Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed an warning in ext4updateinlinedata. Syzbot identified the following issue: EXT4-fs loop0: Mounted a filesystem with ID 00000000-0000-0000-0000-000000000000 without a journal. Quota mode: none. fscrypt: Uses...

Astra Linux – Vulnerability in jbigkit

In LibTIFF 4.0.8, there is a memory allocation failure in the tifjbig.c file. A specially crafted TIFF document can cause an abort, leading to a remote denial-of-service attack...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A possible reference count leak in smb2open has been fixed. The reference count of ACLs will cause a leak when memory allocation fails. This issue has been addressed by adding the missing posixaclrelease function...

Astra Linux – Vulnerability in imlib2

It was discovered that imlib2 v1.9.1 mishandles memory allocation in the initimlibfonts function...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: vhost/vsock: Use kvmalloc/kvfree for larger packets. When copying a large file via sftp using vsock, the data size is usually 32 kB. In such cases, kmalloc seems to fail when attempting to allocate 32 32 kB regions. vhost-5837...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: USB: usbfs: Do not issue a WARN message regarding excessively large memory allocations Syzbot discovered that the kernel generates a WARN message if the user attempts to perform a bulk transfer using usbfs with a buffer that i...

Astra Linux – Vulnerability in Linux, Linux 5.10

A data leak flaw was discovered in the way of the XFSIOCALLOCSP IOCTL in the XFS filesystem, which allows for an increase in file sizes when the size is unaligned. A local attacker could exploit this flaw to leak data from the XFS filesystem that would otherwise be inaccessible to them...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pstore/zone: Added a null pointer check to pszkmsgread. The kasprintf function returns a pointer to dynamically allocated memory, which may be NULL in case of failure. Ensure that the allocation was successful by checking the...

Astra Linux – Vulnerability in glibc

NSCD: The NetGroup Cache may terminate the daemon due to a memory allocation failure. The NetGroup Cache Daemon’s NSCD netgroup cache uses xmalloc or xrealloc, and these functions may terminate the process due to a memory allocation failure, resulting in a denial of service for clients. This flaw...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: io-wq: Fixed a memory leak during worker creation. If the CPU mask allocation for a node fails, the memory allocated for the iowqe structure of the current node does not get freed during error handling, since it has not yet been...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: Fixed the issue where the smbd connection was lost and destroyed when the MR allocation failed. If the MR allocation fails, the smbdDestroy function will return NULL, causing the connection information to be leaked. We need...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Unallocated resources are no longer allowed to be returned. In cases where the topology requests resources that have not been created by the system since they are typically not represented in dpumdsscfg, the resource...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mmc: rtsxpci: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, the memory allocated by mmcallochost will be leaked, leading to a kernel crash due to the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: r8712: Fixed a memory leak in r8712initxmitpriv In the aforementioned routine, memory is allocated in several places. If the first attempt to allocate memory succeeds, but a subsequent attempt fails, the routine will cau...

Astra Linux – Vulnerability in Firefox and Thunderbird

On arm64, WASM code might result in incorrect assembly generation, leading to a register allocation issue and potentially a exploitable crash. This vulnerability affects Thunderbird 91.10, Firefox 101, and Firefox ESR 91.10...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Create the debugfs ttmresourcemanager entry only if needed The driver creates /sys/kernel/debug/dri/0/mobttm even when the corresponding ttmresourcemanager is not allocated. This leads to a crash when trying to read...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iommu/iova: Fixed the issue where alloc iova overflows occurred. In allocandinsertiovarange, there is a issue where retrypfn overflows. The value of iovad-anchor.pfnhi is 0UL. When iovad-cachednode is set to iovad-anchor,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: capabilities: Fixed a potential memory leak on the error path from vfsgetxattralloc. In capinodegetsecurity, we will use vfsgetxattralloc to complete the memory allocation of tmpbuf. If we have completed the memory allocation of...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

A issue was discovered in the Linux kernel through version 5.16-rc6. The lkdtmARRAYBOUNDS function in drivers/misc/lkdtm/bugs.c lacks a check for the return value of kmalloc, which can lead to a null pointer derefrence...

Astra Linux – Vulnerability in libvirt

A flaw was discovered in the RPC library APIs of libvirt. The RPC server deserialization code allocates memory for arrays before performing the negative length check by the C API entry points. Passing a negative length to the gnew0 function results in a crash because the negative length is treate...