Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fixed the DMA FIFO desynchronization when the CQE recovery flow is triggered due to a TX error. In the event of a TX error CQE, a recovery flow is triggered. The mlx5eresettxqsqccpc function resets dmafifocc to 0, but...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Handle the return value of hdrfirstde The hdrfirstde function returns a pointer to a struct NTFSDE. This pointer may be NULL. To effectively handle the NULL error, it is important to implement an error handler. This wil...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed the qp flush warnings in req When the qp is in an error state, the status of WQEs in the queue should be set to error. Otherwise, the following will occur. 920.617269 WARNING: CPU: 1 PID: 21 at...

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

In the Linux kernel, the following vulnerabilities have been resolved: xhci: Properly handling isoc Babble and Buffer Overrun events. xHCI 4.9 explicitly prohibits making assumptions that the xHC has released its ownership of a multi-TRB TD when an error occurs in one of the early TRBs. However,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Destroying vGIC structures during failed vCPU creation If the function kvmarchvcpucreate fails to share the vCPU page with the hypervisor, we propagate the error back to the ioctl, but leave the vGIC vCPU structures...

Astra Linux – Vulnerability in libarchive

In libarchive before version 3.6.2, the software does not check for an error after calling the calloc function. This function may return a NULL pointer if it fails, leading to a NULL pointer being dereferenced. NOTE: The discoverer cites this CWE-476 issue, but third parties dispute its impact on...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - media: v4l2-subdev: Fixed the issue with the check for allocation failure in v4l2subdevcallstatetry. The v4l2subdevcallstatetry macro uses v4l2subdevstatealloc to allocate a subdev state, but it does not check the returned...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: The page is released in the error path to avoid BUGON. Consider the following sequence of events: 1. The userspace sends a UFFD ioctl, which ultimately calls shmemmfillatomicpte. We successfully account the blocks, a...

Astra Linux – Vulnerability in ffmpeg

A null pointer dereferencing issue was discovered in ‘FFmpeg’ within the decodemainheader function of the libavformat/nutdec.c file. The flaw occurs because the function does not check the return value of avformatnewstream, leading to a null pointer dereferencing error, which can cause the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Networks: Ethernet; Device: ti; Device: am65-cpsw-nuss: Fixed some refcount leaks. The ofgetchildbyname function returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed...

Astra Linux – Vulnerability in u-boot

A issue was discovered in Das U-Boot during the period from 2019.07. There is an unbounded memcpy operation with a failed length check at nfslookupreply...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed the potential use of a null pointer in destroyworkqueue within the error path of initcifs. Dan Carpenter reported a Smack static checker warning: fs/smb/client/cifsfs.c:1981 initcifs Error: We previously assumed th...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Fixed NULL dereferencing in error handling The following issue was reported: drivers/scsi/qedf/qedfmain.c:3056 qedfallocglobalqueues Warn: Missing “unwind goto”? At this point in the function, nothing has been allocat...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed DMA mapping leaks During the reallocation of RX buffers, new DMA mappings are created for those buffers. Reproduction steps: While doing the following: Do For i=0; i=8160; i=i+32 Do ethtool -G enp130s0f0 rx $i tx $...

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: mm/swapfile: HugeTLB pages are skipped for unusevma. I encountered a “bad pud” error and lost a 1GB HugeTLB when calling swapoff. The problem can be reproduced using the following steps: 1. Allocate an anonymous 1GB HugeTLB and...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ubi: ubicreatevolume: Fixed a use-after-free issue when volume creation failed. There is a use-after-free problem related to ‘ebatbl’ in the error handling path of ubicreatevolume. c ubiebareplacetablevol, ebatbl vol-ebatbl = tbl...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In tty: goldfish, use ttyportdestroy to destroy the port. In goldfishttyprobe, the port initialized through ttyportinit should be destroyed in error paths. In goldfishttyremove, qtty-port also should be destroyed; otherwise,...

Astra Linux – Vulnerability in TIF format

A null source pointer passed as an argument to the memcopy function within TIFFFetchStripThing in tifdirread.c in libtiff versions from 3.9.0 to 4.3.0 could lead to a Denial of Service attack through a crafted TIFF file. For users who compile libtiff from source code, this fix is available in the...

Astra Linux – Vulnerability in libstb

stbimage is a single-file library licensed under MIT that processes images. It might seem like stbiloadgifmain does not provide any guarantees regarding the content of the output value delays in case of failure. Although it sets delays to zero at the beginning, it does not do so if the image is n...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Add exception protection processing for vd in the axichanhandleerr function. Since there is no protection for vd, a kernel panic will be triggered in exceptional cases. You can refer to the processing of the...