Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed issues related to data races around sysctltcpslowstartafteridle. When reading sysctltcpslowstartafteridle, it can be changed concurrently. Therefore, we need to add READONCE to its readers...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ip: Fixed data races related to sysctlipprotsock. sysctlipprotsock is accessed concurrently, and there is always a chance of data races occurring. Therefore, both readers and writers require some basic protection to avoid...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iavf: Fixed the handling of dummy receive descriptors. Fixed a memory leak caused by improper handling of dummy receive descriptors. iavfgetrxbuffer now sets the rxbuffer return value for dummy receive descriptors. Without thi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: stmmac: fixed an issue with left shift overflow in DMA queues When the queue number is greater than 4, left shift overflows due to the 32-bit integer variable used in calculations. The mask calculation for MTLRXQDMAMAP1 i...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed a data race around the sysctltcpprobeinterval variable. When reading sysctltcpprobeinterval, it can be changed concurrently. Therefore, we need to add READONCE to its reader function...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed issues related to data races around sysctltcpl3mdevaccept. When reading sysctltcpl3mdevaccept, it can be changed concurrently. Therefore, we need to add READONCE to its readers...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: zsmalloc: Fixed races between asynchronous zspage free operations and page migration. The asynchronous zspage free worker attempts to lock the entire page list of a zspage without protecting against page migration. Since pages...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spi: bcm2835: bcm2835spihandleerr: Fixed the issue of NULL pointer dereferencing for non-DMA transfers. If an IRQ-based transfer times out, the bcm2835spihandleerr function is called. Since commit 1513ceee70f2 “spi: bcm2835: Drop...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed issues related to data races around sysctltcprecovery. When reading sysctltcprecovery, it can be changed concurrently. Therefore, we need to add READONCE to its readers...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Fixed the issue of null pointer dereferencing of the pointer perfmon. In the unlikely event that the pointer perfmon is null, the WARNON function is called after the pointer has already been dereferenced. This issue is...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: intel: A possible null-ptr-deref issue in ebunandprobe has been fixed. This issue could lead to a null-ptr-deref when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource wi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: Set vbif hw config to NULL to avoid use after memory free during pm runtime resume BUG: Unable to handle kernel paging requests at virtual address 006b6b6b6b6b6be3 Call trace: dpuvbifinitmemtypes+0x40/0xb8...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Check for a null pointer of the pointer substream before dereferencing it. The pointer substream is dereferenced during the assignment of the pointer to the card. Before checking if the substream is null using the macr...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Cancel pending work when closing a MIDI substream When closing a USB MIDI output substream, there may still be pending work. This work would eventually access the rawmidi runtime object that is being released. To...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: The parameters of bo mapping operations need to be clarified. The parameters of amdgpuvmbomap/replacemap/clearingmappings should be verified in a single common place...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Added handling of TMF in tmrlist. An abort that is responded to by iSCSI itself is added to tmrlist, but it does not go to the target core. A LUNRESET that goes through tmrlist takes a refcounter on the abort...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: SOF: Added bounds checking to firmware data. Smatch complains that “head-fullsize – head-headersize” can cause underflow. To some extent, we will always have to trust the firmware. However, it’s easy to add checks for...

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

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-qdma: initializing interrupts after register initialization The interrupts of qDMA are initialized after the registers are configured, so that interrupts that might have been pending from the primary kernel do not...

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: x86, relocs: Ignore relocations in the .notes section. When building with CONFIGXENPV=y, .text symbols are emitted into the .notes section so that Xen can find the “startupxen” entry point. This information is used before booting...

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: binder: A check for offset alignment was added in bindergetobject. Commit 6d98eb95b450 “binder: avoid potential data leakage when copying txn” introduced changes to the way binder objects are copied. As a result, the offset...