CVE-2026-72276

0.0

fbdev: metronomefb: fix potential memory leak in metronomefb_probe()

Overview
Vulnerability Timeline

Overview

Description

In the Linux kernel, the following vulnerability has been resolved: fbdev: metronomefb: fix potential memory leak in metronomefb_probe() The memory allocated for pagerefs in fb_deferred_io_init() is not freed on the error path. Fix it by calling fb_deferred_io_cleanup().

Details

INFO

Published Date :

Aug. 15, 2026, 6:21 a.m.

Last Modified :

Aug. 17, 2026, 6:18 a.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67

Impact

Affected Products

The following products are affected by CVE-2026-72276 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product	Action
1	Linux	linux_kernel

: Total Affected Vendor : 1 | Products : 1

Solution

Free allocated memory on error paths to prevent leaks.

Review error handling logic in metronomefb_probe().
Ensure fb_deferred_io_cleanup() is called.
Apply kernel patches addressing memory leaks.

References

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-72276.

URL	Resource
https://git.kernel.org/stable/c/01708cf3dca2f88eca26269521cbcc8e2f054ee4
https://git.kernel.org/stable/c/6854cf33dddb212bd7c3d69189623876e7334075
https://git.kernel.org/stable/c/77e26383083c59a67244fcf2e70eecd354451906
https://git.kernel.org/stable/c/894632b862a39b3fe1cb5de06fbae86225ea64de
https://git.kernel.org/stable/c/a889978ec44fe33edb3fb7140dcbbb8e6465c1cb
https://git.kernel.org/stable/c/d54bb39cd34f44b32d5c4a8416fff8b01a9e76be
https://git.kernel.org/stable/c/f779bd494f9521f89bfd4ce23953f3527341e9fd

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-72276 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-72276 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-72276 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-72276 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Aug. 17, 2026

Action	Type	Old Value	New Value
Changed	Affected	[{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '186b89659c4c67cccead52961eab0ca3b23951dc', 'lessThan': '77e26383083c59a67244fcf2e70eecd354451906', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'f779bd494f9521f89bfd4ce23953f3527341e9fd', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '01708cf3dca2f88eca26269521cbcc8e2f054ee4', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'd54bb39cd34f44b32d5c4a8416fff8b01a9e76be', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '6854cf33dddb212bd7c3d69189623876e7334075', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'a889978ec44fe33edb3fb7140dcbbb8e6465c1cb', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '894632b862a39b3fe1cb5de06fbae86225ea64de', 'versionType': 'git'}, {'status': 'affected', 'version': '5.15.149', 'lessThan': '5.15.212', 'versionType': 'semver'}], 'programFiles': ['drivers/video/fbdev/metronomefb.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '5.19'}, {'status': 'unaffected', 'version': '0', 'lessThan': '5.19', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.15.212', 'versionType': 'semver', 'lessThanOrEqual': '5.15.'}, {'status': 'unaffected', 'version': '6.1.178', 'versionType': 'semver', 'lessThanOrEqual': '6.1.'}, {'status': 'unaffected', 'version': '6.6.145', 'versionType': 'semver', 'lessThanOrEqual': '6.6.'}, {'status': 'unaffected', 'version': '6.12.97', 'versionType': 'semver', 'lessThanOrEqual': '6.12.'}, {'status': 'unaffected', 'version': '6.18.40', 'versionType': 'semver', 'lessThanOrEqual': '6.18.'}, {'status': 'unaffected', 'version': '7.1.5', 'versionType': 'semver', 'lessThanOrEqual': '7.1.'}, {'status': 'unaffected', 'version': '7.2-rc1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/video/fbdev/metronomefb.c'], 'defaultStatus': 'affected'}]	[{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '186b89659c4c67cccead52961eab0ca3b23951dc', 'lessThan': '77e26383083c59a67244fcf2e70eecd354451906', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'f779bd494f9521f89bfd4ce23953f3527341e9fd', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '01708cf3dca2f88eca26269521cbcc8e2f054ee4', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'd54bb39cd34f44b32d5c4a8416fff8b01a9e76be', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '6854cf33dddb212bd7c3d69189623876e7334075', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'a889978ec44fe33edb3fb7140dcbbb8e6465c1cb', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '894632b862a39b3fe1cb5de06fbae86225ea64de', 'versionType': 'git'}, {'status': 'affected', 'version': '5.15.149', 'lessThan': '5.15.212', 'versionType': 'semver'}], 'programFiles': ['drivers/video/fbdev/metronomefb.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '5.19'}, {'status': 'unaffected', 'version': '0', 'lessThan': '5.19', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.15.212', 'versionType': 'semver', 'lessThanOrEqual': '5.15.'}, {'status': 'unaffected', 'version': '6.1.178', 'versionType': 'semver', 'lessThanOrEqual': '6.1.'}, {'status': 'unaffected', 'version': '6.6.145', 'versionType': 'semver', 'lessThanOrEqual': '6.6.'}, {'status': 'unaffected', 'version': '6.12.97', 'versionType': 'semver', 'lessThanOrEqual': '6.12.'}, {'status': 'unaffected', 'version': '6.18.40', 'versionType': 'semver', 'lessThanOrEqual': '6.18.'}, {'status': 'unaffected', 'version': '7.1.5', 'versionType': 'semver', 'lessThanOrEqual': '7.1.'}, {'status': 'unaffected', 'version': '7.2', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/video/fbdev/metronomefb.c'], 'defaultStatus': 'affected'}]

