Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: The pointer to debugfsdir is set to NULL after removing debugfs. If init debugfs fails during device registration due to a memory allocation failure, the function debugfsremoverecursive is called. However, debugfsd...

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

In the Linux kernel, the following vulnerability has been resolved: mmc: mmcspi: fixed error handling in mmcspiprobe If mmcaddhost fails, there is no need to call mmcremovehost; otherwise, it may cause a null-ptr-deref issue, due to deleting a device that was not properly added in mmcremovehost. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: Guard flow control updates with globaltxfc in buffer switching The function mvpp2bmswitchbuffers mvpp2bmpoolupdateprivfc when switching between per-cpu and shared buffer pool modes. This function programs the CM3 flow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Rejected direct access to nullable PTRTOBUF pointers The checkmemaccess function matches PTRTOBUF via basetype, which removes the PTRMAYBENULL flag, allowing direct dereferencing without a null check. The map iterator ctx-ke...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Lag – Check for LAG devices before creating debugfs. The function mlx5lagdevaddmdev may return 0 success even when an error occurs, but this error is handled gracefully. As a result, the initialization process continues...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btnxpuart: Fixed a null pointer dereference in the btnxpuartflush function. A check was added before freeing the rx-skb in the flush and close functions to handle kernel crashes that occur when removing the driver...

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

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Added a NULL check for the lookupatid function. The lookupatid function may return NULL if the ATID is invalid or does not exist in the identifier table. This could lead to dereferencing a null pointer without any...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: ep0: fix NULL pointer exception There is no validation of the index from dwc3wIndextodep, and we might be referring to a non-existent ep, triggering a NULL pointer exception. In certain configurations, we might use few...

Astra Linux – Vulnerability in exiv2

In Exiv2, from version 0.27.1 onwards, a malicious HTTP server can cause a denial of service crash due to a NULL pointer dereference by returning a crafted response that lacks a space character...

Astra Linux – Vulnerability in Qemu

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, which can lead to a NULL pointer dereferencing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp: Fixed incorrect retrieval of acpchipinfo. Use devgetdrvdatadev-parent instead of devgetplatdatadev to correctly obtain members of acpchipinfo in the acp I2S driver. Previously, some members were not updated proper...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: iptables: Fixed a potential null-ptr-deref in ip6tablenattableinit. ip6tablenattableinit accesses net-gen-ptrip6tablenatnetops.id, but this function is exposed to user space before the entry is allocated via...

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

In the Linux kernel, the following vulnerability has been resolved: pstore/platform: Added a check for kstrdup. Added a check on the return value of kstrdup, and return an error if it fails, in order to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: arcnet: com20020: Fixed nullptrderef in com20020pciprobe During driver initialization, the pointer to card info is required—specifically, the variable ‘ci’. However, the definition of ‘com20020pciidtable’ indicates that this...

Astra Linux – Vulnerability in libvirt

A flaw was discovered in libvirt. A refactoring of the code that retrieves the list of interfaces for multiple APIs introduced a corner case on platforms where allocating 0 bytes of memory results in a NULL pointer. This corner case could lead to a NULL pointer being dereferenced, causing the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: sfc: Fixed an issue where a use-after-free occurred when disabling sriov. The use-after-free was detected by kfence when disabling sriov. What was read after being freed was vf-pcidev: it was freed from pcidisablesriov, and...

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

In the Linux kernel, the following vulnerabilities have been resolved: SCTP: Set skstate back to CLOSED if autobind fails in sctplistenstart. In sctplistenstart called by sctpinetlisten, it should set skstate back to CLOSED if sctpautobind fails for any reason. Otherwise, the next time...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: scsitransportsas: Fixed error handling in sasPhyadd. If transportadddevice fails in sasPhyadd, the kernel may crash when trying to delete the device using transportRemoveDevice, which is called from sasRemoveHost. The kerne...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

There is a null-pointer-dereference flaw found in f2fswriteendio in fs/f2fs/data.c in the Linux kernel. This flaw allows a local privileged user to cause a denial of service problem...

Astra Linux – Vulnerability in Vim

NULL pointer dereferencing in the GitHub repository for vim/vim before version 9.0.1531...