Astra Linux – Vulnerability in Linux

A buffer overflow attack in fbcon in the Linux kernel before version 5.9.7 could be exploited by local attackers to read privileged information or potentially cause the kernel to crash. This issue is identified as CID-3c4e0dff2095. This vulnerability arises because the KDFONTOPCOPY function in...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ibmvnic: fixed a race condition between xmit and reset There is a race condition between the reset path and the transmit path that can cause ibmvnicxmit to access an SCRQ after it has been freed in the reset path. This can...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath12k: Clearing stale link mappings for ahvif-linksmap When an arvif is initialized in non-AP STA mode but MLO connection preparation fails before the arvif is created arvif-iscreated remains false, the error path attempts...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel versions 3.2 through 5.10.16, as used by Xen. Grant mapping operations often occur during batch hypercalls, where multiple operations are performed in a single hypercall. The success or failure of each operation is reported to the backend driver, and the...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before version 5.8.10. The file virt/kvm/kvmmain.c contains a memory leak in kvmiobusunregisterdev due to a kmalloc failure, identified as CID-f65886606c2d...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel versions 2.6.39 through 5.10.16, as used in Xen. The block, net, and SCSI backends consider certain errors as ordinary bugs, which are deliberately designed to cause kernel crashes. For errors that may be influenced by guests such as memory exhaustion...

Astra Linux – Vulnerability in Linux

A issue was discovered in the drivers/accessibility/speakup/spkttyio.c file within the Linux kernel, as of version 5.9.9. Local attackers on systems with the speakup driver could exploit this to carry out a local denial-of-service attack, identified as CID-d41227544427. This issue arises due to a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/manaib: The behavior of disabling RX steering when an RSS QP is destroyed has been corrected. When an RSS QP is destroyed e.g., due to DPDK exit, the manaibDestroyQPrss function destroys the RX WQ objects, but it does not...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Raise UD if the unhandled VMMCALL is not intercepted by L1. If L2 is active, and L1 does not want to intercept VMMCALL, and nestedsvml2tlbflush is enabled, and the hypercall is something other than one of the supported...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: fixed the exit race between damoncall and kdamondfn The patch series “mm/damon/core: fixed the exit race between damoncall/damoswalk and kdmond”. Damoncall and damoswalk can leak memory and/or cause deadlocks when...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/nouveau: fixed the nvkmdevice leak that occurred during the failure of apertureremoveconflictingpcidevices. When apertureremoveconflictingpcidevices fails during the probe phase, the error path returns directly, without...

Astra Linux – Vulnerability in mbedtls

A vulnerability was discovered in Mbed TLS before versions 2.28.2 and 3.x, prior to 3.3.0. An adversary with access to sufficiently precise information about memory accesses typically, an untrusted operating system attacking a secure environment can retrieve an RSA private key by observing the...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, specifically in the spkttyioreceivebuf2 function. This function dereferences the spkttyiosynth variable without checking whether it is NULL or not. This could lead to a NULL-ptr deref crash...

Astra Linux – Vulnerability in Intel Microcode

The non-transparent sharing of return predictor targets between contexts in some Intel processors may allow an authorized user to potentially enable information disclosure through local access...

Astra Linux – Vulnerability in Intel Microcode

Improper isolation of shared resources in some IntelR processors when using IntelR Software Guard Extensions may allow a privileged user to potentially enable information disclosure via local access...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain SAUCE patches that include a memory leak issue in the handling of large responses to AppArmor notifications. This bug can be triggered by a non-privileged local user. The memory leak could lead to resource exhaustion...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: Endpoint – Add a missing NULL check for allocworkqueue. allocworkqueue may return NULL in case of memory allocation failure. Without proper error checking, this could lead to dereferencing a NULL pointer when queuework is...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in ksmbd within the Linux kernel versions 5.15 through 5.18, prior to 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case of smb2write...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmapprepare change This resolves a partial issue related to commit 9d5403b1036c “fs: converting most other genericfile.mmap calls to .mmapprepare”. The .mmap invocation establishes a reference count, but...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ovpn: TCP – Do not dereference NULL from sksocket after tcpclose. When deleting a peer due to the expiration of the keepalive interval, the peer is removed from the OpenVPN hashtable and temporarily inserted into a “release list”...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: power: supply: pf1550: Fixed a use-after-free in powersupplychanged. Using the devm variant for requesting IRQs before using the devm variant for allocating/registering the powersupply handle means that the powersupply handle wil...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ublk: Use READONCE to read the struct ublksrvctrlcmd. struct ublksrvctrlcmd is part of the iouringsqe, which may reside in user-space-mapped memory. Accessing its fields normally is risky, as userspace may write to them...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ovpn: fixed a possible use-after-free in ovpnnetxmit. When constructing the skblist in ovpnnetxmit, skbsharecheck will free the original skb if it is shared. The current implementation continues to use the stale skb pointer fo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: A memory leak has been fixed in amdxdnaubufmap. The amdxdnaubufmap function allocates memory for sg and internal sg table structures. However, it fails to free that memory if subsequent operations...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fixed premature hardware access after a PCI error After a recoverable PCI error is detected and resolved, the qla driver needs to check whether the error condition still exists and/or wait for the operating syst...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: Staging: rtl8192bs: Fixed a deadlock in rtwjoinbsseventprehandle. There is a deadlock in rtwjoinbsseventprehandle, as shown below: Thread 1 | Thread 2 | settimer rtwjoinbsseventprehandle | modtimer spinlockbh //1 | Wait...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain AppArmor patches that incorrectly cause a sleep state when holding a spinlock in notification handling code. This bug can be triggered by an unprivileged local user, and can lead to kernel panic or deadlock situations...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: GPIB: A memory leak has been fixed in niusbinit. In niusbinit, if niusbsetupinit fails, the function returns -EFAULT without freeing the allocated write buffer, resulting in a memory leak. Additionally, niusbsetupinit returns 0...