New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Aug. 15, 2026

Action	Type	New Value
Added	Affected	[{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '186b89659c4c67cccead52961eab0ca3b23951dc', 'lessThan': '77e26383083c59a67244fcf2e70eecd354451906', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'f779bd494f9521f89bfd4ce23953f3527341e9fd', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '01708cf3dca2f88eca26269521cbcc8e2f054ee4', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'd54bb39cd34f44b32d5c4a8416fff8b01a9e76be', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '6854cf33dddb212bd7c3d69189623876e7334075', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': 'a889978ec44fe33edb3fb7140dcbbb8e6465c1cb', 'versionType': 'git'}, {'status': 'affected', 'version': '56c134f7f1b58be08bdb0ca8372474a4a5165f31', 'lessThan': '894632b862a39b3fe1cb5de06fbae86225ea64de', 'versionType': 'git'}, {'status': 'affected', 'version': '5.15.149', 'lessThan': '5.15.212', 'versionType': 'semver'}], 'programFiles': ['drivers/video/fbdev/metronomefb.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '5.19'}, {'status': 'unaffected', 'version': '0', 'lessThan': '5.19', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.15.212', 'versionType': 'semver', 'lessThanOrEqual': '5.15.'}, {'status': 'unaffected', 'version': '6.1.178', 'versionType': 'semver', 'lessThanOrEqual': '6.1.'}, {'status': 'unaffected', 'version': '6.6.145', 'versionType': 'semver', 'lessThanOrEqual': '6.6.'}, {'status': 'unaffected', 'version': '6.12.97', 'versionType': 'semver', 'lessThanOrEqual': '6.12.'}, {'status': 'unaffected', 'version': '6.18.40', 'versionType': 'semver', 'lessThanOrEqual': '6.18.'}, {'status': 'unaffected', 'version': '7.1.5', 'versionType': 'semver', 'lessThanOrEqual': '7.1.'}, {'status': 'unaffected', 'version': '7.2-rc1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/video/fbdev/metronomefb.c'], 'defaultStatus': 'affected'}]
Added	Description	In the Linux kernel, the following vulnerability has been resolved: fbdev: metronomefb: fix potential memory leak in metronomefb_probe() The memory allocated for pagerefs in fb_deferred_io_init() is not freed on the error path. Fix it by calling fb_deferred_io_cleanup().
Added	Reference	https://git.kernel.org/stable/c/01708cf3dca2f88eca26269521cbcc8e2f054ee4
Added	Reference	https://git.kernel.org/stable/c/6854cf33dddb212bd7c3d69189623876e7334075
Added	Reference	https://git.kernel.org/stable/c/77e26383083c59a67244fcf2e70eecd354451906
Added	Reference	https://git.kernel.org/stable/c/894632b862a39b3fe1cb5de06fbae86225ea64de
Added	Reference	https://git.kernel.org/stable/c/a889978ec44fe33edb3fb7140dcbbb8e6465c1cb
Added	Reference	https://git.kernel.org/stable/c/d54bb39cd34f44b32d5c4a8416fff8b01a9e76be
Added	Reference	https://git.kernel.org/stable/c/f779bd494f9521f89bfd4ce23953f3527341e9fd

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.

Memory Corruption

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