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: Wifi: brcmfmac: A NULL pointer dereference occurred in the brcmftxfinalize function. When the device is removed or the kernel module is unloaded, a potential NULL pointer dereference may occur. The following sequence leads to the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pinctrl: renesas: core: A possible null-ptr-deref issue has been fixed in shpfcmapresources. This issue could occur when using the res function, if platformgetresource returns NULL. To prevent this, move the usage of res after...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mfd: davincivoicecodec: Fixed a possible nullptrderef issue in davincivcprobe. This issue could lead to a nullptrderef when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource will preve...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A NULL pointer dereference occurred in amdgpudmconnectoraddcommonmodes. In amdgpudmconnectoraddcommonmodes, amdgpudmcreatecommonmode assigns mode to mode, and mode is directly passed to drmmodeprobedadd...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: A possible null-ptr-deref issue exists in cadencenanddtprobe. This issue could lead to a null-ptr-deref when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource wi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/virtio: fixed a NULL pointer dereference in virtiogpuconngetmodes drmcvtmode may return NULL, and we should check for this. This bug was discovered by syzkaller: FAULTINJECTION stacktrace: 168.567394 FAULTINJECTION: forcin...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should only be released after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

Astra Linux – Vulnerability in dcmtk

A NULL pointer dereference in the component /libsrc/dcrleccd.cc of DCMTK v3.6.9+ DEV allows attackers to cause a Denial of Service DoS attack through a crafted DICOM file...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2. When attempting to mount an HFS+ partition, the hfsplus filesystem driver does not correctly set the ERRNO value. This issue may lead to a NULL pointer access...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2, where the grubextcmddispatcher function calls grubarglistalloc to allocate memory for the grub’s argument list. However, it does not check in case the memory allocation fails. Once the allocation fails, a NULL pointer will be processed by the parseoption function,...

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: HID: wacom: fixed an issue where dereferencing a null pointer could occur when retrieving the product name. This issue was discovered on the EXCELSIOR DL37-D05 device with the Loongson-LS3A6000-7A2000-DL37 motherboard. Kernel log...

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: leds: class: Protect access to brightnessshow using ledcdev-ledaccess mutex There is a NULL pointer issue observed when Process A adds a hid device, resulting in the addition of a ledcdev object. Subsequently, another call to...

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: Firmware: armscpi: Check the DVFS OPP count returned by the firmware. A kernel crash occurs with the following call trace when the SCPI firmware returns an OPP count of zero. on some platforms, dvfsinfo.oppcount may be zero...

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: NFSD: Prevent NULL dereference in nfsd4processcbupdate @ses is initialized to NULL. If nfsd4findbackchannel finds no available backchannel session, setupcallbackclient will attempt to dereference @ses, resulting in a segmentation...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: Fixed an DFS traversal error without CONFIGCIFSDFSUPCALL. When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. The logic in cifs.ko for mapping CIFSFATTRDFSREFERRAL attributes to SAUTOMOUNT and...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Fixed NULL pointer dereferencing in tipcmonreinitself syzbot reported: tipc: The node number was set to 1055423674 Oops: General protection fault, likely due to a non-canonical address 0xdffffc0000000000: 0000 1 SMP KASA...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ata: libata-transport: Fix error handling in atatportadd In atatportadd, the return value of transportadddevice is not checked. As a result, a null pointer derefrence occurs when removing the module. This occurs because...

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: mfd: ene-kb3930: Fixed a potential NULL pointer derefrence issue. The “offgpios” variable could potentially be NULL. A missing check was added in the “kb3930probe” function. This is similar to the issue fixed in commit b1ba8bcb2d...

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: soc: samsung: exynos-chipid: A NULL pointer check was added in exynoschipidprobe. socdevattr-revision can be NULL; therefore, a pointer check was added to prevent potential NULL pointer dereferencing. This is similar to the fix i...

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: Fixed null-ptr-deref in socklockinitclassandname and rmmod. When I ran the reproduction steps and waited for a few seconds, I observed two LOCKDEP warnings: a warning immediately followed by a null-ptr-deref. Reproduction...