Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usbnet: ipheth: Use a static NDP16 location within the URB. The original code allowed the start of NDP16 to be anywhere within the URB, based on the wNdpIndex value in NTH16. Only the start position of NDP16 was checked, which ma...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pdscore: Make “waitcontext” a full part of the “qinfo” structure, rather than a stack variable that disappears after “pdscadminqpost” is executed. This ensures that the context is still available after the “wait” loop has ended...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: properly synchronize freeing resources during CPU hotunplug In zswapcompress and zswapdecompress, the per-CPU acompctx of the current CPU at the beginning of the operation is retrieved and used throughout. However, sin...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: - drm/i915/gt: Use spinlockirqsave in interruptible contexts. - The use of spinlock/unlock functions in interrupt contexts could lead to a deadlock, as seen in GitLab issue 13399. This occurs when an interrupt arrives while a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: gpio: rcar: Use rawspinlock to protect register access The rawspinlock is used to fix spurious messages about invalid context when spinlock debugging is enabled. The lock is only used to serialize register access. 4.239592...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: dm-bufio: don't schedule in atomic context A BUG was reported as below when CONFIGDEBUGATOMICSLEEP and tryverifyintasklet are enabled. 129.444685 T934 BUG: sleeping function called from invalid context at drivers/md/dm-bufio.c:24...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: perf/amlogic: Replace smpprocessorid with rawsmpprocessorid in mesonddrpmucreate The Amlogic DDR PMU driver’s mesonddrpmucreate function incorrectly uses smpprocessorid, which assumes disabled preemption. This leads to kernel...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: Prevent tail calls between programs attached to different hooks Programs progs can be attached to kernel functions, and these attached functions may take different parameters or return different return values. If a program...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fixed the WARNON!ctx message in freeevent for partial initialization. The call to getctxchildctx and the assignment of childevent-ctx are now performed immediately after the childevent is allocated. Ensure that...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed an invalid context error in the dml helper. Why “BUG: Sleeping function called from invalid context” error. After: drm/amd/display: Protection was added for the FPU in dml2validate/dml21validate. The...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: amdkfd: The gangctxbo memory object is properly freed when attempting to initialize the user queue. The destructor of the gtt bo is declared as: void amdgpuamdkfdfreegttmemstruct amdgpudevice adev, void memobj; This function take...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: smb/server: fixed a potential null-ptr-deref of leasectxinfo in smb2open A null-ptr-deref will occur when reqoplevel == SMB2OPLOCKLEVELLEASE and parseleasestate returns NULL. This issue was fixed by checking whether...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nfs: handle failure of nfsgetlockcontext in unlock path When memory is insufficient, the allocation of nfslockcontext in nfsgetlockcontext fails and returns -ENOMEM. If we mistakenly treat an nfs4unlockdata structure whose lctx...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Added a bounds check for the create lease context. A missing bounds check was added for the create lease context...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block, bfq: Fixed the issue in bfqlimitdepth. The process of setting the newly allocated bfqq to bic or removing freed bfqq from bic is protected by bfqd-lock. However, bfqlimitdepth dereferences bfqq from bic without using the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: “spufs”: fixed a leak in spufscreatecontext. The fix for the leak was implemented back in 2008; however, it overlooked one case—if we try to set affinity, and spufsmkdir fails, we need to remove the reference to the neighbor obje...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Block: Integrity – Do not call setpagedirtylock Placing multiple protection information buffers within the same page can lead to errors, as setpagedirtylock cannot be called from an interrupt context. Since a protection informati...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: Avoid clobbering the kernel’s FPSIMD state with SMSTOP. On systems with SME Savage Mode Enforcement, the kernel’s FPSIMD state may be erroneously clobbered during a context switch immediately after that state is...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: mt7921 – Fixed kernel panic due to null pointer dereference Fixed a kernel panic caused by a null pointer dereference in the mt792xrxgetwcid function. The issue arises because the deflink structure is not properly...

Astra Linux – Vulnerability in libpod

A flaw was discovered in Podman. In a Containerfile or Podman, data written during the podman build using RUN --mount=type=bind is not discarded. This issue can cause files created within the container to appear in the temporary build context directory on the host, making the created files...