Astra Linux – Vulnerability in Linux 5.10

A NULL pointer dereference flaw was discovered in the Linux kernel’s Amateur Radio AX.25 protocol functionality, regarding the way a user connects to the protocol. This flaw allows a local user to crash the system...

Astra Linux – Vulnerability in amd64-microcode

Improper validation in a model-specific register MSR could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code execution...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8 contains SAUCE patches that include a potential NULL pointer dereferencing issue in the handling of AppArmor notifications. This bug can be triggered by an unprivileged local user, and it can lead to a kernel panic...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - BPF: Fixed a potential use-after-free of the BTF object. - The refcounting in the checkpseudobtfid function is incorrect: The checkpseudobtfid function might be called with a btf whose refcount is zero. This issue has been...

Astra Linux – Vulnerability in Linux 5.15

A vulnerability, classified as problematic, has been identified in the Linux kernel. This issue affects the functions unixsockdestructor/unixreleasesock in the file net/unix/afunix.c of the BPF component. The manipulation leading to this issue results in a memory leak. It is recommended that a...

Astra Linux – Vulnerability in Intel Microcode

Improper isolation in some IntelR processor stream cache mechanisms may allow an authenticated user to potentially enable privilege escalation through local access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel 6.0.8, there is a use-after-free in ntfstrimfs in fs/ntfs3/bitmap.c...

Astra Linux – Vulnerability in Linux 5.15

A NULL pointer dereference flaw was discovered in the Linux kernel’s AMD Sensor Fusion Hub driver. This flaw allows a local user to crash the system...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: SPI: imx – Fix for use-after-free when unbinding. The SPI subsystem releases the controller and any subsystem-allocated driver data as part of deregistration unless the allocation is device-managed. Take another reference before...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ntfs3: Boundary checks for the buffer were added to rununpack. rununpack checks runbuf runlast at the beginning of the while loop. However, it then reads sizesize and offsetsize bytes via rununpacks64, without verifying that thes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/EFI: Fixed handling of graceful page faults after changes to the FPU softirq. Since commit d02198550423 “x86/FPU: Improved crypto performance by making the kernel-mode FPU reliably usable in softirqs”, the kernelfpubegin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: md/raid10: Fixed deadlock issues related to check operations and nowait requests. When an array check is running, it raises the barrier. At this point, normal requests become blocked, and the nr Pending value is incremented to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: Endpoint: pci-epf-ntb: Remove duplicate resource teardown The function epfntbepcdestroy duplicates the teardown that the caller is supposed to perform later. This leads to an error when .allowlink fails or when .droplink is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Validated SVM ioctl nattr against buffer size. The nattr field is validated in relation to the buffer size, preventing out-of-bounds buffer access through user-controlled attribute counts. Selected from commit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: virtiobt: Does not validate the rxpkttype header length. The virtbtrxhandle function reads the pkttype byte from the RXskb and passes the remaining data to hcirecvframe for every event/ACL/SCO/ISO type. It does not...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The call to ksmbdvfskernpathendremoving is required on some error paths. There are two places where ksmbdvfskernpathendremoving needs to be called in order to balance what the corresponding successful call to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: tpm: Use kfreesensitive to free the auth session in tpmdevrelease. tpmdevrelease uses the plain kfree function to free the chip-auth structure, which contains sensitive cryptographic materials, including HMAC session keys,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: exit: prevent preemption of oopsing TASKDEAD tasks When a task that is already exiting causes an oop object-oriented programming error, the maketaskdead function currently calls dotaskdead with preemption enabled. This is...

Astra Linux – Vulnerability in Netty

Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.129.Final and 4.2.8.Final, the io.netty.handler.codec.http.HttpRequestEncoder had a CRLF injection in the request URI during request construction. This led to request smuggling when HttpRequestEncoder w...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fixed a potential NULL pointer dereferencing during context cleanup. The aiestroycontext function is invoked during error handling in ai2createcontext. However, aiestroycontext assumes that the context’s mailbox...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: iris: Fixed a use-after-free in irisreleaseinternalbuffers The recent change in commit 1dabf00ee206 “media: iris: gen1: Destroy internal buffers after FW releases” introduced a regression where sessionreleasebuf might free...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: vchiqarm: Avoid dereferencing a NULL pointer in vchiqdumpplatforminstances. vchiqgetstate can return a NULL pointer. Therefore, handle this case and avoid dereferencing a NULL pointer in vchiqdumpplatforminstances...