Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Added a check for kmemdup. Since kmemdup may return a NULL pointer, it would be better to add a check on the return value to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: tx-macro: Fix for KASAN: slab-out-of-bounds When we run syzkaller, we encounter an out-of-bound error. The specific error message is: “KASAN: slab-out-of-bounds Read in regcacheflatread” The backtrace of the issue i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommufd: Check for uptr overflow syzkaller found that setting up a map with a user VA that wraps past zero can trigger WARNONs, particularly when pinuserpages strangely returns 0 due to invalid arguments. This issue prevents t...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: exfat: Use kvmallocarray/kvfree instead of kmallocarray/kfree. The call stack shown below represents a scenario in the Linux 4.19 kernel. Memory allocation failed for the exfat file system, due to system memory fragmentation...

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

In the Linux kernel, the following vulnerabilities have been resolved: Network: Fixed the issue where data was torn apart when accessing sk-skstamp in sockrecvcmsgs. KCSAN identified a data race in sockrecvcmsgs, where the read access to sk-skstamp requires using READONCE. Bug: KCSAN: Data race i...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: The memory leak in iter-temp occurred during the reading of tracepipe. kmemleak reports: Unreferenced object: 0xffff88814d14e200 size 256 Details: - Process: “cat”, PID: 336; Jiffies: 4294871818 age: 779.490 seconds - He...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: leds: led-core: A reference count leak was fixed in ledget. The classfinddevicebyofnode function calls classfinddevice, which will hold a reference. The putdevice function is used to release the reference when no longer needed...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI/DOE: Fixed the race involving destroyworkonstack. The following debug object splat was observed during testing: ODEBUG: Freeing an active object active state 0: 0000000097d23782; Object type: workstruct; Hint:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: remoteproc: sysmon: fix memory leak in qcomaddsysmonsubdev The kfree function should be called when ofirqgetbyname fails or devmrequestthreadedirq fails in qcomaddsysmonsubdev. Otherwise, a memory leak will occur; therefore, addi...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Drivers: mcb: fixed a resource leak in mcbprobe When the probe hook function failed in mcbprobe, the device was not added to the list of devices available for use. Compiled test only...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set ubuf-sg = NULL if the creation of the sg table fails. When the user space attempts to map the dmabuf, and for some reason e.g., OOM, the creation of the sg table fails, ubuf-sg needs to be set to NULL. Otherwise, whe...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: cifs: Fixed the error in the length of the VALIDATENEGOTIATEINFO message. The commit code is d5c7076b772a “smb3: added “smb3.1.1” to the default dialect list”. The number of dialects was extended from 3 to 4. However, it was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89 – freed unused skb objects to prevent memory leaks. This prevents potential memory leaks under power-saving mode...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: rapidio: rio: Fixed a possible name leak in rioregistermport. If deviceregister returns an error, the name allocated by devsetname needs to be freed. This should be done using putdevice, so that the reference in the error path is...

Astra Linux – Vulnerability in the 389-DS-base

A access control bypass vulnerability was discovered in version 389-ds-base. This issue arises from improper handling of filters, which can lead to incorrect results. However, further analysis revealed that it actually constitutes an access control bypass. This vulnerability could allow any remot...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: -misc: fastrpc: fix memory corruption on probe A missing sanity check has been added to the count of probed sessions, to prevent memory corruption beyond the fixed-size slab-alocated session array when there are more than...

Astra Linux – Vulnerability in libonig

Oniguruma, as used in PHP 7.3.x and other products, has a heap-based buffer over-read issue in the strlowercasematch function in regexec.c...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: ov2740: Fixed a memory leak in ov2740initcontrols There is a memory leak when testing the media/i2c/ov2740.c file using bpf mock. Unreferenced object: 0xffff8881090e19e0 size 16: Command “51-i2c-ov2740”, PID 278, jiffies...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: wmt-sdmmc: Fix the return value check in mmcaddhost. The mmcaddhost function may return an error. If we ignore its return value, the memory allocated by mmcallochost will be leaked, leading to a kernel crash due to the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix double listadd in iwlmvmmacwaketxqueue After a successful station association, if the station queues are disabled for some reason, the related lists are not emptied. Therefore, if a new element is added to...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the duplicated IWCMEVENTCONNECTREPLY event reported. If siwrecvmparr returns -EAGAIN, it means that the MPA reply has not been fully received, and IWCMEVENTCONNECTREPLY should not be reported in this case. This ma...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: BPF: Disabling preemption in bpfeventoutput We received a report 1 of a kernel crash, which was caused by using nesting protection without disabling preemption. The bpfeventoutput can be called by programs executed by the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: misc: pciendpointtest: Free IRQs before removing the device. In the pciendpointtestremove function, freeing the IRQs after removing the device creates a small race window during the test process. This allows IRQs to be received b...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: fixed a possible memory leak in smb2lock. argv needs to be freed when setupasyncwork fails, or when the current process is awakened...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “IB/isert: Fix incorrect release of isert connection” The commit with ID 699826f4e30a “IB/isert: Fix incorrect release of isert connection” is causing problems when DEVICEREMOVAL occurs in OPA. ------------ Cut here ------------...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed a slab-out-of-bounds issue in initsmb2rsphdr. When smb1 mounting fails, KASAN detects a slab-out-of-bounds issue in initsmb2rsphdr, as follows. For smb1’s negotiate56 bytes, initsmb2rsphdr is called for smb2. The iss...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: fqpie: prevent dismantle issue For some reason, the fqpieDestroy function did not copy the working code from pieDestroy and other related functions, resulting in a persistent bug. Before calling...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Do not decrement the preempt count of the idle task when the CPU is offline. With PREEMPTCOUNT=y, when a CPU is offline and then brought back online, we encounter the following issue: BUG: Scheduling while atomic:...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow calling hns3nicnetopen repeatedly The function hns3nicnetopen should not be called repeatedly, but there is no checking for this. When performing device reset and setting up traffic channels concurrently,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/smc: Avoid overwriting the copies of clcsock callback functions. The clcsock callback functions will be saved and replaced during the fallback process. However, if the fallback occurs more than once, the copies of these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: xilinx: axienet: Fixed BQL accounting for multi-BD TX packets. When a TX packet spans multiple buffer descriptors scatter-gather, axienetfreetxchain sums the actual length of each BD from the descriptor status into an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Unlink NV12 planes earlier. The unlinknv12plane function will corrupt parts of the plane’s state, potentially those that have already been set by planeatomiccheck. Therefore, we must ensure that these two functions are...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: clk: Obtain runtime PM information before traversing the tree to retrieve clksummary. Similar to the previous commit, we should ensure that all devices are resumed during runtime before printing the clksummary through debugfs...

