YKWriter

YKWriter 🔑💾 YKWriter is a lightweight Windows Forms utili...

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

The remote Ubuntu Pro FIPS-updates 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...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: exfat: fixed a potential deadlock in exfatgetdentryset. When accessing a file with more entries than ESMAXENTRYNUM, the bh-array is allocated in exfatgetdentryset. The problem is that the bh-array is allocated using GFPKERNEL. Th...

Astra Linux - уязвимость в linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: exfat: Fixed a double-free operation in the delayedfree function. The double-free could occur at the following paths: exfatcreateupcasetable exfatcreateupcasetable: returns an error exfatfreeupcasetable: free call - volutbl...

Astra Linux - уязвимость в 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...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: exfat: Use kvmallocarray/kvfree instead of kmallocarray/kfree. The call stack shown below represents a scenario in the Linux 4.19 kernel. Memory allocation failed for the exfat file system, due to system memory fragmentation, whi...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: EXFAT: Overflow issue for large-capacity partitions has been fixed. When using the int type as the sector index, an overflow may occur in large-capacity partitions. For example, if the storage sector size is 512 bytes and the...

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...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: exfat: Fixed the divide-by-zero issue in exfatallocatebitmap. The variable maxracount can be 0 in exfatallocatebitmap. This can cause a divide-by-zero error in the subsequent modulo operation i % maxracount, resulting in a system...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: exfat: Fixed a reference count leak in exfatfind. Fixed reference count leaks related to exfatgetdentryset in exfatfind. The function exfatgetdentryset would increment the reference counter of es-bh on success. Therefore,...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: exfat: fix improper check of dentry.stream.validsize We found an infinite loop bug in the exFAT file system that can lead to a Denial-of-Service DoS condition. When a dentry in an exFAT filesystem is malformed, the following syst...

Astra Linux - уязвимость в linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: exfat: Fixed the infinite loop in exfatreaddir If the file system is corrupted in such a way that a cluster links itself to another cluster in the cluster chain, and there is an unused directory entry in the cluster, the variable...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: exfat: fix missing shutdown check xfstests generic/730 test failed because after deleting the device that still had dirty data, the file could still be read without returning an error. The reason is the missing shutdown check in...

Astra Linux - уязвимость в linux-5.10, linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: exfat: Check if the cluster number is valid. Syzbot reported a slab-out-of-bounds read in exfatclearbitmap. This issue was triggered when the reproducer called truncute with a size of 0, resulting in the following error messag...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15

A flaw was discovered in the exFAT driver of the Linux kernel. The vulnerability resides in the implementation of the file name reconstruction function, which is responsible for reading file name entries from a directory index and merging file name parts belonging to one file into a single long...

USN-8177-1 linux, linux-realtime 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...

kernel: Kernel: Double free vulnerability in exFAT filesystem can lead to denial of service

A flaw was found in the Linux kernel's exFAT filesystem driver. A local attacker with low privileges could exploit a double free vulnerability within the delayedfree function. This memory corruption flaw can lead to a denial of service DoS, potentially causing system instability or crashes. It ma...

kernel: Kernel: Double free vulnerability in exFAT filesystem can lead to denial of service

A flaw was found in the Linux kernel's exFAT filesystem driver. A local attacker with low privileges could exploit a double free vulnerability within the delayedfree function. This memory corruption flaw can lead to a denial of service DoS, potentially causing system instability or crashes. It ma...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...