EUVD-2026-44303

Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a network...

Important: Red Hat Security Advisory: pacemaker security update

An update for pacemaker 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...

CVE-2026-50300

CVE-2026-50300 is an integer underflow in Windows Kernel (and related Windows components such as DWM Core Library per CVE listings) that enables an authorized local attacker to disclose information. The entry specifies a local attack vector with low privileges and no user interaction, causing a c...

CVE-2026-50298

CVE-2026-50298 concerns Windows Spaceport.sys: an integer overflow/wraparound vulnerability in the kernel component that could allow an unauthenticated, physical attacker to achieve privilege escalation. Affected software is Windows kernel-space Spaceport.sys; impact is elevation of privileges wi...

CVE-2026-50308

CVE-2026-50308 is a Windows NTFS vulnerability described as an integer underflow (wrap or wraparound) that could allow an unauthorized attacker to execute code locally. Sources consistently state: affected component is Windows NTFS on Windows systems; impact is local code execution with high seve...

CVE-2026-50299

Integer overflow or wraparound in Windows Storage Spaces Direct allows an unauthorized attacker to execute code with a physical attack...

CVE-2026-50299

The CVE-2026-50299 entry describes an integer overflow/wraparound in Windows Storage Spaces Direct. Affected component: Storage Spaces Direct (Windows). Root cause: integer overflow allowing an unauthorized attacker to execute code. Impact: code execution with a physical attack vector; CVSS vecto...

CVE-2026-49800

CVE-2026-49800 affects Windows Web Proxy Auto-Discovery Protocol (WPAD). Root cause is an integer overflow/wraparound in WPAD handling. Impact described as local privilege escalation for an authorized attacker, with high confidentiality, integrity, and availability impact. No specific exploit det...

CVE-2026-49181

CVE-2026-49181 is a Windows DHCP Client vulnerability described as an integer underflow (wrap or wraparound) that allows an unauthenticated attacker to elevate privileges over a network. The CVE is corroborated by multiple sources in Connected documents, including NVD and MSRC updates, and ENISA/...

CVE-2026-55011

CVE-2026-55011 : The vulnerability is a local code execution in Microsoft Defender caused by an integer underflow (wrap/wraparound), allowing an unauthorized attacker to run code on the affected system. The available documents consistently describe a local-execution impact from this underflow; no...

CVE-2026-55012

CVE-2026-55012 is a Microsoft Defender vulnerability described as an integer overflow/wraparound that enables local code execution. The CVSS details indicate a Local attack vector with User Interaction required, no privileges required, and impacts to Confidentiality, Integrity, and Availability (...

CVE-2026-54982

CVE-2026-54982 affects the Windows Reliable Multicast Transport Driver (RMCAST). The issue is an integer underflow in RMCAST that can allow an adjacent-network attacker to execute code on the vulnerable host (remote code execution). CVSS v3.1 indicates high impact with adjacent network exploitati...

CVE-2026-54982

Integer underflow wrap or wraparound in Reliable Multicast Transport Driver RMCAST allows an unauthorized attacker to execute code over an adjacent network...

CVE-2026-54109

CVE-2026-54109 : Integer overflow or wraparound in Windows Resilient File System (ReFS) allows an authorized local attacker to execute code. The NVD entry confirms a local-execution impact with high severity (AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H). Details in connected sources show the vulnerabilit...

CVE-2026-49168

CVE-2026-49168 is an elevation-of-privilege vulnerability in Windows Storage Spaces Direct caused by an integer overflow/wraparound. The issue, exploitable with physical access, allows an unauthenticated attacker to gain high-impact effects (confidentiality, integrity, and availability). CVSSv3.1...

CVE-2026-59886 pyasn1: Uncontrolled resource consumption when converting decoded REAL values

pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the univ.Real type converted its mantissa, base, and exponent value to a Python float using exact big-integer exponentiation. A BER, CER, or DER encoded REAL value only a few bytes long can carry a very large exponent, causing float...

USN-8526-2 libheif vulnerabilities

USN-8526-1 fixed vulnerabilities in libheif. This update provides the corresponding updates for CVE-2026-47709 and CVE-2026-47714 in Ubuntu 24.04 LTS. Original advisory details: Junyi Liu discovered that libheif had a null pointer dereference in its image tiling interface. An attacker could...

USN-8526-2: libheif vulnerabilities

USN-8526-1 fixed vulnerabilities in libheif. This update provides the corresponding updates for CVE-2026-47709 and CVE-2026-47714 in Ubuntu 24.04 LTS. Original advisory details: Junyi Liu discovered that libheif had a null pointer dereference in its image tiling interface. An attacker could...

CVE-2026-59197 Pillow: Heap out-of-bounds write in Pillow `ImageFilter.RankFilter` via integer overflow in `ImagingExpand`

Pillow is a Python imaging library. Prior to 12.3.0, Pillow's public rank-filter API can trigger a native heap out-of-bounds write when given a very large odd filter size because ImageFilter.RankFilter.filter calls image.expandsize // 2, size // 2 before rank-filter size validation and...

CVE-2026-59197 Pillow: Heap out-of-bounds write in Pillow `ImageFilter.RankFilter` via integer overflow in `ImagingExpand`

Pillow is a Python imaging library. Prior to 12.3.0, Pillow's public rank-filter API can trigger a native heap out-of-bounds write when given a very large odd filter size because ImageFilter.RankFilter.filter calls image.expandsize // 2, size // 2 before rank-filter size validation and...