VulnSocial

CVE-2026-53295Disclosure(linux / linux_kernel)

LOWCVSS 5.5 · MEDIUM

Signal is active with 2 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: mailbox: add sanity check for channel array Fail gracefully if there is no channel array attached to the mailbox controller. Otherwise the later dereference will cause an OOPS which might not be seen because mailbox controllers might instantiate very early. Remove the comment explaining the obvious while here.

linux CVEsBack to dashboard
0.5/ 10 priority

Sources & remediation

Patch / fix
Other references

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
  • 2 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 2 signals
  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 2 total mentions across 1 day

Affected systems

Vendors
linux
Products
linux_kernel

2 versions affected across 1 product

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-06-28: 2Patch / Workaround · 2026-06-28: 2Technical Details · 2026-06-28: 106-28
Signal classification2 categories
Disclosure
150.0%
Patch
150.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-53295 In the Linux kernel, the following vulnerability has been resolved: mailbox: add sanity check for channel array Fail gracefully if there is no channel array attache… https://www.cve.org/CVERecord?id=CVE-2026-53295 ----- Traducción: CVE-2026-53295 En … http://infoflow.cloud`

    Post summary

    CVE-2026-53295, affecting the Linux kernel mailbox component, has been resolved with a patch that adds a sanity check for the channel array; no PoC, exploit, or active attack reports are mentioned.

    0000034
    89 followersView on X
  • CVE@CVEnew
    Patch

    CVE-2026-53295 In the Linux kernel, the following vulnerability has been resolved: mailbox: add sanity check for channel array Fail gracefully if there is no channel array attache… https://www.cve.org/CVERecord?id=CVE-2026-53295

    Post summary

    The text announces that CVE-2026-53295 in the Linux kernel has been fixed with a sanity check for the mailbox channel array, offering a patch update without signs of exploitation or PoC.

    00000714
    57.7K followersView on X
CPE platform detail9 entries

9 of 9 entries

PartVendorProductVersionTarget SWTarget HW
OSlinuxlinux_kernel---
OSlinuxlinux_kernel3.18--
OSlinuxlinux_kernel3.18--
OSlinuxlinux_kernel3.18--
OSlinuxlinux_kernel3.18--
OSlinuxlinux_kernel3.18--
OSlinuxlinux_kernel3.18--
OSlinuxlinux_kernel3.18--
OSlinuxlinux_kernel7.1--

Explore more

Back to dashboardlinux CVEslinux_kernel vulnerabilities