Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Writeback: Do not block sync for file systems with no data integrity guarantees. A SBINODATAINTEGRITY superblock flag was added for file systems that cannot guarantee data persistence during sync e.g., fuse. For superblocks with...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: added an missing RCU unlock in the error path in tryreleasesubpageextentbuffer. Call rcureadlock before exiting the loop in tryreleasesubpageextentbuffer, because there is a rcureadunlock call after the loop. This issue wa...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The use-after-free issue in smblazyparentleasebreakclose has been fixed. The opinfo pointer, which is obtained through rcudereferencefp-fopinfo, is accessed after rcureadunlock has been called. This creates a race conditio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fixed a crash that occurred when destroying a suspended hardware context. If the user space sends an ioctl to destroy a hardware context that has already been automatically suspended, the driver may crash because t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: Synchronize atomic write aborts To address the race condition between atomic write aborts, I use the inode lock and ensure that the COW inode can be reused throughout the entire lifetime of the atomic file inode...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Remove the “MHI autoqueue” feature for IPCR DL channels. The MHI stack provides the “autoqueue” feature, which allows the MHI stack to automatically queue buffers for the RX path DL channels. Although this feature...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: idpf: fixed the PREEMPTRT raw/bh spinlock nesting issue for async VC handling The code has been changed to use a local lock instead of the raw spinlock provided by the completion structure in the idpfvcxn struct. This conversion ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: phy: usb: sunplus: Fix for a potential null-ptr-dereference in spusb PhyProbe. spusb PhyProbe will call platformgetresourcebyname, which may fail and return NULL. devmioremap will use usbphy-moon4resmem-start as an input, which m...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: In brcmfmac, cfg80211: Handle PMKSA deletion based on the SSID. wpasupplicant 2.11 sends commands for PMKSA flush based on the SSID from version 1efdba5fdc2c statement: “Handle PMKSA flush in the driver for SAE/OWE offlo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: added atomiccheck to bridge ops In the DRM committails function, if both conditions for disabling the downstream crtc/encoder/bridge are required, and crtc-active is set before pushing a new frame downstream, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: Do not access a released socket during error recovery. While the error recovery mechanism is temporarily failing due to reconnect attempts, running the nvme list command causes a kernel NULL pointer derefrence by callin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fixed a null pointer panic in the tracepoint of replaceatomicwriteblock. A kernel panic occurs when oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: Null pointer dereferencing in the kernel; address:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7925: fixed an off-by-one issue in mt7925mcuhwscan. The ssid-ssids and sreq-ssids arrays contain elements with the value MT7925RNRSCANMAXBSSIDS; therefore, this value should be set to a larger value to prevent...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/FPU: Fixed NULL dereference in avx512status. Problem: When CONFIGX86DEBUGFPU is enabled, reading /proc/kthread/archstatus causes a warning and a NULL pointer dereference. This occurs because the AVX-512 timestamp code uses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: schedext: The issue where the isbpfmigrationdisabled function returned a false negative for tasks that are not under PREEMPTRCU protection was fixed. Since the commit 8e4f0b1ebcf2 “bpf: use rcureadlockdontmigrate for trampoline.c...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: rejecting malformed HCICMDSYNC commands In mgmthcicmdsync, check whether the size of the parameters passed in struct mgmtcphcicmdsync matches the total size of the data i.e., sizeofstruct mgmtcphcicmdsync plus th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Take the RTNL lock when necessary before calling xdpsetfeatures. The RTNL lock should be held when calling xdpsetfeatures with a registered netdev, as this call triggers the netdev notifiers. This could occur, for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Correctly handling the kvmarminit failure in finalizepkvm Currently, there is no synchronization between the finalizepkvm and kvmarminit initcalls. The finalizepkvm continues to execute even if kvmarminit fails,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mshvvtl: Fixed the issue where vmemmapshift exceeded MAXFOLIOORDER. When registering VTL0 memory via MSHVADDVTL0MEMORY, the kernel calculates pgmap-vmemmapshift as the number of trailing zeros in the OR of startpfn and lastpfn. T...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: Rejects zero-length fixed buffer imports. The validatefixedrange function allows for the use of bufaddr at the exact end of the registered region when len is zero. This occurs because the check uses a strict...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fixed the issue with zerovruntime tracking. John reported that stress-ng-yield could cause his machine to behave abnormally. He managed to bisect the process to commit the change using the code b3d99f43c72b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/devfreq: Fixed the OPP refcnt leak...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - Block: Fixed the issue where queues could freeze, compared to the lock order in sysfs store methods. The queueattrstore method always freezes a device queue before calling the attribute store operation. For attributes that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: If hcicmdsyncqueueonce returns -EEXIST, it indicates that a queue item already exists. The hcicmdsyncqueueonce function needs to indicate whether a queue item was added, so that the caller can know if...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath12k – Fixed NULL access in the assignchannelcontexthandler function. Currently, when the ath12kmacassignviftovdev function fails, the radio handle is accessed from the link VIF handle arvif for debugging purposes. Thi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: A BTI error was fixed when returning to the patched function. When BPFTRAMPFCALLORIG is set, the BPF trampoline uses BLR to jump back to the instruction next to the call site, in order to call the patched function. Fo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Open-coded GGTT MMIO access protection. GGTT MMIO access is currently protected by hotplug drmdeventer, which works correctly when the driver loads successfully and is later unbound or unloaded. However, if the driver loa...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: futex: It is required that sysfutexrequeue has identical flags. Nicholas reported that his LLM found it possible to create a UaF when sysfutexrequeue is used with different flags. The initial motivation for allowing different fla...

