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: drbd: Added krefget to the handlewriteconflicts function. With “two-primaries” enabled, DRBD attempts to detect “concurrent” writes and handle write conflicts. This ensures that even if you write to the same sector simultaneously...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: bcd2000: A UAF bug was fixed in the error path of the probing process. When the driver fails in sndcardregister during the probing phase, it will free the bcd2k-midiouturb before terminating it, which could lead to a UAF bu...

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: scsi: qla4xxx: This issue prevents the possible dereferencing of error pointers. The qla4xxxgetepfwdb function is supposed to return NULL in case of an error. However, qla4xxxepconnect returns error pointers. Passing these error...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xen/privcmd: fixed the error exit of privcmdioctldmop The error exit of privcmdioctldmop calls unlockpages, potentially with pages being NULL, leading to a NULL dereference. Additionally, lockpages does not check whether...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix error handling of scsihostalloc After a device is initialized using deviceinitialize, or its name is set using devsetname, the device must be freed using putdevice. Otherwise, the device name will be leaked, as it...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: netlink: afnetlink: Added a check on the len parameter to prevent empty skb objects. This prevents a division error in the netemenqueue function, which occurs when skb-len=0 and skb-datalen=0 during the randomized corruption...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: macvlan: Enforces a consistent minimal MTU. The macvlan mechanism should enforce a minimal MTU of 68, even when creating a link. This patch avoids the current behavior which could lead to crashes in the IPv6 stack if the link is...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fixed improper pointer dereferencing when the error handler kthread is invalid. The commit 66a834d09293 “scsi: core: Fixed error handling of scsihostalloc” changed the allocation logic to call putdevice to perform hos...

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 Linux

In the Linux kernel, the following vulnerability has been resolved: net: rds: Fixed a memory leak in rdsrecvmsg. Syzbot reported a memory leak in rds. The problem occurred when the reference count was not decremented in case of an error. The function rdsrecvmsgstruct socket sock, struct msghdr ms...

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

A issue was discovered in the Linux kernel through version 6.1-rc8. The function dpucrtcatomiccheck in the file drivers/gpu/drm/msm/disp/dpu1/dpucrtc.c lacks a check for the return value of kzalloc. This issue may lead to a NULL Pointer Dereference...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipmi: ssif: Initialize ssifinfo-client early. During the probe for ssifinfo-client, it is dereferenced incorrectly. However, this initialization occurs after some error checking has already been performed. This causes a kernel...

Astra Linux – Vulnerability in Golang-1.19

Templates do not properly handle backticks as JavaScript string delimiters, and do not escape them as expected. Backticks have been used since ES6 for JavaScript template literals. If a template contains a Go template action within a JavaScript template literal, the contents of the action can be...

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: irqchip/gic-v3-its: Prevent double-free on error. The error handling path in itsvpeirqdomainalloc causes a double-free when itsvpeinit fails after successfully allocating at least one interrupt. This occurs because...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Returns a CQE error if an invalid lkey is provided. RXE fails to update the WQE status in cases of LOCALwrite failures. This caused the following kernel panic if someone executed an atomic operation with an explicitl...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ATA: libata-transport: fixed the double call to atahostput in atatportadd In the error path in atatportadd, when calling putdevice, atatportrelease is called. This function decreases the refcount of ‘ap-host’. Then, atahostput is...

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: RDMA/bnxtre: Added a check for memory allocation. allocpbl can return an error when memory allocation fails. The driver does not check the status of memory allocation in some instances...

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 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: powerpc/cell/axonmsi: The refcount leak in setupmsimsgaddress has been fixed. The function ofgetnextparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: hi311x: fix null pointer dereference when resuming from sleep before the interface was enabled. This issue is similar to the vulnerability in the mcp251x driver, which was fixed in commit 03c427147b2d “can: mcp251x: fix resu...