VulnSocial

CVE-2026-46075Disclosure(linux / linux_kernel)

LOWCVSS 7.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch linux linux_kernel systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-sha204a - Fix potential UAF and memory leak in remove path Unregister the hwrng to prevent new ->read() calls and flush the Atmel I2C workqueue before teardown to prevent a potential UAF if a queued callback runs while the device is being removed. Drop the early return to ensure sysfs entries are removed and ->hwrng.priv is freed, preventing a memory leak.

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0.5/ 10 priority

Sources & remediation

Patch / fix
Weakness type (CWE)
CWE-416

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • linux_kernel

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
linux
Products
linux_kernel

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-28: 1Patch / Workaround · 2026-05-28: 1Technical Details · 2026-05-28: 105-28
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • WindowsForum@windowsforum
    Disclosure

    🪟 Kernel security’s real boss fight: the teardown path. Device removal + RNG reads racing = UAF + leaks—aka “works fine until you unplug it.” That matters everywhere. #Windows #Security #CVE #Kernel https://windowsforum.com/threads/cve-2026-46075-linux-driver-fix-rng-teardown-race-uaf-and-memory-leaks.420406/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #PatchManagement #LinuxKernel #CryptoDriverSecurity https://t.co/2gygjz3Udl

    Post summary

    The forum thread details a race‑condition based UAF vulnerability in a Linux kernel driver, notes that a fix exists, but provides no proof‑of‑concept, exploit code, or evidence of active exploitation.

    0000032
    1.1K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
OSlinuxlinux_kernel---

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