Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx8m-blk-ctrl: The separate reset and clock enable bits are removed for the 8MQ VPU. For the i.MX8MQ platform, the ADB in the VPUMIX domain does not have separate reset and clock enable bits. Instead, both are enabled...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm: Fixed the mmap function to include VMIO and VMDONTDUMP. In commit 510410bfc034 “drm/msm: Implement mmap as a GEM object function”, we switched to a new and cleaner approach for handling this issue. That’s good, but we...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: Fixed a use-after-free in the neigh update handler for the encap entry. The function mlx5erepneighupdate was not updated to accommodate the removal of the rtnl lock from the TC filter update path, and it did not...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in KVM AMD Secure Encrypted Virtualization SEV within the Linux kernel. A KVM guest that uses SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a possible NULL pointer dereferencing in sndusbpcmhasfixedrate. The argument of the subs function may be NULL; therefore, do not use it before a NULL check...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Allocate sufficient space for GMU registers In commit 142639a52a01 “drm/msm/a6xx: fix crashstate capture for A650”, we changed a6xxgetgmuregisters to read 3 sets of registers. Unfortunately, we did not change the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu: Fixed potential use-after-free during probe Kasan has reported the following use-after-free on dev-iommu: When a device probe fails and the dev-iommu is being freed. In the deviommufree function, deferredprobeworkfunc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: lib/ioviter: fixed to increase the refcount of non-slab folio pages. When testing EROFS file-backed mounting over v9fs on QEMU, I encountered a UAF Use-after-Allocation issue with folio pages. The page sanity check reported the...

Astra Linux – Vulnerability in Linux 5.15

A out-of-bounds memory read flaw was discovered in the parseleasestate function within the KSMBD implementation of the in-kernel Samba server and CIFS in the Linux kernel. When an attacker sends the CREATE command along with a malformed payload to KSMBD, due to a lack of checks on the NameOffset...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: arm64: sme: Use STR P to clear the FFR context field in streaming SVE mode The FFR is a predicate register whose size can range from 16 to 256 bits, depending on the configured vector length. When saving the SVE state in streamin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed an array-index-out-of-bounds issue in dcn35clkmgr. Why There is a potential memory access violation during the iteration of the dcn35 clks’ array. How The iteration rate per array size has been limited...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed a kernel crash during module removal The driver incorrectly releases the client instance, and subsequent removal of the i40e module leads to a kernel crash. Reproducing the issue: 1. Perform an offline ethtool test...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free flaw was discovered in the Linux kernel’s Amateur Radio AX.25 protocol functionality, regarding the way users connect with the protocol. This flaw allows a local user to crash the system...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the amdgpuirqput call trace in gmcv110hwfini The gmc.eccirq is enabled by the firmware based on the IFWI setting. The host driver does not have privileges to enable/disable the interrupt. Therefore, using the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: rcar-host: The proper IRQ domain must be passed to generichandledomainirq. Starting with the commit dd26c1a23fd5 “PCI: rcar-host: Switch to msicreateparentirqdomain”, the MSI parent IRQ domain is set to NULL because the obje...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-quicki2c: Fixed the ACPI DSD ICRS/ISUB length issue. The QuickI2C ACPI DSD methods return ICRS and ISUB data with a trailing byte, causing the actual length to be one byte more than the struct definition...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Thunderbolt: Fixed a memory leak in margining. The memory associated with usb4-margining also needs to be freed for the upstream port of the router. This issue is fixed even though the debugfs directory is freed when the route...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ath11k: Disable spectral scan during spectral deinit When ath11k modules are removed using rmmod with spectral scan enabled, a crash occurs. Different crash traces are observed for each instance of the crash. Send a command to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Rejects attempts to synchronize VMSA of an already-launched/encrypted vCPU. Synchronize the vCPU state with its associated VMSA if the vCPU has already been launched, that is, if the VMSA has already been encrypted. On ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: Added a lock to protect the encoder context list. A lock was added for the ctxlist to prevent accessing a NULL pointer within the 'vpuencipihandler' function when the ctxlist is deleted due to an unexpect...