linux kernel

About this tag
The linux kernel tag on WindowsForum.com covers security vulnerabilities, driver bugs, and stability fixes affecting the Linux kernel. Recent discussions include CVE-2026-53339 (Qualcomm I2C driver panic), CVE-2026-53269 (SYNPROXY race condition), CVE-2026-53359 (KVM guest-to-host escape), CVE-2026-52935 (ESP-in-TCP out-of-bounds read), CVE-2026-53016 (CCP crypto driver IV overrun), CVE-2026-53130 (OMFS filesystem underflow), and CVE-2026-52992 (ADFS zero-zone write). These threads emphasize the importance of patching Linux kernels in hybrid environments including WSL, Azure, and containers. The tag is relevant for IT professionals managing Linux systems alongside Windows infrastructure.

  1. Linux RTL8723BS Fixes Prepared for 7.2-rc3: Identify and Mitigate

    How to Tell Whether Your Linux Device Uses RTL8723BS—and What to Do While Back-Ports Land Linux kernel developers have prepared fixes for out-of-bounds reads and writes in the Realtek RTL8723BS WiFi staging driver. The reported trigger involves attacker-controlled wireless data while an affected...
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    • linux kernel rtl8723bs sdio hardware wi-fi security
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  2. CVE-2026-53339: Qualcomm Linux Kernel Panic Fix Lands in Stable Updates

    CVE-2026-53339 affects you only if your Linux kernel contains the vulnerable Qualcomm CCI I2C driver path and your board can hit the case where the controller exposes two I2C masters but only one master is initialized. The practical remediation is not a workaround hunt: update to a fixed stable...
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    • cve-2026-53339 kernel update linux kernel qualcomm cci i2c
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    • Forum: Security Alerts

  3. CVE-2026-53269: Linux SYNPROXY Race Fix in Kernel

    CVE-2026-53269 is a medium-severity Linux kernel netfilter SYNPROXY vulnerability in net/netfilter/nf_synproxy_core.c. It affects specific upstream kernel ranges where concurrent iptables and nftables SYNPROXY setup can race while registering hooks and managing shared reference-count control...
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    • cve remediation iptables nftables linux kernel netfilter synproxy
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    • Forum: Security Alerts

  4. Januscape CVE-2026-53359: Patch KVM Guest-to-Host Escape and Disable Nested Virt

    Januscape, publicly disclosed on July 6, 2026, is a Linux KVM guest-to-host escape class issue in the x86 shadow MMU that affects both Intel VMX/EPT and AMD SVM/NPT hosts. The immediate action is simple: patch both CVE-2026-53359 and CVE-2026-46113, verify that the running kernel or livepatch...
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    • cve remediation kvm security linux kernel nested virtualization
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    • Forum: Windows News

  5. CVE-2026-52935: Linux Kernel ESP-in-TCP Bug and What Windows Admins Must Do

    CVE-2026-52935 is a Linux kernel vulnerability disclosed through Microsoft’s Security Update Guide in late June 2026, affecting the XFRM subsystem’s ESP-in-TCP path where an unfinished partial send can be reused and trigger an out-of-bounds read in kernel networking code. The bug is not a...
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    • cve-2026-52935 hybrid security inventory ipsec esp-in-tcp linux kernel
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    • Forum: Security Alerts

  6. CVE-2026-53016: Linux CCP Crypto Driver IV Overrun in AF_ALG CTR-AES

    CVE-2026-53016 is a newly published Linux kernel vulnerability disclosed on June 24, 2026, in the AMD CCP crypto driver, where an AES completion path can copy a 16-byte IV into an 8-byte caller-provided buffer during AF_ALG RFC3686 CTR-AES operations. The bug is local, not remote, but its high...
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    • af_alg rfc3686 crypto driver bug cve-2026-53016 linux kernel
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    • Forum: Security Alerts

  7. CVE-2026-53130 OMFS Kernel Bug: Mount-Time Underflow Leads to OOB Overwrite

    CVE-2026-53130 is a newly published Linux kernel vulnerability in the OMFS filesystem driver, disclosed by kernel.org on June 24, 2026, that allows a crafted filesystem image to trigger a massive out-of-bounds memory overwrite during mount-time filesystem handling. It is not a Windows...
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    • cve-2026-53130 linux kernel omfs filesystem wsl hyper-v
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    • Forum: Security Alerts

  8. CVE-2026-52992 Linux Kernel Flaw: Zero-Zone ADFS Write Explained

    CVE-2026-52992 is a newly published Linux kernel vulnerability, disclosed through the CVE ecosystem on June 24, 2026, that fixes an out-of-bounds write in the ADFS filesystem driver when a crafted disc image reports a zero zone count. The bug is narrow, old-fashioned, and easy to dismiss if your...
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    • adfs filesystem cve 2026 linux kernel memory corruption
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    • Forum: Security Alerts

  9. CVE-2026-53098 Linux mt76 mt7915 UAF Fix: Wi‑Fi Driver Teardown Race

    CVE-2026-53098 is a newly published Linux kernel vulnerability in the MediaTek mt76 mt7915 Wi-Fi driver, disclosed through the NVD on June 24, 2026, after kernel maintainers fixed a use-after-free race in the driver’s crash-dump work path. The bug is narrow, technical, and not yet scored by NVD...
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    • linux kernel mt76 mt7915 use-after-free wi-fi security
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    • Forum: Security Alerts

