Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: cx88: A null-ptr-deref bug was fixed in the bufferprepare function. When the driver calls cx88riscbuffer to prepare the buffer, the function call may fail, resulting in an empty buffer and a null-ptr-deref later in the...

Astra Linux – Vulnerability in unzip

A flaw was discovered in unzip. The vulnerability arises from improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to submit a specially crafted zip file, resulting in a crash or code execution...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: lan966x: Fixed a potential nullptrderef in lan966xstatsinit. lan966xstatsinit calls createsinglethreadworkqueue, without checking the return value. This may result in NULL being returned. A nullptrderef could occur:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the net: dsa section, there is a fix for dereferencing a NULL pointer in dsaportresetvlanfiltering. The “ds” iterator variable used in dsaportresetvlanfiltering overwrites the “dp” parameter received as an argument, which is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Protection against accessing NULL pt regs in bpfgettaskstack The taskptregs function can return NULL on the powerpc architecture for kernel threads. This NULL value is then used in bpfgetstack to check for the user 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: media: stm32-csi: The dereference operation was corrected before the NULL check. In stm32csistart, the variable csidev-ssubdev is dereferenced directly when assigning a value to srcpad. However, the same value is then checked...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fixed a NULL pointer crash in bnxtptpenable during error cleanup. When bnxtinitone fails during initialization e.g., bnxtinitintmode returns -ENODEV, the error handling code calls bnxtfreehwrmresources, which destroys the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: delluartbacklight: Fixed the race condition involving serdev. The delluartblserdevprobe function calls devmserdevdeviceopen before setting the client ops using serdevdevicesetclientops. This ordering can lead to a...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xhci: Fixed null pointer dereferencing when the host dies. Ensure that xhcifreedev and xhcikillendpointurbs do not race with each other, and thus avoid null pointer dereferencing when the host suddenly dies. The USB core may...

Astra Linux – Vulnerability in faad2

A NULL pointer dereference was discovered in ifilterbank of libfaad/filtbank.c in Freeware Advanced Audio Decoder 2 FAAD2 2.8.8. This vulnerability causes a segmentation fault and results in the crash of the application, leading to a denial of service. This occurs because the handling of adding t...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: tee: added a overflow check in registershmhelper When special lengths are provided by the user space, registershmhelper may cause an integer overflow when calculating the number of pages covered by a given user space memory regio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915/gvt: fixed the issue where gvt debugfs destruction occurred unexpectedly. When gvt debugfs is destroyed, it is necessary to perform a check to ensure that the DRM minor’s debugfs root is still available. Otherwise, in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/msgring: A NULL pointer dereference occurred in iomsgsendfd. Syzkaller produced the following call trace: BUG: KASAN: NULL pointer dereference in iomsgring+0x3cb/0x9f0 A value of 8 was written to address 0000000000000070 ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm: pgtable: Fix for NULL pointer dereference issue. When updatemmucacherange is called by updatemmucache, the vmf parameter is NULL, which can lead to a NULL pointer dereference issue in adjustpte. It is not possible to handle...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: vxlan: Prevent NULL dereferencing in vxlanxmitone. Neither sock4 nor sock6 pointers are guaranteed to be non-NULL in vxlanxmitone, especially if the iface is disabled. This can lead to the following NULL dereferences: -...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI/AER: Avoid NULL pointer dereferencing in aerratelimit When platform firmware provides error information to the OS, for example, via the ACPI APEI GHES mechanism, it may identify a device that does not advertise an AER...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: cx23885 – Fixed a nullptrderef bug in bufferprepare and bufferfinish. When the driver calls cx23885riscbuffer to prepare the buffer, the function call dmaalloccoherent may fail, resulting in an empty buffer risc-cpu. Later...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: DPCM: Do not pick up BE without a substream When DPCM attempts to establish valid BE connections using dpcmaddpaths, it does not check whether the selected BE actually supports the given stream direction. As a result, when ...

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...