CVE-2026-4897 Polkit: polkit: denial of service via unbounded input processing through standard input

A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the polkit-agent-helper-1 setuid binary via standard input stdin. This unbounded input can lead to an out-of-memory OOM condition, resulting in a Denial of Service DoS for the...

CVE-2026-4897

A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the polkit-agent-helper-1 setuid binary via standard input stdin. This unbounded input can lead to an out-of-memory OOM condition, resulting in a Denial of Service DoS for the...

EUVD-2026-16160

The VSL privileged helper does utilize NSXPC for IPC. The implementation of the "shouldAcceptNewConnection" function, which is used by the NSXPC framework to validate if a client should be allowed to connect to the XPC listener, does not validate clients at all. This means that any process can...

CVE-2026-24068 Missing XPC Client & NSXPC endpoint validation leads to privilege escalation in Vienna Assistant (MacOS) - Vienna Symphonic Library

The VSL privileged helper does utilize NSXPC for IPC. The implementation of the "shouldAcceptNewConnection" function, which is used by the NSXPC framework to validate if a client should be allowed to connect to the XPC listener, does not validate clients at all. This means that any process can...

CVE-2026-24068

The VSL privileged helper does utilize NSXPC for IPC. The implementation of the "shouldAcceptNewConnection" function, which is used by the NSXPC framework to validate if a client should be allowed to connect to the XPC listener, does not validate clients at all. This means that any process can...

The vulnerability of the drm_gem_shmem_mmap() function in the drivers/gpu/drm/drm_gem_shmem_helper.c file of the Direct Rendering Infrastructure (DRI) driver for the Linux operating system allows a hacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the drmgemshmemmmap function in the drivers/gpu/drm/drmgemshmemhelper.c file of the Direct Rendering Infrastructure DRI driver in the Linux kernel is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise t...

polkit 安全漏洞

Polkit is a component in Unix-like operating systems that controls system-wide permissions. It enables communication between processes with different priority levels by defining and auditing permission rules. Polkit has a security vulnerability, which stems from insufficient input validation for...

PT-2026-28337

Name of the Vulnerable Software and Affected Versions Vienna Assistant affected versions not specified Description The Vienna Assistant privileged helper utilizes NSXPC for Inter-Process Communication IPC. The implementation of the shouldAcceptNewConnection function, used by the NSXPC framework t...

Linux Distros Unpatched Vulnerability : CVE-2026-4897

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the polkit-agent-helper-1 setuid binary vi...

EUVD-2026-14916

Vikunja has SSRF via Todoist/Trello Migration File Attachment URLs that Allows Reading Internal Network Resources...

SUSE CVE-2026-23328

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix NULL pointer dereference of mgmtchann mgmtchann may be set to NULL if the firmware returns an unexpected error in aie2sendmgmtmsgwait. This can later lead to a NULL pointer dereference in aie2hwstop. Fix this b...

EUVD-2026-15367

In the Linux kernel, the following vulnerability has been resolved: ice: change XDP RxQ fragsize from DMA write length to xdp.framesz The only user of fragsize field in XDP RxQ info is bpfxdpfragsincreasetail. It clearly expects whole buff size instead of DMA write size. Different assumptions in...

EUVD-2026-15284

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix NULL pointer dereference of mgmtchann mgmtchann may be set to NULL if the firmware returns an unexpected error in aie2sendmgmtmsgwait. This can later lead to a NULL pointer dereference in aie2hwstop. Fix this b...

EUVD-2026-15200

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Prevent ubuf size overflow The ubuf size calculation may overflow, resulting in an undersized allocation and possible memory corruption. Use checkaddoverflow helpers to validate the size calculation before allocati...

SUSE CVE-2026-0528

Improper Validation of Array Index CWE-129 exists in Metricbeat can allow an attacker to cause a Denial of Service through Input Data Manipulation CAPEC-153 via specially crafted, malformed payloads sent to the Graphite server metricset or Zookeeper server metricset. Additionally, Improper Input...

CVE-2026-23328

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix NULL pointer dereference of mgmtchann mgmtchann may be set to NULL if the firmware returns an unexpected error in aie2sendmgmtmsgwait. This can later lead to a NULL pointer dereference in aie2hwstop. Fix this b...

UBUNTU-CVE-2026-23328

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix NULL pointer dereference of mgmtchann mgmtchann may be set to NULL if the firmware returns an unexpected error in aie2sendmgmtmsgwait. This can later lead to a NULL pointer dereference in aie2hwstop. Fix this b...

CVE-2026-23328

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix NULL pointer dereference of mgmtchann mgmtchann may be set to NULL if the firmware returns an unexpected error in aie2sendmgmtmsgwait. This can later lead to a NULL pointer dereference in aie2hwstop. Fix this b...

CVE-2026-23391 netfilter: xt_CT: drop pending enqueued packets on template removal

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtCT: drop pending enqueued packets on template removal Templates refer to objects that can go away while packets are sitting in nfqueue refer to: - helper, this can be an issue on module removal. - timeout policy,...

CVE-2026-23391

CVE-2026-23391 affects the Linux kernel netfilter xt_CT feature. The issue arises when templates reference nfqueue objects (e.g., helper, nfnetlink_cttimeout) that can be removed while packets are queued, potentially leaving pending packets. The vulnerability has been resolved by flushing enqueue...