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 in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: scsidebug: Do not call kcalloc if size argument is zero. If the size argument to kcalloc is zero, it returns ZEROSIZEPTR. Therefore, for the subsequent NULL pointer check to work on the returned pointer, kcalloc must not...

Astra Linux – Vulnerability in Linux 5.10, Linux

A null pointer dereference issue was discovered in the SCTP network protocol within the net/sctp/streamsched.c file in the Linux kernel. If the streamin allocation fails, the streamout resource is freed, allowing further access to it. A local user could exploit this vulnerability to crash the...

Astra Linux – Vulnerability in Keepalived

The vulnerability of the parser.c component in the Keepalived network traffic balancing system is related to pointer dereferencing errors. Exploiting this vulnerability allows an attacker to cause service failures...

Astra Linux – Vulnerability in libbpf

The vulnerability of the BPF Libbpf loader 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: ipu3-imgu: A NULL pointer dereferencing occurred in imgusubdevsetselection. Calling v4l2subdevgettrycrop and v4l2subdevgettrycompose with a subdev state of NULL leads to a NULL pointer dereferencing. This issue can occur in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Zoned – Cloning zoned device info when cloning a device When cloning a btrfsdevice, we are not cloning the associated btrfszoneddeviceinfo structure of the device, especially in cases where the filesystem is zoned. This ca...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: microchip: sparx5: Fixed a potential null-ptr-deref in sparxstatsinit and sparx5start. sparxstatsinit calls createsinglethreadworkqueue, without checking the return value. This may result in NULL being returned. A...

Astra Linux – Vulnerability in sane-backends

A NULL pointer dereferencing in the saneiepsonnetread function in SANE backends before version 1.0.30 allows a malicious device connected to the same local network as the victim to cause a denial of service, known as GHSL-2020-075...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel through version 5.16-rc6. The function imxregisteruartclocks in drivers/clk/imx/clk.c lacks a check on the return value of kcalloc, which can lead to a null pointer dereferencing...

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: Security issue: Restrict CONFIGZEROCALLUSEDREGS to gcc or clang version 15.0.6. A bug in clang’s implementation of -fzero-call-used-regs can lead to NULL pointer dereferences see the links above the check for more information...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fixed the null-pointer dereference in pgtablecacheadd. kasprintf returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. Ensure that the allocation was successful by checking th...

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

In the Linux kernel, the following vulnerability has been resolved: Block: A check was added to ensure that the partition size must be aligned with the block size. Before calling the add partition or resize partition functions, there was no check to verify whether the partition size was aligned...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

A null pointer dereference vulnerability was discovered in the nftdynsetinit function in net/netfilter/nftdynset.c within nftables in the Linux kernel. This issue may allow a local attacker with the CAPNETADMIN user privilege to trigger a denial of service attack...

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 found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: hns3: Fix for kernel crashes when 1588 messages are received on HIP08 devices. HIP08 devices do not register ptp devices. As a result, hdev-ptp is NULL. However, the hardware can receive 1588 messages and set the HNS3RXDTSVL...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: fixed a situation where dereference operations occurred after a null check. Check the pointer hive before using it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mapletree: fixed the null pointer dereferencing in masemptyarearev. Currently, the code calls masstart followed by masdataend if the maple state is MASTART. However, masstart might return with the maplestate being NULL. This coul...