Astra Linux – Vulnerability in Linux

In the drivers/target/targetcorexcopy.c file within the Linux kernel, prior to version 5.10.7, insufficient identifier checking in the LIO SCSI target code could be exploited by remote attackers to read or write files through directory traversal in an XCOPY request, known as CID-2896c93811e3. For...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: dell-smbios-wmi: Fixed an oop in rmmod dellsmbios. The initdellsmbioswmi function only registers the dellsmbioswmidriver on systems where the Dell WMI interface is supported. While the exitdellsmbioswmi function...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed data corruption caused by fallocate. When fallocate creates holes in the inode size, if the original size is located in the middle of the last cluster, then the portion of the block from the original size to the end ...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: PID: Taking a reference when initializing cadpid During boot, kernelinitfreeable initializes cadpid to the struct pid of the init task. Later, we may change cadpid via sysctl. When this happens, procdocadpid will increment the...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: caif: fixed a memory leak in caifdevicenotify In the event of a failure in caifenrolldev, the allocated linksupport will not be assigned to the corresponding structure. Therefore, simply free the allocated pointer in case of...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: Fixed KASAN: slab-out-of-bounds read in fib6nhflushexceptions Reported by syzbot: HEAD commit: 90c911ad Merge tag ‘fixes’ of git://git.kernel.org/pub/scm.. git tree:...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftct: Skip the evaluation of expectations for confirmed conntrack entries. The nftctexpectobjeval function calls nfctextadd for an confirmed conntrack entry. However, nfctextadd can only be called when...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Net: lantiq – fixed memory corruption in the RX ring. In a situation where memory allocation or DMA mapping fails, an invalid address may be programmed into the descriptor. This can lead to memory corruption. If memory allocation...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Fixed the issue of null pointer dereference in the vlan tunnel’s destination pointer. This patch addresses the issue where the tunneldst pointer was dereferenced without proper safeguards, due to lockless access in t...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: The page is released in the error path to avoid BUGON. Consider the following sequence of events: 1. The userspace sends a UFFD ioctl, which ultimately calls shmemmfillatomicpte. We successfully account the blocks, a...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: sched: Fixed out-of-bound access in uclamp. Util-clamp places tasks into different buckets based on their clamp values for performance reasons. However, the size of the buckets is currently computed using a rounding division, whi...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Kyber: An out-of-bounds access issue occurs when the thread is preempted. The function blkmqschedbiomerge retrieves the ctx and hctx for the current CPU and passes the hctx to -biomerge. The function kyberbiomerge then retrieves...

Astra Linux – Vulnerability in Linux

In the IPv4 implementation in the Linux kernel before 5.12.4, the net/ipv4/route.c file has an information leak because the hash table is very small...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fixed the crash that occurs during shutdown when the component is not probed. When the main component is not probed—for example, when the dw-hdmi module is not yet loaded or in a probe defer state—the following crash...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fixed a NULL pointer dereference in pnfsmarkmatchinglsegsreturn. The commit de144ff4234f fixes the issue by changing pnfsreturnlayout to call pnfsmarkmatchinglsegsreturn, with NULL passed as the argument to the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: aardvark: Fixed a kernel panic that occurred during PIO transfers. Attempting to initiate a new PIO transfer by setting the PIOSTART register to 0, when the previous transfer has not yet completed indicated by a value of 1 i...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Networks: Ethernet – Fix for potential use-after-free in ecbhfremove. The code static void ecbhfremovestructpcidev dev looks as follows: c ... struct ecbhfpriv priv = netdevprivnetdev; unregisternetdevnetdev; freenetdevnetdev;...

Astra Linux – Vulnerability in Linux

A out-of-bounds memory write flaw was discovered in the Linux kernel’s joystick devices subsystem in versions prior to 5.9-rc1. This flaw allows a local user to crash the system or potentially escalate their privileges on the system. The greatest threat posed by this vulnerability is related to...

Astra Linux – Vulnerability in Linux

The file net/bluetooth/hcirequest.c in the Linux kernel, up to version 5.12.2, contains a race condition related to the removal of the HCI controller...

Astra Linux – Vulnerability in Linux

An out-of-bounds memory access flaw was discovered in the fs/f2fs/node.c file within the f2fs module of the Linux kernel, in versions prior to 5.12.0-rc4. A failure in the bounds check allows a local attacker to gain access to out-of-bounds memory, resulting in a system crash or the leakage of...