Astra Linux – Vulnerability in Qemu

A NULL pointer dereference flaw was discovered in the SCSI emulation support of QEMU in versions prior to 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The greatest threat from this vulnerability is to system availability...

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: Firmware: mesonsm – fixed to avoid potential NULL pointer dereferencing. The ofmatchdevice function may fail and return a NULL pointer. This issue was addressed by checking the return value of ofmatchdevice...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/bridge: sii902x: Fixed the probing race issue A null pointer dereference crash has been observed rarely on TI platforms using the sii9022 bridge: 53.271356 sii902xgetedid+0x34/0x70 sii902x 53.276066...

Astra Linux – Vulnerability in libde265

It was discovered that libde265 v1.0.10 contains a NULL pointer dereference in the putunweightedpred16fallback function located in fallback-motion.cc. This vulnerability allows attackers to cause a Denial of Service DoS attack through a crafted input file...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fixed NULL dereference in error cleanup. In watchqueuesetsize, the error cleanup code does not take into account the fact that freepage cannot handle a NULL pointer when trying to free buffer pages that have been...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed an issue where a NULL pointer was dereferenced in smcibissgneedsync BUG: NULL pointer dereferencing in the kernel, address: 00000000000002ec PGD 0 P4D 0 Oops: 0000 1 SMP PTI CPU: 28 UID: 0 PID: 343 Comm: kworker/28...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed the nullptrdereference error when the journal load failed. During the mounting process, if the journal function fails due to a too-short journal, it causes jbd2journalload to fail with a NULL jsbbuffer. Subsequently,...

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

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: qcom: Fixed NULL dereferencing in asocqcomlpasscpuplatformprobe. The devmkzalloc function in asocqcomlpasscpuplatformprobe might potentially return a NULL pointer. NULL pointer dereferencing could occur without any...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mmc: via-sdmmc: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, it will cause two issues: 1. The memory allocated in mmcallochost may be leaked. 2. In the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsflow: Fixed a NULL pointer dereferencing on shared blocks. The flowchange function calls tcfblockq, and dereferences q-handle to derive a default baseclass. Shared blocks leave block-q NULL, causing a NULL dereferen...

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

In the Linux kernel, the following vulnerability has been resolved: fou: Fix null-ptr-deref in GRO. We observed a null-ptr-deref in fougroreceive while shutting down a host. 0 The NULL pointer is sk-skuserdata, and the offset 8 is of protocol in struct fou. When fourelease is called due to netns...

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

A issue was discovered in the driver/bluetooth/hcildisc.c file within the Linux kernel 6.2. In hciuartttyioctl, there is a race condition between HCIUARTSETPROTO and HCIUARTGETPROTO. The HCIUARTPROTOSET function is called before hu-proto is set. A NULL pointer dereferencing may occur...

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: fbdev: The issue was fixed by correcting fbsetvar to prevent a null-ptr dereference in fbvideomodetovar. If fbaddvideomode in fbsetvar fails to allocate memory for fbvideomode, it may lead to a null-ptr dereference in...

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: media: af9005: Fix null-ptr-deref in af9005i2cxfer In af9005i2cxfer, msg is controlled by the user. When msgi.buf is null and msgi.len is zero, previous checks on msgi.buf will still be performed. Malicious data will eventually...

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

In the Linux kernel, the following vulnerabilities have been resolved: gtp: Fixed use-after-free and null-ptr-deref issues in gtpgenldumppdp. The gtpnetops pernet operations structure for the subsystem must be registered before registering the generic netlink family. Syzkaller reported a “general...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: clk: clk-apple-nco: Added a NULL check in aplncoprobe. A NULL check was added in aplncoprobe to handle the kernel’s NULL pointer dereferencing error...

Astra Linux – Vulnerability in Linux-Firmware

A null pointer reference exists in some IntelR Graphics Drivers for Windows prior to version 26.20.100.7212, as well as prior to the release of the Linux kernel version 5.5. This vulnerability could allow a privileged user to exploit the system to cause a denial of service through local access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/srp: Set scmnd-result only when scmnd is not NULL. This change fixes the following kernel NULL pointer dereference, which is occasionally reproduced by blktests srp/007. Bug: Kernel NULL pointer dereference, address:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fixed a NULL pointer dereferencing in nvmeallocadmintags. In nvmeallocadmintags, adminq can be set to an error typically -ENOMEM if the blkmqinitqueue call fails to set up the queue. This check is performed immediately...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: xscale: Ensure proper check for PTP support. In the function ixp4xxgettsinfo, the function ixp46xptpfind is called unconditionally, even though this feature only exists in ixp46x. This leads to the following...