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: scsi: qedf: Fixed a possible memory leak in qedfallocandinitsb. The hook “qedops-common-sbinit = qedsbinit” does not release the DMA-mapped memory sbvirt when it fails. Added dmafreecoherent to release this memory. This is the...

Astra Linux - Vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: staging: vt6655: fix potential memory leak In the function deviceinittd0ring, memory is allocated for the member tdinfo of priv-apTD0Ringsi, where i increases from 0. In the event of an allocation failure, the memory is freed in...

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

In the Linux kernel, the following vulnerability has been resolved: spi: bcm-qspi: Returns an error if neither hifmspi nor mspi is available. If neither the “hifmspi” nor “mspi” resources are present, the driver will simply exit early during the probe phase, but still return a success status. Apa...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed a possible underflow issue for displays with a large vblank period. Why An underflow was observed when using a display with a large vblank period and a low refresh rate. How The calculation of vblanknom was...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armffa: Check if ffadriverremove is present before executing it. Currently, ffadrv-remove is called unconditionally from ffadeviceremove. Since the driver registration does not check for this, and allows it to be...

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: atm: clip: Fixed NULL pointer dereferencing in vccsendmsg atmarpddevops does not implement the send method, which may cause crashes as described below. BUG: NULL pointer dereferencing in the kernel, address: 0000000000000000 P...

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: ax25: The unshare skbs operation was performed correctly in ax25kissrcv. Bernard Pidoux reported a regression that appeared to be caused by the commit c353e8983e0d “net: introduce per netns packet chains”. This commit introduced ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Forgetting ranges when refining tnum after JSET Syzbot reported a kernel warning due to a range invariant violation in the following BPF program. 0: call bpfgetnetnscookie 1: if r0 == 0 goto 2: if r0 & Oxffffffff goto The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Check the folio mapping after unlocking in relocateonefolio. When we call btrfsreadfolio to update a folio, we unlock the folio. As a result, another thread can modify the mapping such as removing it using invalidate befor...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/exynos: vidi – fixed an issue to avoid directly dereferencing the user pointer. In vidiconnectionioctl, vidi-ediduser pointer is directly dereferenced in the kernel. This allows arbitrary kernel memory access from the user...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed a race condition related to bitfield writes in btrfsclearspaceinfofull. According to the memory-barriers.txt document regarding memory barrier ordering guarantees: - These guarantees do not apply to bitfields, as...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: xfs: fixed issues with freemap adjustments when adding xattrs to leaf blocks. Both xfs/592 and xfs/794 fail this assertion in the leaf block freemap adjustment code after approximately 20 minutes of execution on my test VMs...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Hardened access to reset domains. Accessing reset domain descriptors via indexes in SCMI driver requests, through the SCMI reset operation interface, may potentially lead to out-of-bound violations if the SCMI...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not with the value returned by the map function...

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: libceph: The calctarget function should set t-paused, rather than simply clearing it. Currently, calctarget clears t-paused if the request should no longer be paused. However, it never sets t-paused, even though it can determine...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: Handling of integer overflows in kmallocreserve The committed change was as follows: c ptr = kmallocsize; if ptr size = ksizeptr; size = kmallocsizeroundupsize; ptr = kmallocsize; This caused various crashes, as reported ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Free releases resources after coalescing The releaseresource function does not actually free the resource or the resource list. To avoid a leak, the resource list entry is freed instead...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: az6027: fixed a nullptrderef in az6027i2cxfer Wei Chen reported a kernel bug as follows: General protection fault, likely for non-canonical addresses KASAN: nullptrderef within the range...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mtdchar: Fixed integer overflow in read/write ioctls. The req.start and req.len variables are u64 values that originate from the user at the beginning of the function. We mask the high 32 bits of req.len, ensuring that its value ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: blk-throttle: The BIOTHROTTLED flag is set when bio is throttled. 1. In the current process, all bio instances will set the BIOTHROTTLED flag after the blkthrotlbio function is called. 2. If bio needs to be throttled, the time...