Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: tee: amdtee: fixed an issue where ISERR returned NULL instead of an error pointer. The getfreepages function does not return error pointers; it returns NULL instead. Therefore, this condition needs to be corrected to avoid NUL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fixed NULL page-mapping dereference in pageissecretmem Checked for a NULL page-mapping before dereferencing the mapping in pageissecretmem, as the page’s mapping can be nullified while gup is running, for example, b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum: Protect the driver from buggy firmware When processing port up/down events generated by the device’s firmware, the driver attempts to protect itself from events reported for non-existent local ports. However, it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ethtool: ioctl: fixed a potential NULL dereference in ethtoolsetcoalesce. ethtoolsetcoalesce now uses both .getcoalesce and .setcoalesce callbacks. However, the check for their availability is buggy. Therefore, changing the...

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

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: mux: Added checks and calls to kstrdup. A check is performed on the return value of kstrdup; if it fails, an error is returned to avoid NULL pointer dereferencing. Additionally, kfree is used in the subsequent error...

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: cpufreq: brcmstb-avs-cpufreq – added a check for the return value of cpufreqcpuget. cpufreqcpuget may return NULL. To avoid NULL-reference checks, it should return 0 in case of an error. This issue was identified by the Linux...

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: scsi: qla2xxx: Fix command flush on cable pull The system crashed due to a command failing to be flushed back to the SCSI layer. BUG: Unable to handle a NULL pointer dereferencing in the kernel at 0000000000000000 PGD 0 P4D 0...

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

A race condition was detected in the Bluetooth device driver of the Linux kernel’s min,maxkeysizeset function. This can lead to a null pointer dereferencing issue, potentially causing a kernel panic or a denial-of-service attack...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: phy: usb: sunplus: Fix for a potential null-ptr-dereference in spusb PhyProbe. spusb PhyProbe will call platformgetresourcebyname, which may fail and return NULL. devmioremap will use usbphy-moon4resmem-start as an input, which m...

Astra Linux – Vulnerability in vtk6, vtk7

There is a NULL pointer dereference vulnerability in VTK before 9.2.5. This vulnerability resides in the file IO/Infovis/vtkXMLTreeReader.cxx. The vendor did not check the return value of the libxml2 API function ‘xmlDocGetRootElement’, and tried to dereference that NULL pointer. This is unsafe, ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not allow journal inode to have the encrypt flag Mounting a filesystem whose journal inode has the encrypt flag causes a NULL dereference in fscryptlimitioblocks when the ‘inlinecrypt’ mount option is used. The problem i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/msgring: A NULL pointer dereference occurred in iomsgsendfd. Syzkaller produced the following call trace: BUG: KASAN: NULL pointer dereference in iomsgring+0x3cb/0x9f0 A value of 8 was written to address 0000000000000070 ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/hns: Fixed a NULL pointer issue in freemrinit. A lock grab occurs in a concurrent scenario, resulting in dereferencing a NULL pointer. This issue should be addressed by calling initmutexinit before using the lock. Unable ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fixed a NULL crash in the shrinker function when cgroupdisable=memory is set. Christian reported a NULL dereference in zswap; he was able to trace the issue back to the zswap shrinker function. This issue also appeared...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: For qca devices, a bug was fixed where a NULL pointer dereferencing occurred in cases where no SERVICE mode was set. Qualcomm ROME controllers can be registered through the Bluetooth interface. In this case, the HCI...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: mchp-pci1xxx: Fixed a possible null pointer derefrence in pci1xxxspiprobe. In the function pci1xxxxspiprobe, there is a potential null pointer that may be caused by a failed memory allocation performed by the function...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: phy: micrel: Fixed potential null pointer dereferencing. In functions lan8814getsigrx and lan8814getsigtx, ptpparseheader may return NULL due to abnormal packet types or corrupted packets. This bug has been fixed by adding a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: ofproperty: Return error for intmap allocation failure The “-ENOMEM” return value occurs when kcalloc fails to prevent a NULL pointer dereferencing in this case. bhelgaas: commit log...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: serial: core: Clearing the circular buffer before NULLifying it The circular buffer is NULLified in the uartttyportshutdown function, under the spin lock. However, the PM or other timer-based callbacks may still trigger after thi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: backlight: hx8357: Fixed potential NULL pointer dereferencing issues. The “im” pins are optional. Added a missing check in the hx8357probe function...