Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/iommu: IOMMU table is not initialized for kdump over SR-IOV When kdump kernel tries to copy dump data over SR-IOV, LPAR panics due to NULL pointer exception: Kernel attempted to read user page 0 - exploit attempt?...

Astra Linux – Vulnerability in libvirt

A NULL pointer dereference flaw was discovered in the udevConnectListAllInterfaces function within libvirt. This issue can occur when detaching a host interface while simultaneously collecting the list of interfaces using the virConnectListAllInterfaces API. This flaw could be exploited to carry...

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 – Vulnerability in Squid

Squid is a caching proxy for the Web that supports HTTP, HTTPS, FTP, and other protocols. Due to a NULL pointer dereference bug, Squid is vulnerable to Denial of Service attacks targeting its Gopher gateway. The Gopher protocol was always available and enabled in Squid prior to Squid 6.0.1...

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

In the Linux kernel, the following vulnerabilities have been resolved: wifi: mwifiex: Do not return unused priv pointers in mwifiexgetprivbyid. mwifiexgetprivbyid returns the priv pointer corresponding to bssnum and bsstype, but without checking whether the priv is actually in use. Unused priv...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Guard for possible null pointer dereferencing REASON In some situations, dc-respool may be null. SOLUTION Check whether the pointer is null before dereferencing it...

Astra Linux – Vulnerability in gst-plugins-good1.0

GStreamer is a library for constructing graphs of media-handling components. A null pointer dereference vulnerability has been discovered in the gstmatroskademuxaddwvpkheader function within matroska-demux.c. This function does not properly check the validity of the stream-codecpriv pointer. If...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed the timeout of a call that has not yet been granted a channel. The afsmakecall function calls rxrpc.kernelbegincall to initiate a call which may get stalled in the background while waiting for a connection to become...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed a NULLptrderef in rxeqpdocleanup, when socket creation fails. There is a NULLptrderef in the mount.cifs operation over RDMA: - BUG: KASAN: NULLptrderef in rxeqpdocleanup+0x2f3/0x360 rdmarxe - Reading of a 8-byt...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fixed a race condition between ufshcdmcqabort and the ISR. If a command timeout occurs and the cq complete IRQ is raised at the same time, ufshcdmcqabort clears the lprb-cmd, and a NULL pointer dereferencing occu...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Null-pointer dereferencing is prevented when the program to be loaded does not have a BTF. In bpfobjecloadprog, there is no guarantee that obj-btf is not NULL when it is passed to btffd. This function does not perform any...

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/panel-tpo-tpg110: fixed a possible null pointer dereferencing issue. In tpg110getmodes, the return value of drmmodeduplicate is assigned to mode. This could lead to a NULL pointer dereferencing issue if drmmodeduplicate...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

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: mm/damon/sysfs: check contexts-nr in repeatcallfn damonsysfsrepeatcallfn calls damonsysfsupdtunedintervals, damonsysfsupdschemesstats, and damonsysfsupdschemeseffectivequotas without checking contexts-nr. If nrcontexts is set to ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ima: Avoid blocking in the RCU read-side critical section. A panic occurs in imamatchpolicy: BUG: Unable to handle a NULL pointer dereferencing in the kernel at 0000000000000010. PGD 42f873067 P4D 0 Oops: 0000 1 SMP NOPTI CPU:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: can: afcan: fixed NULL pointer dereferencing in canrcvfilter. Similar to the issue reported in commit 8aa59e355949 “can: afcan: fixed NULL pointer dereferencing in canrxregister”, we need to check for a missing initialization ...

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 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pmdomain: ti: Add a null pointer check to oprprmdomaininit. devmkasprintf returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. Ensure that the allocation was successful by checking the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Bluetooth: btsdio: fix use after free bug in btsdioRemove due to unfinished work” This issue has been resolved through commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f. This patch introduces a possible null-ptr-def problem...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fixed null pointer dereference in bnxtbstracecheckwrap. With older firmware versions, we might encounter the ASYNCEVENTCMPLEVENTIDDBGBUFPRODUCER for the FW trace data type that has not been initialized. This could lead to...