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: scs: A wrong parameter was fixed in scsmagic. The scsmagic function requires a void variable, but a struct taskstruct is provided instead. taskscstsk represents the starting address of the task’s shadow call stack, and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect currxfer in tegraqspicombinedseqxfer The currxfer field is read by the IRQ handler without holding a lock. This allows the IRQ handler to check whether a transfer is in progress. When clearing the...

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: nilfs2: The error related to directory read operations from nilfsfindentry is now propagated to the calling functions. Syzbot reported that a task hang occurred in vcsopen during a fuzzing test for nilfs2. The root cause of 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: “mm/writeback: fix possible divide-by-zero in wbdirtylimits, again” This issue was addressed by reverting to the previous behavior. The patch series “mm: Avoid possible overflows in dirty throttling” also addresses this issue. Th...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: kernel/printk/index.c: fixed the memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be passed to dput, otherwise a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: staticcall: Proper handling of module initialization failures is implemented in staticcalldelmodule. Module insertion calls staticcalladdmodule to initialize the static calls within a module. staticcalladdmodule calls...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: phonet/pep: fixed the use of racyskbqueueempty The receive queues are protected by their respective spin-locks, not the socket lock. This could lead to skbpeek returning NULL or a pointer to a socket buffer that has already been...

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: mlxsw: spectrumacltcam: A memory leak has been fixed when canceling the rehash operation. The rehash operation is rescheduled with a delay if the number of credits at the end of the operation is not negative—this indicates that t...

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

In the Linux kernel, the following vulnerability has been resolved: USB: serial: mos7840: fix crash on resume Since the commit c49cfa917025 “USB: serial: use generic method if no alternative is provided in the USB serial layer”, the USB serial core calls the generic resume implementation when the...

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

In the Linux kernel, the following vulnerability has been resolved: ppp: Rejects packets that are claimed to be LCP packets but are actually malformed packets. Since pppasyncencode assumes that the packets are valid LCP packets with codes from 1 to 7 inclusive, add pppcheckpacket to ensure that t...

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

In the Linux kernel, the following vulnerabilities have been resolved: HID: logitech-dj: Fixed a memory leak in logidjrecvswitchtodjmode Fixed a memory leak in the logidjrecvsendreport error path...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Fixed a bug in the pipe direction for control transfers. The syzbot fuzzer reported a minor bug in the usbtmc driver: usb 5-1: The BOGUS control direction, with pipe 80001e80, does not match bRequestType 0. WARNING:...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: validation of user data in compact ioctl commands. Incorrect user data may cause warnings in i2ctransfer. For example, it may result in no messages being sent at all. Userspace should not be able to trigger such warnings...

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

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: iwlegacy: Clear stale interrupts before resuming the device. The iwl4965 driver fails when resuming from hibernation on my laptop. The reason seems to be that stale interrupts are not cleared before interrupts are enable...

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: led-backlight: ledbl: The lock must be held when calling ledsysfsdisable. Lockdep has detected the following issue during the removal of led-backlight: 142.315935 ------------ Cut here ------------ 142.315954 WARNING: CPU: 2; PID...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SoundWire: Revisiting the driver’s bind/unbind operations and callbacks In the SoundWire framework, we store a pointer from the driver operations in the “slave” structure. This can lead to kernel errors when unbinding codec...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfc: Fixed potential resource leaks nfcgetdevice now takes a reference to the device and adds it; nfcputdevice is added to release it when no longer needed. Additionally, the warning message was corrected by using the error co...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/gma500: Fixed a bug where a sleeping function called from an invalid context caused errors. The function gmacrtcpageflip held the eventlock spinlock while calling crtcfuncs-modesetbase, which requires the wwmutex. The only...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: qrtr: The MHI channel should start after the endpoint creation. The MHI channel may generate an event/interrupt immediately after enabling. This can lead to two race condition issues. 1. Such events may be dropped by the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Fixed corruption in bulkmove when adding an entry. When the resource is the first one in the bulkMove range, adding it again i.e., moving it to the end of the list will cause corruption in the list, since the first point...