Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - net: genl: fixed a memory leak in the error path during policy dumping. - If the construction of the policy array fails when recording non-first policies, we need to unwind the process. - The netlinkpolicydumpaddpolicy...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: The page is released in the error path to avoid BUGON. Consider the following sequence of events: 1. The userspace sends a UFFD ioctl, which ultimately calls shmemmfillatomicpte. We successfully account the blocks, a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: usbip: Fix a reference count leak in stubprobe The usbgetdev function is called in stubdevicealloc. When stubprobe fails later on, usbputdev must be called to release the reference. This issue was fixed by moving usbputdev...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Soundwire: Stream – Fixing a memory leak in the stream configuration error path When the stream configuration fails, the master runtime will release all slave runtimes from the slavertlist. However, at this point, the slave...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: cxl: Fixed the refcount leak in cxlcalccapprouting. The ofgetnextparent function returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. This function only calls ofnodeput ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: bcd2000: A UAF bug was fixed in the error path of the probing process. When the driver fails in sndcardregister during the probing phase, it will free the bcd2k-midiouturb before terminating it, which could lead to a UAF bu...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fixed a potential memory leak in kmemcacheopen. In the error path, the slub cache’s randomseq value might be leaked. This issue was addressed by using kmemcacherelease to release all relevant resources...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: EFI: Fixed NULL dereference in the init error path. In cases where runtime services are not supported or have been disabled, the runtime services’ workqueue will never be allocated. Do not attempt to destroy the workqueue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

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 – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cxl: fixed a possible null-ptr-deref in cxlguestinitafu|adapter. If deviceregister fails in cxlregisterafu|adapter, the device is not added. In this case, deviceunregister cannot be called in the error path. Otherwise, a...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fixed a possible memory leak if deviceadd fails. If deviceadd returns an error, the name allocated by devsetname needs to be freed. As noted in the comments for deviceadd, putdevice should be used to release the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: caif: A memory leak has been fixed in cfctrllinkuprequest. When linktype is unknown, or kzalloc fails in cfctrllinkuprequest, pkt is not released. Add a release process to the error handling logic...

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

In the Linux kernel, the following vulnerability has been resolved: spi: qup: Do not skip cleanup in the error path of the remove function. Returning early in the remove callback of a platform driver is incorrect. In this case, the DMA resources are not released during the error path. This issue ...

Astra Linux – Vulnerability in gst-plugins-good1.0

Before version 1.18.4, GStreamer might access already-freeed memory in error code paths when demuxing certain malformed Matroska files...

Astra Linux – Vulnerability in libstb

stbimage is a single-file library licensed under MIT that processes images. It might seem like stbiloadgifmain does not provide any guarantees regarding the content of the output value delays in case of failure. Although it sets delays to zero at the beginning, it does not do so if the image is n...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcill: Fixed firmware leak on the error path. Suggestions for improvement: drivers/bluetooth/hcill.c: Line 587 of downloadfirmware: A warning appears: “fw” from requestfirmware is not released on line 544. In...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu/amdgpucs: fixed the reference count leak of a dmafence object. This issue occurs in an error path within amdgpucsfencetohandleioctl. When info-in.what falls under the default case, the function simply returns...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: pscsi: Fixed bioput for error cases As of commit 066ff571011d "block: turning biokmalloc into a simple kmalloc wrapper", a memory block allocated by biokmalloc must be freed using biouninit and kfree. This process i...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fixed a memory leak in vmwmksstataddioctl If the copy of the description string from user space fails, then the page containing the instance descriptor does not get freed before returning -EFAULT, resulting in a memor...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom: fixed a memory leak in the error path. If, for some reason, the speedbin length is incorrect, then there is a memory leak in the error path, as we never free the speedbin buffer. This commit fixes this issue by...