Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed an early init panic issue. An early failure in hfi1ipoibsetuprn can lead to the following panic: BUG: Unable to handle a NULL pointer derefrence in the kernel at 00000000000001b0 PGD 0 P4D 0 Oops: 0002 1 SMP NOP...

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: ext4: ignore xattrs entries past the “end” entry. Once inside ‘ext4xattrinodedecrefall’, we should ignore xattrs entries that are located after the “end” entry. This fixes the following KASAN reported issue:...

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: net/sctp: The issue of integer overflow during autoclose operations in sctpassociationinit has been addressed. By default, maxautoclose equals INTMAX / HZ. However, it is possible to set net.sctp.maxautoclose to UINTMAX. There is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iommufd/iovabitmap: Fixed a out-of-bounds situation in iovabitmapoffsettoindex. A UBSAN out-of-bounds issue was addressed in iovabitmapoffsettoindex, where shifting the constant “1” of type int by bitmap-mapped.pgshift a unsigned...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: md: The mdstopwrites function is called in mdstop. From the link 1, we can see that raid1d was still running even after the path raiddtr - mdstop - mdstop. Let’s stop writing data first in the destructor, to align with the normal...

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

In the Linux kernel, the following vulnerability has been resolved: Ring-Buffer: Sync-IRQ works before the buffer is destroyed. If something was written to the buffer just before its destruction, it may be possible—though not in a real system—to destroy the ringbuffer before the IRQ-related...

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

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Correct check for empty list Since the commit a3c53be55c95 “net: dsa: mv88e6xxx: Support multiple MDIO buses“”, the function mv88e6xxxdefaultmdiobus has checked that the return value of listfirstentry is...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fixed a crash that occurred during the transportportremove function, by using iocinfo. During this function, messages were logged via devprintk regarding &mpt3sasport-port-dev. At this point, the SAS transport devi...

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

In the Linux kernel, the following vulnerability has been resolved: tee: Fix NULL pointer dereference in teeshmput teeshmput has a NULL pointer dereference: opteedisableshmcache shm = regpairtoptr...; // shm may return NULL teeshmfreeshm; teeshmputshm; // results in a crash Add a check in...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscpi: Fixed string overflow in the SCPI genpd driver. Without the bounds checks for scpipd-name, a buffer overflow could occur when copying the SCPI device name from the corresponding device tree node. This occurs...

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

In the Linux kernel, the following vulnerabilities have been resolved: tls: fixed the missing memory barrier in tlsinit In tlsinit, a write memory barrier is missing, and store-store reordering may cause NULL dereferencing in tlssetsockopt,getsockopt. CPU0 CPU1 ----- ----- // In tlsinit // 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: USB: core: Fixed a deadlock in usbdeauthorizeinterface Among the attribute file callback routines in drivers/usb/core/sysfs.c, the interfaceauthorizedstore function is the only one that acquires a device lock on an ancestor devic...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a race condition between quota rescan and disabling quotas, which could lead to a NULL pointer derefrence. If one task attempts to start the quota rescan worker while another task attempts to disable quotas, we can e...

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: libceph: fixed a potential use-after-free in havemonandosdmap The wait loop in cephopensession can race with the client receiving a new monmap or osdmap shortly after the initial map is received. Both cephmonchandlemap and...

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

In the Linux kernel, the following vulnerabilities have been resolved: ima: Fixed a use-after-free issue related to the dname.name of a dentry. – dname.name can be changed during a rename operation, and the previous value can be freed. There are conditions that could potentially stabilize this...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm: Fixed a potential null-ptr-deref due to drmmmodeconfiginit. drmmmodeconfiginit will call drmmodecreatestandardproperties, and it does not check the return value. When drmmodecreatestandardproperties fails due to allocatio...

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

In the Linux kernel, the following vulnerability has been resolved: phonet: fixed the rtmphonetnotify function’s skb allocation. The fillroute function stores three components in the skb: - struct rtmsg - RTADST u8 - RTAOIF u32 Therefore, rtmphonetnotify should use: NLMSGALIGNsizeofstruct rtmsg...

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-hidpp: Fixed a kernel crash when the USB connection is disconnected. The function hidppconnectevent experiences four times-of-check versus-time-of-use TOCTOU races when it races with itself. hidppconnectevent...

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: crypto: essiv – The ssizei check is moved to the beginning of essivaeadcrypt, so it is also checked for decryption and in-place encryption operations...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: HID: amdsfh: Free driverdata after destroying the hid device Driver callbacks for HID are no longer called after the hiddestroydevice function is called. Therefore, the driverdata should only be freed after the hiddestroydevic...