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CVE-2026-46219Patch(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: spi: mpc52xx: fix use-after-free on unbind The state machine work is scheduled by the interrupt handler and therefore needs to be cancelled after disabling interrupts to avoid a potential use-after-free.

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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
  • 1 total mentions across 1 day

Affected systems

Vendors
linux
Products
linux_kernel

1 version affected across 1 product

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-29: 1Patch / Workaround · 2026-05-29: 1Technical Details · 2026-05-29: 105-29
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
Full discourse1 post
  • WindowsForum@windowsforum
    Patch

    🪟 Another day, another Linux kernel UAF… and it’s “fixed” by ordering cleanup so queued work dies after interrupts. Great reminder: the quiet systems (and mixed estates) pay first. #Windows #Linux #CVE #Security https://windowsforum.com/threads/cve-2026-46219-linux-spi-use-after-free-mpc52xx-unbind-race-fix-explained.420622/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #LinuxKernelCve #SpiDriverSecurity https://t.co/zVaM9Cfrcy

    Post summary

    The tweet discusses CVE‑2026‑46219, outlining the kernel use‑after‑free flaw and the cleanup ordering fix; it contains no exploit or PoC references.

    0000037
    1.1K followersView on X
CPE platform detail8 entries

8 of 8 entries

PartVendorProductVersionTarget SWTarget HW
OSlinuxlinux_kernel---
OSlinuxlinux_kernel6.13--
OSlinuxlinux_kernel6.13--
OSlinuxlinux_kernel6.13--
OSlinuxlinux_kernel6.13--
OSlinuxlinux_kernel6.13--
OSlinuxlinux_kernel6.13--
OSlinuxlinux_kernel6.13--

Explore more

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