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

In the Linux kernel, the following vulnerability has been resolved: mmc: mmcspi: fixed error handling in mmcspiprobe If mmcaddhost fails, there is no need to call mmcremovehost; otherwise, it may cause a null-ptr-deref issue, due to deleting a device that was not properly added in mmcremovehost. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ptdma: A check for a null descriptor is performed before calling ptcmdcallback. This issue resolves a panic that can occur on AMD systems, typically during host shutdown, after the PTDMA driver has been exercised. The...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mtd: lpddr2nvm: Fixed a possible null-ptr-deref issue. This issue could lead to a null-ptr-deref when the resourcesizeaddrange function is called, if the platformgetresource function returns NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Zoned – Initialize the zone info of the device for seeding. When performing seeding on a zoned filesystem, it is necessary to initialize the btrfszoneddeviceinfo structure of each zoned device. Otherwise, mounting the...

Astra Linux – Vulnerability in exiv2

In Exiv2, from version 0.27.1 onwards, a malicious HTTP server can cause a denial of service attack crash due to a NULL pointer dereference by returning a crafted response that lacks a space character...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: nbd: Fixed NULL pointer in flushworkqueue Open /dev/nbdX first; the configrefs will be 1, and the pointers in nbddevice remain null. Disconnect /dev/nbdX, then reference a NULL recvworkq. The protection provided by configrefs ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/hugetlb: fixed a situation where the kernel NULL pointer dereference occurred when replacing free hugetlb folios. A kernel crash was observed when replacing free hugetlb folios: BUG: kernel NULL pointer dereference, address...

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

In the Linux kernel, the following vulnerability has been resolved: drm/panel: fixed a possible null pointer dereferencing issue. In versatilepanelgetmodes, the return value of drmmodeduplicate is assigned to mode, which could lead to a NULL pointer dereferencing issue if drmModeduplicate fails. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: The damofilter-list field is not initialized from the damosnewfilter function. damosnewfilter does not initialize the list field of the newly allocated filter object. However, the DAMON sysfs interface and...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: can: afcan: fixed NULL pointer dereferencing in canrcvfilter. Similar to the issue reported in commit 8aa59e355949 “can: afcan: fixed NULL pointer dereferencing in canrxregister”, we need to check for a missing initialization ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘drm/prime: Use dmabuf from GEM object instance’” This reversion is achieved through the commit f83a9b8c7fd0557b0c50784bfdc1bbe9140c9bf8. The dmabuf field in the struct drmgemobject is not stable throughout the lifetime o...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: coda: Added a check for codairamalloc. Since codairamalloc may return a NULL pointer, it is better to check the return value to avoid dereferencing a NULL pointer, just like with the other cases...

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

In the Linux kernel, the following vulnerability has been resolved: tty: vcc: Added a check for kstrdup in vccprobe. Added a check on the return value of kstrdup, and return an error if it fails, in order to avoid NULL pointer dereferencing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Networks: Ethernet: mtkppe: Avoid NULL dereferencing when gmac0 is disabled. If gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer dereferencing, leading to a system crash. This occurs because...

Astra Linux – Vulnerability in libmysofa

Incorrect handling of input data in the verifyAttribute function in the libmysofa library version 0.5 to 1.1 can lead to NULL pointer dereferencing and segmentation faults in cases of restrictive memory protection, or NULL pointer overwriting in cases where no memory restrictions exist e.g., in...

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

In the Linux kernel, the following vulnerabilities have been resolved: - dmaengine: ti: edma: Add some null pointer checks to the edmaprobe. - devmkasprintf returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. Ensure that the allocation was successful by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Avoid sg device teardown race The function sgremovesfpusercontext must not use sgdeviceDestroy after calling scsidevicePut. sgdeviceDestroy accesses the parent scsidevice request queue, which will already be set to NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: misc: brcmstb-usb-pinmap: check return value after calling platformgetresource This issue could lead to a null-ptr-deref error if platformgetresource returns NULL. Therefore, we need to check the return value...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ARM: davinci: da850evm: Avoid NULL pointer dereferencing In newer versions of GCC, a panic occurs in da850evmconfigemac when booting multiv5defconfig in QEMU under the palmetto-bmc machine. The issue arises from attempting to...

Astra Linux – Vulnerability in virglrenderer

A NULL pointer dereferencing in the vrendrenderer.c file of virglrenderer during versions 0.8.1 allows attackers to cause a denial of service by using commands that attempt to launch a grid without first providing a Compute Shader CS...