Astra Linux – Vulnerability in ffmpeg

Before ffmpeg version 4.3, the tty demuxer did not have a ‘readprobe’ function assigned to it. By creating a legitimate “ffconcat” file that references an image, followed by a file that triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long ...

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

In the Linux kernel, the following vulnerability has been resolved: binder: a check for offset alignment was added in bindergetobject. Commit 6d98eb95b450 “binder: avoid potential data leakage when copying txn” introduced changes to the way binder objects are copied. As a result, the offset...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Added missing lock protection when polling. Added missing lock protection in the poll routine when iterating the xarray. Otherwise, even with the RCU read lock held, only the slot of the radix tree is guaranteed to be...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: Fixed a deadlock in the tc route query code The cited commit caused a ABBA deadlock0 when peer flows were created while holding the devcom rw semaphore. Due to the peer flow offload implementation, the lock is taken...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: mte: Avoid setting PGmtetagged if no tags are cleared or restored Prior to commit 69e3b846d8a7 “arm64: mte: Sync tags for pages where PTE is untagged”, mtesynctags was only called for ptetagged entries those mapped with...

Astra Linux – Vulnerability in node-es5-ext

es5-ext contains ECMAScript 5 extensions. Passing functions with very long names or complex default argument names into functioncopy or functiontoStringTokens may cause the script to stall. This vulnerability has been fixed in v0.10.63...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In the bpf and arm64 implementations, the value of prog-jitedlen was cleared along with prog-jited. The syzbot reported an attempt to perform an illegal copytouser operation from the bpfproggetinfobyfd function 1. There has been ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFSv4.2: fixed issues related to nfs42sscopen. A destination server, when performing a COPY operation, should not accept the passed-in filehandle if it is not a regular filehandle. If the allocfilepseudo function fails, we nee...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: igb: The napisynchronize function was removed from igbdown. When an AFXDP zero-copy application terminates abruptly e.g., using kill -9, the XSK buffer pool is destroyed, but NAPI polling continues. The igbcleanrxirqzc functio...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Fixed the lock dependency warning with srcu ====================================================== WARNING: A circular locking dependency was detected. 6.5.0-kfd-yangp 2289 Not tainted...

Astra Linux – Vulnerability in Linux, Linux 5.10

A issue was discovered in the Linux kernel before version 5.19. In the pxa3xxgcuwrite function in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict between sizet and int, which causes an integer overflow and bypasses the size check. Additionally, since this parameter is us...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ublk: Clean up user copy references on the ublk server exit. If a ublk server process releases a ublk character device file, any requests dispatched to the ublk server but not yet completed will retain a reference value of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommufd: Make sure to zero vfioiommutype1info before copying it to the user. A zero initialization was missed here. Most of the struct is filled using a copyfromuser function; however, the minsz parameter for that copy is 8 bytes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: netfs: Fixed missing xasretry calls during xarray iteration. netfslib has several places where it performs iteration of an xarray while being under the RCU read lock. It should call xasretry as the first step inside the loop,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nvme-multipath: fixed the suspicious RCU usage warning When I run the NVME over TCP test in virtme-ng, I receive the following “suspicious RCU usage” warning in nvmempathaddsysfslink: ''' 5.024557 T44 nvmet: Created nvm...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Initialize the struct nfsd4copy earlier. Ensure that the refcount and asynccopies fields are initialized early. The cleanupasynccopy function will reference these fields if an error occurs in nfsd4copy. If these fields are...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: Do not attempt to NUMA-migrate COW pages that have other uses. Oded Gabbay reported that enabling NUMA balancing causes corruption in his Gaudi accelerator test. He described the situation as follows: “All the details are in...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fixed a use-after-free in acpiutcopyipackagetoipackage. There is a use-after-free reported by KASAN: BUG: KASAN: use-after-free in acpiutremovereference+0x3b/0x82 Reading of size 1 at addr ffff888112afc460 by task...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/dwcpcie: fixed duplicate PCIDEV devices. During the platformdeviceregister function, the incorrect use of structdevice as platformdata resulted in a kmemdup operation on the PCIDEV structure. Even worse, accessing the...

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: usb: xhci: Error handling was added in xhcimapurbfordma. Currently, xhcimapurbfordma creates a temporary buffer and copies the SG list to the new linear buffer. However, if kzallocnode fails, the call to sgpcopytobuffer may lead ...