CVE-2026-53296General(linux / linux_kernel)

LOWCVSS 7.8 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: free channels on probe error On probe error, free the previously obtained channels. This not only prevents a leak, but also UAF scenarios because the client structure will be removed nonetheless because it was allocated with devm.

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0.0/ 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

2 mentions across 1 observed day

What's happening

Technical details provided in 2 signals
General: 2 classified signals
2 total mentions across 1 day

Affected systems

Vendors

linux

Products

linux_kernel

1 version affected across 1 product

Deep dive

Activity timeline2 mentions / 1d

Signal classification1 categories

General

2100.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

Infoflowcloud@infoflowcloud91d
General
🚨*CVE* CVE-2026-53296 In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: free channels on probe error On probe error, free the previously obtained… https://www.cve.org/CVERecord?id=CVE-2026-53296 ----- Traducción: CVE-2026-53296 En … http://infoflow.cloud`
Post summary
The announcement reports that CVE‑2026‑53296 in the Linux kernel has been addressed, but provides minimal technical detail and no evidence of active exploitation, patches, or PoC.
0001037
89 followersView on X
CVE@CVEnew91d
General
CVE-2026-53296 In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: free channels on probe error On probe error, free the previously obtained… https://www.cve.org/CVERecord?id=CVE-2026-53296
Post summary
The CVE-2026-53296 bug in the Linux kernel’s mailbox subsystem, involving improper cleanup on probe error, has been fixed. The post gives a concise technical description but offers no PoC, exploit code, or evidence of active exploitation.
00000721
57.7K followersView on X

CPE platform detail2 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

2 of 2 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	linux	linux_kernel	-	-	-
OS	linux	linux_kernel	7.1	-	-

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