Astra Linux - уязвимость в u-boot

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy to overwrite a very large amount of data including the entire stack, while reading a crafted ext4 filesystem...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: regmap: spi: Space was reserved for the register address/padding. Currently, the maximum values of maxrawread and maxrawwrite in the regmapspi structure do not take into account the additional size of the transmitted register...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath12k – Fix for kernel crash during resume Currently, during resume, the QMI target memory is not handled properly. This results in a kernel crash if DMA remap is not supported: BUG: Incorrect page state in process...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: usb: cdnsp: Fixed a deadlock issue in cdnspthreadirqhandler. The patch fixes the following critical issue caused by deadlock, which was detected during testing of the NCM class: - smp: csd: A non-responsive CSD lock 1 was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxdsprproc: Added mutex protection for workqueue The workqueue may execute late, even after remoteproc is stopped or disabled. Some resources such as the rpmsg device and endpoint have been released in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/net: Ensure that the import of the vectorized buffer node is tied to the notification. When support for vectorized registered buffers was added, the import itself uses ‘req’ instead of the notification iokiocb, sr-notif...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed a potential race condition when creating a tree that connects to IPC. Protected access to TCPServerInfo::hostname when building the IPC tree’s name, as the name might be freed by the cifsd thread, potentially causi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: clk: mmp: pxa1908-apbcp: Fixed the issue where NULL was compared with ISERR. The devmkzalloc function does not return error pointers; it returns NULL in case of an error. Update the check to match this behavior...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed issues with use-after-free and NULL dereferencing in smbgrantoplock. smbgrantoplock has two issues in the oplock publication sequence: 1 opinfo is linked into ci-moplist via opinfoadd before addleasegloballist is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed the exception exit lock checking for subprogs. The processbpfexitfull function passes checklock = !curframe to checkresourceleak, which results in a false negative when bpfthrow is called from a static subprog. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Landlock: Fixed the handling of disconnected directories. Disconnected files or directories may appear when they are visible and opened from a bind mount, but have been renamed or moved from the source of the bind mount in a w...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mac80211: Fixed an error in the ieee80211chanbwchange function for APVLAN stations. The ieee80211chanbwchange function iterates through all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on...

Astra Linux - уязвимость в curl

libcurl supports pinning of the server certificate public key for HTTPS transfers. Due to an omission, this check is not performed when connecting with QUIC for HTTP/3, when the TLS backend is wolfSSL. The documentation states that this option works with wolfSSL, but does not specify that it does...

Astra Linux - уязвимость в u-boot

In “Das U-Boot through 2020.01”, a double-free operation was detected in the cmd/gpt.c file’s dorenamegptparts function. Double-freeing can lead to a “write-what-where” condition, allowing an attacker to execute arbitrary code. NOTE: This vulnerability was introduced when attempting to fix a memo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – fixed the potential zero beacon interval in beacon tracking. During fuzz testing, it was discovered that bssconf-beaconint might be zero, which could lead to a division by zero error in subsequent calculations. If t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vfio/xe: Reorganized the init process to separate migration from reset operations. Attempting to perform a reset on VF devices that do not support migration leads to the following issues: BUG: Unable to handle a page fault for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: Fixed an issue where OOB reading occurred during the wrap check of SQEMIXED. The function iouringshowfdinfo iterates over pending SQEs. For 128-byte SQEs within an IORINGSETUPSQEMIXED ring, it needs to detect when...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath12k – Fixed handling of MSDU buffer types in the RX error path. Currently, packets received on the REO exception ring from unassociated peers are of MSDU buffer type, while the driver expects packets of link descriptor...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: zloop: Fixed the KASAN use-after-free of the tagset. When a zloop device is removed, the KASAN-enabled kernel reports a “BUG KASAN use-after-free” in the blkmqfreetagset function. This bug occurs because zloopctlRemove calls...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: amd/amdkfd: enhanced checking of kfd processes during switch partitions. Currently, the switch partition only checks whether kfdprocessestable is empty. An entry in kfdprocessnotifierrelease is deleted, but the kfdprocess is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/gem: Fixed the error code msmParseDeeps. The SUBMITERROR macro converts the error code to a negative value. This additional '-' operation converts it back to a positive EINVAL. The error code is passed to ERRPTR; since...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net-shapers: Do not free the reply skb after genlmsgreply. genlmsgreply passes the reply skb to netlink, and netlinkunicast consumes it on all return paths, regardless of whether the skb is successfully queued or freed due to an...