Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup/dmem: Fixed a NULL pointer derefrence issue when setting the max value. The following issue was triggered: BUG: NULL pointer derefrence in the kernel; Address: 0000000000000000 PF: Supervisor read access in kernel mode...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: phy: micrel: Fixed potential null pointer dereferencing. In functions lan8814getsigrx and lan8814getsigtx, ptpparseheader may return NULL due to abnormal packet types or corrupted packets. This bug has been fixed by adding a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fixed a null pointer panic in the tracepoint of replaceatomicwriteblock. A kernel panic occurs when oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: Null pointer dereferencing in the kernel; address:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: md: initbioset in mddevinit. IO operations may be required before mdrun, such as updating metadata after writing to sysfs. Without bioset, this triggers a NULL pointer dereference, as shown below: BUG: NULL pointer dereference in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Added a null pointer check for inode operations This adds a sanity check for the iop pointer of the inode, which is returned after reading the Root directory MFT record. We should check that the iop is valid before...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum: Protect the driver from buggy firmware When processing port up/down events generated by the device’s firmware, the driver attempts to protect itself from events reported for non-existent local ports. However, it...

Astra Linux – Vulnerability in Wireshark

A NULL pointer exception occurs in the Modbus dissector in Wireshark versions 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17, allowing for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: PCI: Fixed NULL dereferencing in the error path during SR-IOV VF creation. Fixed issues when virtfn setup fails, preventing NULL pointer dereferencing during device removal. The kernel error occurred due to incorrect error...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: mxsfb: Fix NULL pointer dereference mxsfb should never dereference a NULL pointer, as drmatomicgetnewbridgestate may return such a pointer. Instead, a fixed format should be used instead...

Astra Linux – Vulnerability in Linux 5.10

A NULL pointer dereference flaw was discovered in the Linux kernel’s X.25 set of standardized network protocol functions. This flaw allows a local user to crash the system by terminating their session using a simulated Ethernet card while continuing to use that connection...

Astra Linux – Vulnerability in Vim

NULL pointer dereferencing in the GitHub repository for Vim/Vim before version 9.0.0552...

Astra Linux – Vulnerability in Linux 5.10, Linux

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 found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: md/raid5-cache: fixed null-ptr-deref in r5lFlushStripeToRaid The r5lFlushStripeToRaid function will check whether the list ‘flushingios’ is empty. It will then submit ‘flushbio’. However, r5llogFlushEndio clears the list first, a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: A NULL pointer dereference occurs during the removal of a device. During the suspend and resume cycles, the removal and rescan of devices can lead to NULL pointer dereferences. During driver initialization, if th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: mt7921: fixed the error code “return” in “mt7921acpiread”. The kernel’s NULL pointer was dereferenced when the ACPI SAR table was not properly implemented. Fixed the error code “return” to indicate that the ACPI SA...

Astra Linux – Vulnerability in xorg-server

A use-after-free flaw was detected in the xorg-x11-server. A X server crash may occur in a very specific and legacy configuration a multi-screen setup with multiple protocol screens, also known as Zaphod mode if the pointer is moved from one screen’s window to the root window of another screen, a...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: udmabuf: validate ubuf-pagecount Syzbot reported a GPF in sgallocAppendTableFromPages. The problem lies in ubuf-pages == ZEROPTR. ubuf-pagecount is calculated based on arguments passed from user-space. If the user creates an...

Astra Linux – Vulnerability in libxml2

The vulnerability of the xmlFAParseCharClassEsc function in the xmlregexp.c component of the Libxml2 library is related to pointer dereferencing errors. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp – Fixed the issue of dereferencing an uninitialized error pointer. Fixed the warnings related to smatch. Location: drivers/crypto/ccp/sev-dev.c:1312 sevplatforminitlocked Error: We previously assumed that ‘error’ coul...

Astra Linux – Vulnerability in ffmpeg

A null pointer dereferencing issue was discovered in ‘FFmpeg’ within the decodemainheader function of the libavformat/nutdec.c file. The flaw occurs because the function does not check the return value of avformatnewstream, leading to a null pointer dereferencing error, which can cause the...