.c frees context-clientformats on a malformed Client Audio Formats PDU without clearing the owning pointer or numclientformats. An authenticated RDP client...

CVE-2026-63652

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in channels/rdpsnd/server/rdpsndmain.c frees context-clientformats on a malformed Client Audio Formats PDU without clearing the owning pointer or numclientformats. An authenticated RDP client...

CVE-2026-55194

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.27.0, rpcclientrecvfragment in libfreerdp/core/gateway/rpcclient.c ensures the response reassembly stream capacity using only the server-declared allochint rather than the actual StubLength about to be written. A maliciou...

CVE-2026-72452

A flaw was found in the drm/i915 component of the Linux kernel. The intelcrtcputcolorblobs function drops references to CRTC color blobs but does not clear the corresponding pointers. This can lead to a double-free vulnerability if the intelcrtcfreehwstate function is called multiple times for th...