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: ftrace: The function that reads filter files now allocates and copies the hash required for this purpose. Currently, the functions setftracefilter and setftracenotrace simply add a pointer to the global tracer hash to their...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Avoid NULL pointer dereferencing in v3djobupdatestats The following kernel error was recently reported by Mesa CI: 800.139824 Unable to handle NULL pointer dereferencing at virtual address 0000000000000588 800.148619...

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: 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 allocated...

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

In the Linux kernel, the following vulnerabilities have been resolved: Power: Supply: bq27xxx: Fixed handling of pollinterval and races during removal operations. Before this patch, the bq27xxxbatteryteardown function set pollinterval to 0 to avoid requeuing the delayedwork item during...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed an out-of-bounds access in rpage. When PAGESIZE is 64K, if logreadrst calls readlogpage for the first time, the size of buffer will be equal to DefaultLogPageSize4K. However, for buffer operations like memcpy, if...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iio: core: Prevent invalid memory access when there is no parent device. The commit 813665564b3d “iio: core: Convert to use the firmware node handle instead of the OF node” changed the type of nodes used for label retrieval in...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: lpfc: Fixed a null pointer dereferencing after failing to issue FLOGI and PLOGI commands. If lpfcissueelsflogi fails and returns a non-zero status, the node’s reference count is decremented to trigger the release of the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: mana: The use-after-free issue in manahwcdestroychannel has been fixed by reordering the teardown process. There is a potential race condition in manahwcdestroychannel. In this situation, hwc-callerctx is freed before the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: md/raid5: Unnecessary bioput calls in raid5readonechunk have been removed. When performing chunk-sized reads on disks with badblocks, it was observed that calls to biofree and bioput were duplicated...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Do not ignore the genmask when looking up a chain by its ID. When adding a rule to a chain whose ID is referenced, if that chain has been deleted in the same batch, the rule might end up referencing a deleted...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed the issue of resolving backrefs for inline extents followed by prealloc extents. If a file consists of an inline extent followed by a regular or prealloc extent, then a legitimate attempt to resolve a logical...

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

In the Linux kernel, the following vulnerability has been resolved: clk: tegra: tegra124-emc: Fixed a potential memory leak. The tegra and tegra variables need to be freed during the error handling process; otherwise, the issue may be exposed...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Allow ext4getgroupinfo to fail. Previously, ext4getgroupinfo would treat an invalid group number as a BUG, since this should never happen in theory. However, if a malicious attacker modifies the superblock via the block...

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

In the Linux kernel, the following vulnerability has been resolved: virtio-mmio: Do not break the lifecycle of vmdev. vmdev has a separate lifecycle because it has a struct device embedded within it. Therefore, having a release callback for it is correct. However, allocating the vmdev structure...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: virtwifi: The SETNETDEVDEV function should be removed to avoid use-after-free issues. Currently, we execute SETNETDEVDEVdev, &priv-lowerdev-dev for the virtwifi network devices. However, unregistering a virtwifi device in...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: s5p-mfc: Clearing workbit to handle error conditions During an error with the CLOSEINSTANCE command, ctxworkbits wasn’t cleared. Subsequently, dereferencing a NULL pointer in this context led to kernel panic. This patch...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ntfs3: init run lock for extend inode After setting the inode mode of $Extend to a regular file, executing the truncate system call will invoke the dotruncate routine, resulting in an uninitialized runlock error reported by syzbo...

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: net/mlx5: Fix for the memory leak in mlx5drcmdcreatereformatctx. When mlx5cmdexec fails in mlx5drcmdcreatereformatctx, the memory pointed to by ‘in’ is not released, which can lead to a memory leak. Move the memory release...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Driver Core: Fixed a resource leak in deviceadd. When kobjectadd fails in deviceadd, it will call cleanupgluedir to free resources. However, in kobjectadd, dev-kobj.parent has been set to NULL. This will cause a resource leak. Th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm: amd: display: Fix memory leakage This commit addresses the memory leakage issue in the dcconstructctx function...