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

In the Linux kernel, the following vulnerability has been resolved: bpf: Deferring the release of the inner map when necessary When updating or deleting an inner map in the map array or map htab, the map may still be accessed by non-sleepable programs or sleepable programs. However, when the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Both valid and invalid roots are cleared when unmapping a gfn range. KVM must ensure that it does not hold any references to the freed page after the unmapping...

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: espintcp: A race condition in espintcpclose has been fixed. This issue was discovered during a code audit. After espintcpclose is called, espintcptxwork can still be scheduled using functions like the Delayed ACK handler or...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: megaraidsas: Fixed an invalid node index issue. On systems with DRAM interleave enabled, out-of-bound access was detected: megaraidsas 0000:3f:00.0: Requested/available msix 128/128 pollqueue 0 ------------ Cut here...

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: bnxten: Correctly sets the DMA unmap len for XDPREDIRECT. When transmitting an XDPREDIRECT packet, call dmaunmaplenset with the correct length instead of 0. This bug triggers this warning on a system with IOMMU enabled: WARNIN...

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

In the Linux kernel, the following vulnerabilities have been resolved: cifs: Fixed a UAF in cifsdemultiplexthread There is a UAF when performing xfstests on cifs: BUG: KASAN: Use-after-free in smb2isnetworknamedeleted+0x27/0x160 Reading a size 4 value at address ffff88810103fc08 by task cifsd/923...

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: Fixed a possible use-after-free during rehash. The rehash process delays the migration of filters from one region to another based on the number of available credits. If the number of credits is...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A issue was discovered in the drivers/input/input.c file within the Linux kernel before version 5.17.10. An attacker can cause a denial of service panic if inputsetcapability mishandles situations where an event code falls outside of a bitmap...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid NULL dereferencing of the timing generator Why & How Check whether the assigned timing generator is NULL before accessing its functions, to prevent NULL dereferencing...

Astra Linux – Vulnerability in Linux

An out-of-bounds memory access flaw was discovered in the x25bind function in the net/x25/afx25.c file within the Linux kernel version v5.12-rc5. A failure in the bounds check allows a local attacker with a user account on the system to access out-of-bounds memory, resulting in a system crash or...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed queue reservation for XDP When XDP was configured on a system with a large number of CPUs and X722 NIC, there was a call trace involving a NULL pointer dereference. i40e 0000:87:00.0: Failed to obtain tracking for...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921 – fixed a crash that occurred during startup failure. If the network interface card fails to start, it is possible that the resetwork task has already been scheduled. Ensure that this task is canceled so that a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i2c: tegra: Do not mark ACPI devices as irq safe On ACPI machines, the tegra i2c module encounters an issue due to a mutex being called inside a spinlock. This leads to the following bug: BUG: A sleeping function is called from a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Prevent panic when SDMA is disabled. If the hfi1 module is loaded with HFI1CAPSDMA disabled, a call to hfi1writeiter will dereference a NULL pointer, resulting in a panic. A typical stack frame is as follows:...

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: HID: wacom: fixed an issue where dereferencing a null pointer could occur when retrieving the product name. This issue was discovered on the EXCELSIOR DL37-D05 device with the Loongson-LS3A6000-7A2000-DL37 motherboard. Kernel log...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Reenabling NETIFFIPV6CSUM offloading for BIG TCP packets The problematic commit disabled the hardware offloading of IPv6 packets with extension headers on devices that advertise NETIFFIPV6CSUM. This was based on the definiti...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Initializing quotas for ‘old.inode’ in ‘ext4rename’. Syzbot identified the following issues: - ext4parseparam: swantextraisize=128 - ext4inodeinfoinit: swantextraisize=32 - ext4rename: old.inode=ffff88823869a2c8;...

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: comedi: aioiiro16: Fixed the bit shift out of bounds issue. When checking for a supported IRQ number, the following test is used: if 1 options1 & 0xdcfc However, it-optionsi is an unchecked int value from the user space, so the...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: RSI: Fixed a memory leak in rsicoexattach The coexcb object needs to be freed when rsicreatekthread fails in rsicoexattach...

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

In the Linux kernel, the following vulnerability has been resolved: rtmutex: The rtmutex::waitlock function is dropped before scheduling. The rtmutexhandledeadlock function is called with the rtmutex::waitlock lock still held. In the good case, it returns with the lock held; in the deadlock case,...