Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: serial: core: Fixed the issue where the transmit-buffer was not freed after closing the serial port. The commit 761ed4a94582 “tty: serialcore: changed uartclose to use ttyportclose” converted the serial core to use ttyportclos...

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

In the Linux kernel, the following vulnerability has been resolved: The issue with bitmap corruption when using CLOSERANGEUNSHARE in closerange has been fixed. The function copyfdbitmapsnew, old, count is expected to copy the first count/BITSPERLONG bits from old-fullfdsbits and fill the rest wit...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Avoid using sksocket after free when sending messages. The sk-sksocket is not locked or referenced in the backlog thread. During the call to skbsendsock, there is a race condition involving the release of sksocket...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: In the bcm module, there was a issue where bo-bcmprocread was still triggered after the removeprocentry function was called. The syzbot tool reported a warning in the bcmrelease function. The fix addressed another warning that...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: s5p-mfc: Clearing workbit to handle error conditions During an error with the CLOSEINSTANCE command, ctxworkbits wasn’t cleared. Subsequent execution of mfc led to a NULL pointer dereferencing of this context, resulting in...

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: espintcp: A race condition in espintcpclose has been fixed. This issue was discovered during a code audit. After espintcpclose is called, espintcptxwork can still be scheduled using functions like the Delayed ACK handler or...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc: Fixed the issue where the listen function sets the backlog to too high for preallocation rings. The listen handler of AFRXRPC allows you to set the backlog to 32 if you increase the sysctl value. However, since the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: fixed NULL dereferencing and use-after-free in smctcpsynrecvsock. Syzkaller reported a panic in smctcpsynrecvsock. The smctcpsynrecvsock function is called in the TCP receive path softirq via icskafops-synrecvsock on...

Astra Linux – Vulnerability in Linux 5.15

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 5.15

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 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

There is a vulnerability related to time-of-check to time-of-use issues in the iouringsubsystem’s IORINGOPCLOSE operation in the Linux kernel versions 5.6 to 5.11 inclusive. This vulnerability allows a local user to elevate their privileges to root. Introduced in the version...

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 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...

CVE-2026-80982

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free in smcrxpipebufrelease smcrxsplice hands RMB pages to a pipe and takes a socket reference per entry so the smcsock stays alive until the reader finishes. The connection does not: a concurrent close run...

CVE-2026-80982

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free in smcrxpipebufrelease smcrxsplice hands RMB pages to a pipe and takes a socket reference per entry so the smcsock stays alive until the reader finishes. The connection does not: a concurrent close run...

EUVD-2026-76464

In the Linux kernel, the following vulnerability has been resolved: nouveau/gem: reserve the bo in the info ioctl around the vma lookup In the non-uvmm path, there could be a race between the info lookup finding the vma, and the gem close path closing the vma leading to a use-after-free. Spotted...

CVE-2026-80982 net/smc: fix use-after-free in smc_rx_pipe_buf_release()

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free in smcrxpipebufrelease smcrxsplice hands RMB pages to a pipe and takes a socket reference per entry so the smcsock stays alive until the reader finishes. The connection does not: a concurrent close run...

CVE-2026-80982

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free in smcrxpipebufrelease smcrxsplice hands RMB pages to a pipe and takes a socket reference per entry so the smcsock stays alive until the reader finishes. The connection does not: a concurrent close run...

CVE-2026-80982 net/smc: fix use-after-free in smc_rx_pipe_buf_release()

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free in smcrxpipebufrelease smcrxsplice hands RMB pages to a pipe and takes a socket reference per entry so the smcsock stays alive until the reader finishes. The connection does not: a concurrent close run...