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

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Defer 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, the...

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

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Check rcureadlockTraceheld before calling BPF map helpers. These three BPFmaplookup,update,deleteelem helpers are also available for sleepable BPF programs. Therefore, add the corresponding lock assertion for sleepable BP...

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

In the Linux kernel, the following vulnerabilities have been resolved: hwmon: coretemp Fixed out-of-bounds memory access. Fixed a bug where pdata-cpumap was set before the out-of-bounds check. This issue may occur on systems with more than 128 cores per package...

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

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: Ensure visibility when inserting an element into tracingmap. Running the following two commands in parallel on a multi-processor AArch64 machine may occasionally generate an unexpected warning regarding duplicate...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Clean up only new IRQ glue on requestirq failure The mlx5irqalloc function can inadvertently free the entire rmap and end up in a crash1 when the other threads tries to access this, when requestirq fails due to exhauste...

Astra Linux – Vulnerability in Qemu

QEMU 5.0.0 has a use-after-free issue in the hw/usb/hcd-xhci.c file, as the return value of usbpacketmap is not checked...

Astra Linux – Vulnerability in Linux 5.10

A race condition was detected in the Linux kernel’s ebpf verifier between bpfmapupdateelem and bpfmapfreeze, due to a missing lock in the kernel/bpf/syscall.c file. In this flaw, a local user with special privileges capsysadmin or capbpf can modify the frozen mapped address space. This flaw affec...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fixed null pointer dereferencing in pinctrldttomap Here is the BUG report by KASAN regarding null pointer dereferencing: BUG: KASAN: nullptrderef in strcmp+0x2e/0x50 A read of size 1 was performed at address...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drivers/virt/acrn: Fixed the PFNMAP PTE checks in acrnvmrammap. The patch series “mm: Improvements to followpte and fixes for acrn followpte”. Patch 1 fixes a number of issues I identified in the acrn driver. It’s just compile...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not drop the extentmap for free space inode on a write error While running the CI for an unrelated change, I encountered the following panic: with generic/648 on btrfsholesspacecache. Assertion failed: blockstart !=...

Astra Linux – Vulnerability in Firefox

The return value from gfx::SourceSurfaceSkia::Map wasn’t verified, which could potentially lead to a null pointer dereferencing. This vulnerability affects Firefox versions less than 110...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fixed a use-after-free race condition for maps It is possible that before fastrpcfreemap is called, another thread may call fastrpcmaplookup and obtain a reference to a map that is about to be deleted. The function...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath10k: Added cleanup of the peer map when deleting a peer in ath10kstastate. When peer deletion fails during a disconnection operation, a use-after-free occurs. This was detected by KFENCE in the log. The reason is that fo...

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: ALSA: usb-audio: Stop parsing channel bits when all channels are found. If a USB audio device sets more bits than the number of channels it supports, it may write data outside of the map array...

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

In the Linux kernel, the following vulnerability has been resolved: The issue lies in ofparsephandlewithargsmap. In this function, the inner loop that iterates through the map entries calls ofnodeputnew to free the reference acquired during the previous iteration of the inner loop. This assumes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF, sockmap: Fixed a potential memory leak in an unlikely error case. If the skblinearize function is required and fails, we might leak a message during error handling. To address this issue, we must free the message buffer befo...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021553)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021553 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021539)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021539 advisory. In the Linux kernel, the following vulnerability has been resolved: vfio/type1: prevent underflow of lockedvm via exec When a vfio container is preserved across exec...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021601)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021601 advisory. In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix race condition between reset and nvmedevdisable nvmedevdisable modifies the...

RHCOS 4 : OpenShift Container Platform 4.17.54 (RHSA-2026:17595)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:17595 advisory. - golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 - golang: net/url: Memory exhaustion in quer...