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

In the Linux kernel, the following vulnerabilities have been resolved: TCP/UDP: Fixed memory leaks related to sk and zerocopy SKBS with TX timestamps. Syzkaller reported 0 memory leaks of an UDP socket and ZEROCOPY SKBS. We can reproduce this issue with the following sequence: sk = socketAFINET,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8723bs – fixed a potential memory leak in rtwinitdrvsw. In rtwinitdrvsw, various initialization functions are called to populate the padapter structure, and certain checks are performed on their return values. However...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pinctrl: mediatek: fixed a global-out-of-bounds issue When the eint virtual eint number is greater than the gpio number, it may cause a ‘desceintn’ size global-out-of-bounds issue...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel up to 5.15.2, mwifiexusbrecv in drivers/net/wireless/marvell/mwifiex/usb.c allows an attacker who can connect a crafted USB device to cause a denial of service skboverpanic...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fixed a memory leak in 'host1xremove'. A missing call to 'host1xchannellistfree' was added in the remove function, just as already done in the error handling path of the probe function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed a kernel panic caused by a race condition involving smcsock. A crash occurs when smccdctxhandler attempts to access smcsock, but smcrelease has already freed it. 4570.695099 BUG: Unable to handle a page fault for...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nvme: tcp: avoid race between queuelock lock and destroy Commit 76d54bf20cdc "nvme-tcp: don’t access released sockets during error recovery" added a mutexlock call for the queue-queuelock in nvmetcpgetaddress. However, the...

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

In the Linux kernel, the following vulnerabilities have been resolved: x86/iopl: Fixed inconsistencies in TIFIOBITMAP The function iobitmapexit is called from exitthread, when a task exists or when a fork fails. In the latter case, exitthread cleans up resources that were allocated during fork...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netlink: prevents potential Spectre v1 exploits Most netlink attributes are parsed and validated via nlavalidateparse or validatenla. c u16 type = nlatypenla; if type == 0 || type maxtype / Error or continue / The @type value 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: serial: mxs-auart: add a spinlock around changing the CTS state The uarthandlectschange function in serialcore expects the caller to hold uport-lock. For example, I observed the following kernel error during the loading of 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: i40e: Fixed the MMIO write access to an invalid page in i40eclearhw. When the device sends a specific input, an integer underflow can occur, resulting in MMIO write access to an invalid page. This issue can be prevented by changi...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i2c: lpi2c: Avoid calling clkgetrate during transfer Instead of repeatedly calling clkgetrate for each transfer, lock the clock rate and cache the value. A deadlock was observed when adding the tlv320aic32x4 audio codec to the...

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

In the Linux kernel, the following vulnerability has been resolved: cifs: fixed a underflow issue in parseserverinterfaces. In this loop, we iterate through the buffer. After processing each item, we check whether the sizeleft is greater than the minimum size required. However, the problem arises...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: lpfc: Fixed the call trace observed during I/O operations with CMF enabled. The following issue was observed with CMF enabled: BUG: Use of smpprocessorid in preemptible code: systemd-udevd/31711 Kernel: Caller is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: qrtr: Fixed a bug related to access to the uninit variable in qrtrtxresume. Syzbot reported the following bugs: ===================================================== BUG: KMSAN: uninit-value in qrtrtxresume+0x185/0x1f0...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken every time it was used, but it was only released once, when the final reference to the tty struct was removed. This issue was fixed by taking t...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: media: staging/intel-ipu3: Fixed error handling for setfmt. If an error occurs during the setfmt operation, do not overwrite the previous sizes with the invalid configuration. Without this patch, v4l2-compliance ends up...

Astra Linux – Vulnerability in Linux 5.10, Linux

The Linux kernel before version 5.17.2 mishandles seccomp permissions. The PTRACESEIZE code path allows attackers to bypass the intended restrictions on setting the PTSUSPENDSECCOMP flag...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: fixed an uninitialized value in caifseqpktsendmsg. When nrsegs equals zero in iovecfromuser, the object msg-msgiter.iov contains uninitialized stack memory, which is used in caifseqpktsendmsg. This behavior is defined in...

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: fbdev/ep93xx-fb: Do not assign to struct fbinfo.dev. Do not assign the Linux device to struct fbinfo.dev. The call to registerframebuffer initializes the field to the fbdev device. Drivers should not override its value. Fixed a b...