Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rapidio: fixed possible name leaks when rioadddevice fails. The patch series is titled “rapidio: fix three possible memory leaks”. This patchset addresses three name leaks during error handling: - Patch 1 fixes two name leaks whe...

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: iio: sca3000: Fixed a resource leak in sca3000probe The variable spi-irq is not released after the requestthreadedirq function is called, when iiodeviceregister fails. Added a return value check and a jump to a common error handl...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iavf: Fixed error handling for reset operations. Do not call iavfclose during error handling for iavfresettask. Doing so may lead to a double call to napidisable, which can cause a deadlock. Removing the VF may cause...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iavf: Fixed error handling related to adminq. iavfallocasqbufs/iavfallocarqbufs allocate memory for VF mailbox using dmaalloccoherent. DMA regions for both ASQ and ARQ are freed in case an error occurs during the configuration...

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: media:v4l2-core: A potential resource leak has been fixed in v4l2fwnodeparselink. If the fwnodegraphgetremoteendpoint function fails, fwnode is known to be NULL. Therefore, fwnodehandlePUT is a no-op. Instead, the reference...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: qcom: A memory leak has been fixed in dwc3qcominterconnectinit. In the alloc Resources for path handle function of oficcget, resources should be released when they are no longer needed. This should be done similarly in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Handle the return value of hdrfirstde The hdrfirstde function returns a pointer to a struct NTFSDE. This pointer may be NULL. To effectively handle the NULL error, it is important to implement an error handler. This wil...

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: sh: intc: Fixed a use-after-free bug in registerintccontroller In the error handling for this function, the variable d is freed without ever removing it from the intclist. This could lead to a use-after-free condition. To fix thi...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Improved error handling for ext4dirhash The ext4dirhash function almost never fails, especially since the “hash tree” feature was first introduced. However, with the addition of support for encrypted, case-folded file names...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fixed a memory leak in pvrprobe. The error handling code in pvr2hdwcreate forgets to unregister the v4l2 device. When pvr2hdwcreate returns back to pvr2contextcreate, it calls pvr2contextdestroy to destroy the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mmc: rtsxusbsdmmc: fixed the return value check in mmcaddhost. The mmcaddhost function may return an error. If we ignore its return value, the memory allocated by mmcallochost will be leaked, leading to a kernel crash due to t...

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: net: ch9200: fix uninitialised access during miinwayrestart In miinwayrestart, the code attempts to call mii-mdioread, which is actually ch9200mdioread. ch9200mdioread uses a local buffer called “buff”, which is initialized with...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: chardev: Fixed error handling in cdevdeviceadd. While performing fault injection tests, the following issue was reported: ------------ Cut here ------------ kobject: “null” 0000000039956980: Not initialized, yet kobjectput is bei...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Lag – Check for LAG devices before creating debugfs. The function mlx5lagdevaddmdev may return 0 success even when an error occurs, but this error is handled gracefully. As a result, the initialization process continues...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Error checking was added to ext4extreplaysetiblocks. If the call to ext4mapblocks fails due to a corrupted file system, ext4extreplaysetiblocks may get stuck in an infinite loop. This issue can be reproduced by running...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: netsec: fixed error handling in netsecregistermdio. If phydeviceregister fails, phydevicefree must be called to reset the reference count; thus, the memory associated with the phy device and its name can be freed in the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: misc: microchip: pci1xxxx: A double-free operation occurred in the error handling of gpauxbusprobe. When auxiliarydeviceadd returns an error, it then calls auxiliarialdeviceuninit. The callback function gpauxiliarydevicerelease...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: r6040: Fixed the kmemleak in the probe process and removed it. There is a memory leak reported by kmemleak: - Unreferenced object 0xffff888116111000 size 2048: comm “modprobe”, pid 817, jiffies 4294759745 age 76.502s Hex dump...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: siox: fixed a possible memory leak in sioxdeviceadd. If deviceregister returns an error in sioxdeviceadd, the name allocated by devsetname needs to be freed. As noted in the comments for deviceregister, it should use putdevice to...

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...