Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Writeback: Avoid use-after-free after removing a device. When a disk is removed, bdiunregister is called to stop further writeback operations and wait for the associated delayed tasks to complete. However, wb inodewritebackend ma...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Memory: Samsung; Exynos5422-DMC: The refcount leak in ofgetdramtimings has been fixed. ofparsephandle returns a node pointer with a refcount incremented. We should use ofnodeput on it when it is no longer needed. This function...

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

In the Linux kernel, the following vulnerability has been resolved: net: rds: Fixed a possible NULL pointer dereferencing issue. In the rdsrdmacmeventhandlercmn function, a check was performed to ensure that the conn pointer exists before dereferencing it as an argument for rdmasetservicetype. Th...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Fixed a memory leak in aasimplewritetobuffer. When copyfromuser failed, memory was freed by kvfree. However, the management structure and data blob are allocated independently. Therefore, only kvfreedata causes the memo...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm: fixed NULL dereferencing during snapshot cleanup. In cases of early initialization errors, and on platforms that do not use the DPU controller, the deinitialization code can be called with the kms pointer set to NULL...

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

In the Linux kernel, the following vulnerability has been resolved: drm/panel/panel-tpo-tpg110: fixed a possible null pointer dereferencing issue. In tpg110getmodes, the return value of drmmodeduplicate is assigned to mode. This could lead to a NULL pointer dereferencing issue if drmmodeduplicate...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fixed a regression in the probe for NULL pointer dereferencing. The commit 3f6634d997db “iommu: Use the correct method to retrieve iommuops” started causing a NULL pointer dereference for some omap variants:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: vchiqcore: handling of NULL results from findservicebyhandle. In the event of an invalid handle, the function findservivebyhandle returns NULL. Therefore, this issue needs to be addressed to avoid dereferencing a NULL...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: vhost-vdpa: fixed the use of memory after it is freed in vhostvdpaprobe. The putdevice function calls vhostvdpareleasedev, which in turn calls idasimpleremove and frees the variable “v”. Therefore, this call to idasimpleremove...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain AppArmor SAUCE patches that may potentially incorrectly calculate the size of an internal buffer, leading to a heap memory out-of-bounds read in notification handling code. This bug can be triggered by an unprivileged local user, and it can result in invali...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - dm clone: Fixed a UAF Use-after-Free in clonedtr. - Dmclone also has the same UAF issue when dmresume and dmdestroy are executed concurrently. Therefore, the timer is canceled again in clonedtr...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: objtool: A memory leak has been fixed in the createStaticcallsections function. strdup allocates memory for keyname. We need to release this memory in the following error-prone code paths. Add free to avoid the memory leak...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: memory leaks have been fixed in ext4fnamesetupfilename,preparelookup. If filename case-folding fails, memory will be leaked from the fscryptname structure, specifically from the 'cryptobuf.name' member. Make sure that this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfnotifyauthframerx – A heap overflow occurs when a short auth frame is processed. The function brcmfnotifyauthframerx retrieves the frame length from the firmware event and copies the frame body by subtracting the offse...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate the virtual address and size of the userq buffer. It is necessary to validate the virtual address of the userq object to determine whether it is located in a valid vm mapping...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: 9p: transfd/p9conn Cancel: release the client lock earlier. The syzbot reported a double-lock issue here, and we no longer need this lock after the requests have been moved to the local list. We can simply release the lock earlie...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv: A null pointer check was added in opalpowercapinit. The kasprintf function returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed a hang that occurred during unmount when stopping a space reclaim worker Often, when running the generic/562 test from fstests, a hang may occur during unmount, resulting in a log message like this: Sep 07 11:52:0...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed the rxrpclocal leak in rxrpclookuppeer. It is necessary to call rxrpcPutlocal for the peer candidate before kfree, as it holds a reference to rxrpclocal. DH: v2: The peer freeing code has been abstracted into a...

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

In the Linux kernel, the following vulnerability has been resolved: Thermal: Prevent potential string overflows. The dev-id value comes from idaalloc, so it’s a number between zero and INTMAX. If it’s too high, the sprintf functions will cause overflow...