CVE-2026-83881

A Heap-based buffer overflow exists in the Windows exFAT File System , which could allow an authorized attacker to perform a local privilege escalation . The vulnerability is confirmed with a CVSS 3.1 score of 7.8. No specific exploit information or version-specific details are provided in the do...

CVE-2026-85822

A heap-based buffer overflow vulnerability exists in the Windows exFAT File System . This flaw allows an authorized attacker to achieve local privilege escalation . The CVSS 3.1 base score is 7.8 (High) , reflecting high impact on confidentiality, integrity, and availability. Exploitation details...

USN-8871-1: Linux kernel (Raspberry Pi) vulnerabilities

It was discovered that some Arm processors could complete a broadcast translation lookaside buffer TLB invalidation before memory writes made through the invalidated translation were globally observed. A local attacker could possibly use this to write to memory after permission to do so had been...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: exfat: A memory leak has been fixed in exfatloadbitmap. If the first directory entry in the root directory is not a bitmap directory entry, the variable ‘bh’ will not be released and reassigned, which will cause a memory leak...

USN-8818-6: Linux kernel (FIPS) vulnerabilities

It was discovered that some Arm processors could complete a broadcast translation lookaside buffer TLB invalidation before memory writes made through the invalidated translation were globally observed. A local attacker could possibly use this to write to memory after permission to do so had been...

Ubuntu 20.04 LTS : Linux kernel (NVIDIA Tegra) vulnerabilities (USN-8849-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8849-1 advisory. It was discovered that some Arm processors could complete a broadcast translation lookaside buffer TLB invalidation before memory writes made through the...

USN-8818-5: Linux kernel (NVIDIA Tegra) vulnerabilities

It was discovered that some Arm processors could complete a broadcast translation lookaside buffer TLB invalidation before memory writes made through the invalidated translation were globally observed. A local attacker could possibly use this to write to memory after permission to do so had been...

CVE-2026-93828

A flaw was found in the Linux kernel's exFAT file system. A local user capable of mounting a corrupted or maliciously crafted storage volume can trigger an integer calculation error when the system processes an uppercase translation table with a size of zero. This failure causes the kernel to ent...

Windows exFAT File System Elevation of Privilege Vulnerability

Out-of-bounds read in Windows exFAT File System allows an authorized attacker to elevate privileges over a network...

CVE-2026-69619: Out-of-bounds Read

Out-of-bounds read in Windows exFAT File System allows an authorized attacker to elevate privileges over a network...

EUVD-2026-49008

In the Linux kernel, the following vulnerability has been resolved: exfat: bound uniname advance in exfatfinddirentry In exfatfinddirentry, each TYPEEXTEND file name entry advances the output pointer by a fixed amount while the loop guard only tracks the accumulated name length: if ++order == 2...

CVE-2026-63808

CVE-2026-63808 (Linux kernel exFAT): The vulnerability is a potential use-after-free in exfat_find_dir_entry() where a buffer_head is freed before all reads on the TYPE_EXTEND path, leading to a read from invalid memory. The root cause is brelse(bh) occurring before ep is no longer dereferenced; ...

USN-8296-2: Linux kernel (NVIDIA Tegra) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Compute Acceleration Framework; - Drivers core; - Null block device drive...

Ubuntu 24.04 LTS : Linux kernel (FIPS) vulnerabilities (USN-8296-1)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8296-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

USN-8257-1: Linux kernel (Raspberry Pi) vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

The vulnerability of the exfat_allocate_bitmap() function in the fs/exfat/balloc.c module of the exFAT file system for Linux operating systems allows a hacker to cause a service failure.

The vulnerability of the exfatallocatebitmap function in the fs/exfat/balloc.c file of the exFAT file system in Linux’s operating system is related to the lack of checking for division by zero. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

The vulnerability of the exfat_find() function in the fs/exfat/namei.c file of the exFAT file system in the Linux kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the exfatfind function in the fs/exfat/namei.c file of the exFAT file system in Linux’s kernel is related to the improper disabling or release of resources. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility o...

The vulnerability of the exfat_find() function in the fs/exfat/namei.c module of the exFAT file system in Linux’s kernel allows a attacker to cause a service failure.

The vulnerability of the exfatfind function in the fs/exfat/namei.c module of the exFAT file system in Linux operating systems is related to errors during link counter updates. Exploiting this vulnerability can allow an attacker to cause a service failure...

EUVD-2023-60447

In the Linux kernel, the following vulnerability has been resolved: exfat: use kvmallocarray/kvfree instead of kmallocarray/kfree The call stack shown below is a scenario in the Linux 4.19 kernel. Allocating memory failed where exfat fs use kmallocarray due to system memory fragmentation, while t...

CVE-2023-54194

In the Linux kernel, the following vulnerability has been resolved: exfat: use kvmallocarray/kvfree instead of kmallocarray/kfree The call stack shown below is a scenario in the Linux 4.19 kernel. Allocating memory failed where exfat fs use kmallocarray due to system memory fragmentation, while t...