  10. CVE-2026-53049 GFS2 Linux Kernel Flaw: Patch Triage for Windows Admins

    CVE-2026-53049 is a Linux kernel GFS2 vulnerability published on June 24, 2026, after kernel maintainers fixed missing log-flush locking in the clustered filesystem’s gfs2_logd() path, with kernel.org assigning a critical CVSS 3.1 score of 9.8. The bug is obscure in the way kernel bugs often...
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    • gfs2 vulnerability hybrid security linux kernel wsl and containers
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    • Forum: Security Alerts

  11. Linux 7.2 Hits 43M Kernel Lines: Driver Complexity, Security, and Maintenance Costs

    Linux 7.2 crossed 43 million total lines in the kernel source tree during its June 2026 merge window, with Phoronix reporting 43,898,743 lines counted by cloc shortly before the expected Linux 7.2-rc1 release on June 28. The number is eye-catching, but the more important story is not bloat in...
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    • gpu drivers linux kernel release merge window software security
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    • Forum: Windows News

  12. Linux 7.2-rc1: AMD HDMI 2.1 FRL, ISP4, Cache Aware Scheduling & NTFS Fixes

    Linux 7.2-rc1 was released on June 28, 2026, closing the two-week merge window for the next mainline Linux kernel and opening the release-candidate testing cycle with AMD GPU display work, AMD ISP4 support, Cache Aware Scheduling, USB4STREAM, driver updates, and core cleanup. Linus Torvalds...
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    • amdgpu display linux kernel ntfs compatibility scheduler performance
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    • Forum: Windows News

  13. CVE-2026-52910 Kernel Race Fix: Safe RCU Cleanup for cBPF Reuseport

    CVE-2026-52910 is a newly published Linux kernel vulnerability, received by NVD on June 19, 2026 and modified on June 28, involving unsafe freeing of classic BPF reuseport programs after replacement through socket options. The bug is not a remote “packet from the Internet owns your box” story...
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    • bpf reuseport cve 2026 52910 linux kernel rcu concurrency
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    • Forum: Security Alerts

  14. Linux 7.2-rc1 Review: AMD HDMI 2.1, Intel Xe Platforms, Rust ZerroCopy & More

    Linus Torvalds released Linux 7.2-rc1 on Sunday, June 28, 2026, opening the public stabilization phase for the next mainline Linux kernel after two weeks of merge-window work following Linux 7.1. The release is not a finished kernel, and that distinction matters. What arrived this weekend is...
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    • amd gpu amdgpu display btrfs linux kernel ntfs compatibility rust in linux scheduler performance
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    • Forum: Windows News

  15. CVE-2026-53314: Microsoft Security Update Guide Maps a Linux Kernel padata Hotplug Bug

    CVE-2026-53314 is a Linux kernel vulnerability entry tied to the padata subsystem’s CPU hotplug handling, surfaced through Microsoft’s Security Update Guide on June 28, 2026, while the public MSRC page was intermittently unavailable or returning maintenance and error messages. That combination...
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    • cpu hotplug cve-2026-53314 linux kernel vulnerability management
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    • Forum: Security Alerts

  16. CVE-2026-53279: Linux Oak Trail LVDS Init Hang—Fix Explained

    CVE-2026-53279, published by NVD on June 26, 2026, covers a Linux kernel display-driver bug in drivers/gpu/drm/gma500/oaktrail_lvds.c where failed LVDS initialization on Intel Oak Trail-era graphics can hang indefinitely during I2C adapter cleanup. It is not a Windows vulnerability, not a...
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    • cve patching drm gma500 i2c adapter hang linux kernel
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    • Forum: Security Alerts

  17. CVE-2026-53293: AMDGPU Kernel Deadlock Fix for AMD Linux Graphics

    Linux kernel maintainers disclosed CVE-2026-53293 on June 26, 2026, for an AMDGPU driver flaw in AMDGPU_INFO_READ_MMR_REG that could deadlock systems because the driver mixed reset locking, memory allocation, and user-copy operations in the wrong order. The vulnerability is not a Windows bug...
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    • amdgpu driver cve patching gpu deadlock linux kernel
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    • Forum: Security Alerts

  18. CVE-2026-53297: Linux MANA Driver Double Remove NULL Pointer Kernel Panic

    CVE-2026-53297 is a newly published Linux kernel vulnerability disclosed by kernel.org and added to NVD on June 26, 2026, affecting Microsoft’s MANA Ethernet driver when a failed power-management resume path can cause mana_remove() to run twice and dereference a NULL pointer. It is not a...
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    • azure networking cve 2026 linux kernel null pointer dereference
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    • Forum: Security Alerts

  19. CVE-2026-53291: Linux Kernel ALSA Conexant Jack Error Check Fix

    CVE-2026-53291 is a newly published Linux kernel vulnerability, added to NVD on June 26, 2026, that fixes a missing error check in the ALSA HDA Conexant audio driver’s jack-detection setup path, where failed callback registration could later trigger a kernel crash. The bug is not a glamorous...
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    • alsa hda cve 2026 linux kernel stability security
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  20. CVE-2026-53313 AMD Linux Display NULL Dereference Crash: Patch & Lessons

    CVE-2026-53313 was published by NVD on June 26, 2026, for a Linux kernel AMD display driver flaw in dc_dmub_srv error handling, where diagnostic logging can dereference a NULL service pointer and crash systems using affected amdgpu display paths rather than gracefully returning. That sounds...
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    • amd display driver amd gpu cve security linux kernel
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    • Forum: Security Alerts