Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nvdimm: The memory pointed to by ndpmu-pmu.attrgroups is allocated in the function registernvdimmpmu, and it is lost after the kfreendpmu call in the function unregisternvdimmpmu...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: In the case of a zoned filesystem, there’s a memory leak that occurs after finding a block group containing super blocks. In the excludesuperstripes function, if we encounter a block group that contains super blocks, and w...

Astra Linux – Vulnerability in ffmpeg

A denial-of-service vulnerability exists in FFmpeg 4.2 due to a memory leak in the ffv4l2m2mcreatecontext function in v4l2m2m.c...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/qedr: A potential memory leak was fixed in qedrallocmr. The qedrallocmr function allocates a memory chunk for “mr-info.pbltable” using initmrinfo. When rdmaalloctid and rdmaregistertid fail, “mr” is released, but...

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

In the Linux kernel, the following vulnerabilities have been resolved: netrom: A memory leak was fixed in nrheartbeatexpiry. syzbot reported a memory leak in nrcreate. The commit 409db27e3a2e “netrom: Fixed a use-after-free of a listening socket” added sockhold to the nrheartbeatexpiry function. ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: jffs2: fixed a memory leak in jffs2scanmedium If an error is returned in jffs2scaneraseblock, and some memory is added to the jffs2summary s, we can observe the following kmemleak report:...

Astra Linux – Vulnerability in ffmpeg

A denial-of-service vulnerability exists in FFmpeg 4.2 due to a memory leak in the configinput function in the afacrossover.c file...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: phy: mscc: Fixed a memory leak that occurred when using one-step timestamping. When running one-step sync timestamping, the hardware is configured to insert the TX time into the frame. There is therefore no reason to keep th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Free the page array when watchqueue is dismantled Commit 7ea1a0124b6d “watchqueue: Free the alloc bitmap when the watchqueue is torn down” addressed the issue with the bitmap, but not the page array. BUG: Memory leak...

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 found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tpm: acpi: Calling acpiputtable to fix a memory leak. The size of the event log area is obtained from the TPM2 or TCPA table. Therefore, we call acpigettable to retrieve ACPI information. However, acpigettable should be used in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-scheme: Cleanup of subdirectories under the accesspattern directory during directory setup fails. When the DAMOS-scheme DAMON sysfs directory setup fails after setting up the accesspattern/ directory, the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/restrack: The MR restrack must be released when it is deleted. The MR restrack also needs to be released when it is deleted; otherwise, a memory leak may occur, as the task struct will not be released...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Fixed a possible memory leak in ovsmetercmdset. oldmeter needs to be freed after it is detached, regardless of whether the new meter is successfully attached...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: BPF: Fixed a memory leak in the LRU and LRUPERCPU hash maps The LRU and LRUPERCPU maps allocate a new element during updates, before locking the target hash table bucket. Immediately afterwards, the maps attempt to lock the bucke...

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

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fixed the memory leak related to ‘conf-biosplit’. In the error path of raid10run, ‘conf’ needs to be freed. However, ‘conf-biosplit’ is not freed, resulting in a memory leak. Since there are three places where ‘conf’...

Astra Linux – Vulnerability in ffmpeg

A denial-of-service vulnerability exists in FFmpeg 4.2 due to a memory leak at the fifoalloccommon function in libavutil/fifo.c...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: A possible memory leak has been fixed in stmmacdvrprobe. The bitmapfree function should be called to release priv-afxdpzcqps when createsinglethreadworkqueue fails. Otherwise, a memory leak will occur. Therefore, we...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Firmware: RaspberryPi: A possible memory leak has been fixed in rpifirmwareprobe. In rpifirmwareprobe, if mboxrequestchannel fails, the 'fw' variable will not be freed through rpifirmwaredelete. This leak can be fixed by calling...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: lpc32xxudc – a memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must be processed with dput, otherwise a memory leak will occur over time. To simplify things, simply call...