Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ftrace: A null pointer dereference occurred in ftraceaddmod. The @ftracemod is allocated using kzalloc. Therefore, both members prev, next of @ftracemode-list are NULL. This makes calling listdel invalid. If kstrdup for...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: Fix NULL pointer dereferencing in ofthermal functions. The function ofparsethermalzones parses the thermal-zones node and registers a thermalzone device for each subnode. However, if a thermal zone uses a thermal...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - ice: xsk: disabling TXQ interrupts before flushing hardware settings. - iceqpdis attempts to stop a given queue pair that is a target of xsk pool attach/detach. One of the steps involved disabling interrupts on these queues...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A null pointer check should be added for getfirstactivedisplay. The function modhdcphdcp1enableencryption calls the function getfirstactivedisplay, but does not check its return value. The return value is a null...

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: vsock: Fixed the transportg2h,h2g TOCTOU issue. The vsockfindcid and vsockdevdoioctl functions may race with module unloading. transportg2h,h2g may become NULL after the NULL check. Introduced vsocktransportlocalcid to prevent...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Validates the BOOT recordsize field. When the NTFS BOOT recordsize field is less than 0, it represents a shift value. However, there is no sanity check on the shift result, and the sbi-recordbits calculation using...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: octeontx2 – remove the CONFIGDMCRYPT check No issues were found when using the driver with dm-crypt enabled. Therefore, the CONFIGDMCRYPT check in the driver can be removed. This also fixes the NULL pointer dereference...

Astra Linux – Vulnerability in libde265

It was discovered that libde265 v1.0.10 contains a NULL pointer dereference in the ffhevcputhevcepelpixels8sse function located at sse-motion.cc. This vulnerability allows attackers to cause a Denial of Service DoS attack through a crafted input file...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Video: fbdev: smscufx: Fixed null-ptr-deref in ufxusbprobe I received a report of a null-ptr-deref issue: Bug: NULL pointer dereferencing in the kernel; address: 0000000000000000 … RIP: 0010:fbdestroymodelist+0x38/0x100 … Call...

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: smb/server: Fixed a potential null-ptr-deref of leasectxinfo in smb2open. null-ptr-deref will occur when reqoplevel == SMB2OPLOCKLEVELLEASE and parseleasestate returns NULL. The issue was fixed by checking whether leasectxinfo is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/ttm: Added a check to avoid dereferencing of a null pointer during swapping. The following code has been added to prevent null pointer dereferencing: 90.002283 General protection fault, likely for non-canonical addresses...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: sched: cake: Fixed an issue where a null pointer access occurred when cakeinit failed. When the default qdisc is cake, if the qdisc of devqueue fails to initialize during mqprioinit, cakereset is called to clear resources...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The issue of a null pointer dereference error in generateencryptionkey has been fixed. If a client sends two session setups with KRB5 authentication to ksmbd, a null pointer dereference error in generateencryptionkey can...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xhci: A null pointer dereference was fixed in the remove function, especially when xHC has only one roothub. The remove function in the xhci platform driver attempts to remove both the main hcd and the shared hcd, even if only th...

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: HID: pidff: Fixed null pointer dereferencing in pidfffindfields This function triggered a null pointer dereference if it was used to search for a report that wasn’t implemented on the device. This occurred both for optional and...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: az6027: fixed a null-ptr-deref in az6027i2cxfer Wei Chen reported a kernel bug as follows: General protection fault, likely for non-canonical addresses KASAN: Null-ptr-deref within the range...

Astra Linux – Vulnerability in hdf5

A issue was discovered in HDF5 through 1.12.0. A NULL pointer dereference exists in the function H5Fgetnrefs located in H5Fquery.c. This allows an attacker to cause a Denial of Service attack...

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: The TOCTOU issue in skisreadable has been fixed. sk-skprot-sockisreadable is a valid function pointer when sk resides in a sockmap. After the last skpsockput call which usually occurs when a socket is removed from the sockma...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Added a check on the callback function pointer before its call. In dpucoreirqcallbackhandler, the pointer pointing to the callback function is checked to be NULL. However, the callback function is then called...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mailbox: th1520: Fixed a NULL vs ISERR bug. The devmioremap function does not return error pointers; instead, it returns NULL. Updated the error checking to match this behavior...