Astra Linux – Vulnerability in Paramiko

In Paramiko before 2.10.1, a race condition between creation and chmod in the writeprivatekeyfile function could allow unauthorized information disclosure...

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: posix-cpu-timers: A race condition between handleposixcputimers and posixcputimerdel has been fixed. If a task that exits without autoreaping has already called exitnotify and calls handleposixcputimers from the IRQ, it can be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The issue of “use-after-free” of conn-preauthinfo in the concurrent SMB2 NEGOTIATE process has been fixed. conn-preauthinfo represents information about a shared connection state struct preauthintegrityinfo, kmalloc-96. Th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Fixed a crash in the cmaneteventworkhandler function. The struct rdmacmid structure has a member “struct workstruct network”, which is reused to queue cmaneteventworkhandler functions onto the cmawq queue. The crash1 ca...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fixed a use-after-free race condition in the fault handler. When a page fault occurs in a secret memory file created with memfdsecret2, the kernel will allocate a new folio for it, mark the underlying page as not...

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: VMCI: fixed a race condition between vmcihostsetupnotify and vmcictxunsetnotify. During our testing, it was found that a warning can occur in trygrabfolio. The detailed error message is as follows: ----------- Cut here ----------...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: nfc: Fixed races in nfcllcpsockget and nfcllcpsockgetsn. Sili Luo reported a race condition in nfcllcpsockget, which led to a Use-After-Value exception. The process of acquiring a reference to the socket found during a...

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

In the Linux kernel, the following vulnerability has been resolved: nvmet: A possible leak has been fixed when destroying a ctrl during qp establishment. In nvmetsqdestroy, we capture sq-ctrl early. If it is not NULL, we know that a ctrl was allocated during the admin connect request handling. We...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fixed a race condition UAF in i915perfaddconfigioctl. Userspace may attempt to race the creation of the oaconfig object with config remove, resulting in a use-after-free if we dereference the object after unlocking the...

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: usb: gadget: frndis: Protect RNDIS options with a mutex The class/subclass/protocol options are susceptible to race conditions, as they can be accessed concurrently through configfs. A mutex should be used to protect these option...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: GPU: host1x – Fixed a race condition in syncptalloc and syncptfree. A race condition occurred between host1xsyncptalloc and host1xsyncptput, which was addressed by using krefputmutex instead of krefput plus manual mutex locking...

Astra Linux – Vulnerability in Firefox

When Web Render components were destroyed, a race condition could lead to undefined behavior. We assume that with sufficient effort, this vulnerability could be exploited to execute arbitrary code. This vulnerability affects Firefox versions earlier than 88.0.1, as well as Firefox for Android...

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

In emulationprochandler of armv8deprecated.c, there is a potential way to corrupt memory due to a race condition. This could lead to a local escalation of privileges without the need for additional execution privileges. User interaction is not required for exploitation. Product: Android. Versions...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: kernfs: A use-after-free issue has been fixed in kernfsremove. Syzkaller managed to trigger concurrent calls to kernfsremovebynamens for the same file, resulting in a KASAN detected use-after-free. This race condition occurs...

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: net: wan: farsync: Fix use-after-free bugs caused by unfinished tasklets When the FarSync T-series card is being detached, the fstcardinfo is deallocated in fstremoveone. However, the fsttxtask or fstinttask may still be running ...

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: PM: runtime: Fixed a race condition related to device removal The following code in pmruntimework may cause dereferencing of the dev-parent pointer after the parent device has been freed: c / Maybe the parent is now able to...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: Reading txq-readptr under a lock condition. If we read txq-readptr without using a lock, we can read the same value twice. Then, after obtaining the lock, we can reclaim the memory from two different locations...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: pcrypt – restore callback for non-parallel fallback pcrypt installs pcryptaeaddone on the child AEAD request before attempting to submit it through padata. If padatadoparallel returns -EBUSY, pcrypt reverts to directly...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fixed the race condition in agent registration for HV VHCA stats The mlx5ehvvhcastatscreate function registers the stats agent through mlx5hvvhcaagentcreate. The helper function publishes the agent in hvvhca-agentstype...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: char: tlclk: fixed a use-after-free in tlclkcleanup. This patch improves the module cleanup process in the tlclk driver to prevent potential use-after-free and race conditions. Currently, the fileoperations structure does not...