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: rocker: A memory leak was fixed in rockerworldportpostfini. In rockerworldportpreinit, rockerport-wpriv is allocated using kzallocwops-portprivsize, GFPKERNEL. However, in rockerworldportpostfini, the memory is only freed when th...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: clk: A memory leak was fixed in devmclknotifierregister. devmclknotifierregister allocates a device resource for the clk notifier, but it does not register that resource with the device. As a result, the notifier remains...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iio: adc: at91adc: fixed a possible memory leak in at91adcallocatetrigger If iiotriggerregister returns an error, it should call iiotriggerfree to release the reference held by iiotriggeralloc, so that it can call iiotrigrelease ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed memory leak. Why Resource release is necessary on the error handling path to prevent memory leaks. How This issue was fixed by adding the kfree function to the error handling path...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mlxsw: Minor fix for a potential memory leak in mlxswmlinecardsinit. The line cards array is not freed during the error path of mlxswmlinecardsinit, which could lead to a memory leak. This issue was addressed by freeing the array...

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: Staging: fbtft: fixed a potential memory leak in fbtftframebufferalloc. In the error paths after the fbinfo structure is successfully allocated, the memory allocated in fbdeferredioinit for info-pagerefs is not freed. This issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: habanalabs: fixed a possible memory leak in MMU DR fini. This patch corrects what appears to be a copy-paste error. A memory leak will occur if the host-resident shadow is NULL which is likely to happen since the DR and HR are no...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFC: Digital layer: fixed a possible memory leak in digitalinsendsddreq. The skb buffer is allocated in digitalinsendsddreq, but it is not freed when digitalinsendcmd fails. This could lead to a memory leak. The issue is fixed by...

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

In the Linux kernel, the following vulnerability has been resolved: exfat: A memory leak has been fixed in exfatloadbitmap. If the first directory entry in the root directory is not a bitmap directory entry, the variable ‘bh’ will not be released and reassigned, which will cause a memory leak...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/EFI: Deferring the freeing of boot services memory The efifreebootservices function frees the memory occupied by EFIBOOTSERVICESCODE and EFIBOOTSERVICESDATA using memblockfreelate. There are two issues with this approach:...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: htchst: In the ath9khtcrxmsg function, if there is no callback function, the provided skb is not freed. It is stated that ath9khtcrxmsg either frees the provided skb or passes its management to another callback...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

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

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fixed memory leaks in macvlancommonnewlink. kmemleak reports memory leaks in macvlancommonnewlink, as follows: c ip link add link eth0 name .. type macvlan mode source macaddr add kmemleak reports: - A unreferenced...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i2c: piix4: Fixed a memory leak in the EFCH MMIO support. The recently added support for EFCH MMIO regions introduced a memory leak in that code path. The leak occurs because releaseresource simply removes the resource from the...

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

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: The iio object was freed before atomindexiio was called by atomparse, and it wasn’t released when the driver was shut down. This issue was fixed by releasing the iio object in radeonatombiosfini. Unreferenced object:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftflowoffload: Release dst if direct xmit path is used Direct xmit does not use it because it calls devqueuexmit to send packets; therefore, it calls dstrelease. kmemleak reports: Unreferenced object...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iouring: fixed the memory leak related to the uid during file registration. When there are no files for iosqefilesscm to process within a certain range, it will free all resources and return. However, it forgot to set the uid...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: dvb-frontends: fix leak of memory fw...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: smb/client: fixed a memory leak in smb2openfile Reproducing steps: 1. Server: Directories are exported as read-only. 2. Client: mount -t cifs //$serverip/export /mnt. 3. Client: dd if=/dev/zero of=/mnt/file bs=512 count=1000...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Balances the device reference count when destroying devices. Using devicefindchild to find the appropriate SCMI device to destroy causes an imbalance in the device reference count. This occurs because...