Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Fixed a situation where a NULL pointer was dereferenced. The LRU mechanism may look up a resource during the process of removing it from an object. The locking rules for this operation are somewhat unclear, but it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Null-pointer dereferencing is prevented when the program to be loaded does not have a BTF. In bpfobjecloadprog, there is no guarantee that obj-btf is not NULL when it is passed to btffd. This function does not perform any...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vduse: fixed NULL pointer dereference. The vdusevdpasetvqaffinity callback can be called with a NULL value as the cpumask when deleting the vduse device. This patch resets virtqueue’s IRQ affinity mask value to set all CPUs inste...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: usb: legacy: ncm: Fixed an NPE in gncmBind. The commit 56a512a9b410 “usb: gadget: fncm: Aligned netdevice lifecycle with bind/unbind” deferred the allocation of the netdevice. This change results in a NULL pointer derefrence in t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: imu: adis: Fixed NULL pointer dereferencing in adisinit. The adisinit function dereferences adis-ops to check whether the individual function pointers write, read, reset are NULL. However, it does not first check whether...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed the issue where dcc-f2fsissuediscard was not invalidated during the error path. Syzbot reports a NULL pointer dereference issue as follows: refcountadd include/linux/refcount.h:193 inline refcountinc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Zoned: Skipping splitting and logical rewriting during pre-alloc write operations. During relocation, there is a possibility that at the time of btrfsrelocclonecsums, there is no checksum for the corresponding region. I...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a encoder check in hdcp2getcapability. Also added a encoder check in intelhdcp2getcapability to avoid null pointer errors...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fixed a NULL pointer dereferencing in netfsunbufferedwrite, when a write subrequest is marked as NETFSSREQNEEDRETRY. When the retry path in netfsunbufferedwrite calls stream-preparewrite without checking whether...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xhci: Fixed a NULL pointer dereference issue when reading PortLib’s debugfs files. Michal reported and debugged a NULL pointer dereference bug in the recently added PortLib’s debugfs files. The issue occurs when there are more po...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: The code checks contexts-nr before accessing contextsarr0. Multiple sysfs command paths dereference contextsarr0 without first verifying that kdamond-contexts-nr == 1. A user can set nrcontexts to 0 via sysfs whil...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a check for the encoder in intelhdcpgetcapability. Sometimes during hotplug scenarios or suspend/resume scenarios, the encoder may not be initialized properly. To prevent null pointer dereferencing in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – Fix for null pointer access when aborting scanning. During the cancellation of scanning, we might use vifs that were not actually scanning. This issue was fixed by using the vifs that were actually performing scanni...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: When performing a btrfs mount, the block device is not set correctly. The user sets the block size of the block device to 0x4000 by executing the BLKBSZSET command. Since changing the block size also affects the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fixed a typographical error in the frequency notification. The NAN notification refers to a frequency of 5745 MHz, which corresponds to channel 149, not 5475—which is not a valid channel at all. This could le...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘drm/msm: Add missing check and destroy for allocorderedworkqueue’” This change is reflected in commit 643b7d0869cc7f1f7a5ac7ca6bd25d88f54e31d0. A recent patch attempted to fix the issues related to msmdrminit functions i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv4: icmp: fix null-ptr-deref in icmpbuildprobe The ipv6stub-ipv6devfind function may return ERRPTR-EAFNOSUPPORT when the IPv6 stack is not active CONFIGIPV6=m and not loaded. Passing this error pointer to devhold will cause a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath11k: Added the missing hwops-getringselector function for IPQ5018. During the sending of data after clients are connected, the hwops-getringselector function will be called. However, for IPQ5018, this member is not set,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vfio: Fixed NULL pointer dereferencing caused by uninitialized group-iommufd. group-iommufd is not initialized for the iommufdctxput function. 20018.331541 BUG: NULL pointer dereferencing in the kernel, address: 00000000000000...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-pci: Check if isavq is NULL Bug In the virtiopcicommon.c function vpdelvqs, vpdev-isavq is used to determine whether it is an admin virtqueue. However, this variable may be empty. In some installations, virtiopcilegacy doe...