Astra Linux – Vulnerability in Linux

Linux Kernel Bluetooth CMTP Module Double Free Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of the Linux Kernel. An attacker must first obtain the ability to execute high-privileged code on the target system in orde...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: misc: vmwballoon: A memory leak has been fixed by using debugfslookup. When calling debugfslookup, the result must be processed with dput, otherwise a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc3-topology: Prevent double freeing of ipccontroldata via loadbytes We have sanity checks for checking whether the ipccontroldata is freed, and if any of these checks fail, the locally allocated scontrol-ipccontrolda...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: fixed a possible memory leak in the mt7915mcuaddsta routine. The allocated skb was freed in the mt7915mcuaddsta routine in case of failures...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: thermal-netlink: Prevent userspace segmentation faults by adjusting the UAPI header. The intel-lpmd tool 1, which uses the THERMALGENLATTRCPUCAPABILITY attribute to receive HFI events from the kernel space, encounters a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7921: Resource leaks in mt7921checkoffloadcapability The coverage issue related to resource leaks was fixed. In this case, the variable “fw” goes out of scope, causing the storage it points to to be leaked. This iss...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Fixed a reference count leak in aapivotroot. The aapivotroot function has a reference counting bug in a specific path. When aareplacecurrentlabel returns successfully, the function forgets to decrement the reference cou...

Astra Linux – Vulnerability in Mariadb 10.3

MariaDB before 10.7.2 allowed applications to crash because it did not recognize that SELECTLEX::nestlevel is local to each VIEW...

Astra Linux – Vulnerability in Linux, Linux 5.10

In lgprobe and related functions of hid-lg.c and other USB HID files, there is a possible out-of-bounds read due to improper input validation. This could lead to local information disclosure if a malicious USB HID device is connected, without the need for additional execution privileges. User...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu/vt-d: Fixed a potential memory leak in intelsetupirqremapping. After committing e3beca48a45b “irqdomain/treewide: Keeps the firmware node unconditionally allocated”. For theardown scenario, fn is only freed after failing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Fuse: Abort on fatal signal during sync init When sync init is used and the server exits for some reason e.g., error, crash, the filesystem creation will hang during the processing of FUSEINIT. The reason for this issue is that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rtc: msc313: The mismatch between function prototypes in msc313rtcprobe has been fixed. With Clang’s Kernel Control Flow Integrity kCFI, CONFIGCFICLANG, indirect call targets are validated against the expected function pointer...

Astra Linux – Vulnerability in Linux

In the IPv6 implementation in the Linux kernel before 5.13.3, the net/ipv6/outputcore.c file has an information leak due to certain uses of a hash table. This hash table is large, but it does not properly take into account that IPv6-based attackers can typically choose from many IPv6 source...

Astra Linux – Vulnerability in firejail

A privilege context switching issue was discovered in the join.c file of Firejail 0.9.68. By creating a fake Firejail container that is accepted by the Firejail setuid-root program as a join target, a local attacker can enter an environment where the Linux user namespace remains the initial user...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pinctrl: renesas: rzn1: Fixed a possible nullptrderef in shpfcmapresources. This issue could lead to a nullptrderef when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource will prevent...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in extensions in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass site isolation through a malicious Chrome Extension...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cifs: A memory leak was fixed in the deferred close operation. The xfstests tests on smb21 report kmemleak as follows: unreferenced object 0xffff8881767d6200 size 64: comm "xfsio", pid 1284, jiffies 4294777434 age 20.789s Hex...