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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between the async notify and socket close operations. The thread that submitted the request the one that called recvmsg/sendmsg may exit as soon as the async crypto handler’s complete function is...

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: netlink: terminate outstanding dump on socket close netlink supports iterative dumping of data. It provides the following operations: - start – Optional Initiates the dumping process. - dump – The actual dumping process; this...

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

In the Linux kernel, the following vulnerability has been resolved: filelock: Fixed the race condition recovery mechanism for fcntl/close operations. When I wrote the commit 3cad1bc01041 “filelock: Remove locks reliably when a fcntl/close race is detected”, I overlooked that there were two versio...

Astra Linux – Vulnerability in openimageio

There are multiple code execution vulnerabilities in the IFFOutput::close function of the OpenImageIO Project, specifically in OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to a heap buffer overflow. An attacker can provide malicious input to exploit these vulnerabilities...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed an oops due to uninitialized variables in smb2unlink. If SMB2openinit or SMB2closeinit fails e.g., due to reconnection, the iovs structure @rqst may remain uninitialized. As a result, calling SMB2openfree,...

Astra Linux – Vulnerability in xrdp

xrdp is an open-source project that provides a graphical login to remote machines using the Microsoft Remote Desktop Protocol RDP. xrdp v0.9.21 contains a “Out of Bound Read” issue in the xrdpmmtransprocessdrdynvcchannelclose function. There are no known solutions to this problem. Users are advis...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between TX work scheduling and socket closure. Similar to previous commits, the submitting thread recvmsg/sendmsg may exit as soon as the async crypto handler’s call completes. Reordering the...

Astra Linux – Vulnerability in openimageio

There are multiple code execution vulnerabilities in the IFFOutput::close function of the OpenImageIO Project, specifically in OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to a heap buffer overflow. An attacker can provide malicious input to exploit these vulnerabilities...

Astra Linux – Vulnerability in openimageio

There are multiple code execution vulnerabilities in the IFFOutput::close function of the OpenImageIO Project, specifically in OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to a heap buffer overflow. An attacker can provide malicious input to exploit these vulnerabilities...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: FSI: Occ: Prevent use after freeing. Use getdevice and putdevice in the open and close functions to ensure that the device does not become free while a file descriptor is open. Additionally, lock around the freeing of the device...

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...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed a race condition between the async reclaim worker and closectree Syzbot reported an assertion failure due to an attempt to add a delayed iput after setting BTRFSFSSTATENODELAYEDIPUT in the fsinfo state: WARNING:...

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 found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SMB3: Added missing locks to protect the deferred close file list. The cifsdeldeferredclose function has a critical section that modifies the deferred close file list. We must acquire the deferredlock before calling the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-crypto: fixed a memory leak in virtiocryptoalgskcipherclosesession The variable 'vcctrlreq' is allocated in virtiocryptoalgskcipherclosesession, and should be freed in the invalid ctrlstatus-status error handling case...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btnxpuart: Fixed a null pointer dereference in the btnxpuartflush function. A check was added before freeing the rx-skb in the flush and close functions to handle kernel crashes that occur when removing the driver...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/core: The handling of buffer mapping fails correctly in perfmmap. After a buffer is successfully allocated or attached to an existing buffer, perfmmap attempts to map the buffer into the page table in read-only mode. If this...

Astra Linux – Vulnerability in jackd2

In posix/JackSocket.cpp within the libjack library in JACK2 version 1.9.1 through 1.9.12 distributed with alsa-plugins 1.1.7 and later, there is an issue where “double file descriptor closes” occur during a failed connection attempt when jackd2 is not running. Successful exploitation depends on t...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hamradio: Fixed a memory leak in mkissclose. My local syzbot instance encountered a memory leak in mkissopen1. The issue arose from the missing freenetdev call in mkissclose. In mkissopen, netdevice is allocated and then...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 allows exposure of file descriptors to an unintended control sphere, because rdainterpret uses a privileged pipe without the closeonexec flag...