CVE-2026-72101
dm-integrity: fix leaking uninitialized kernel memory
Description
In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix leaking uninitialized kernel memory If hash size is less than device's tuple size, dm-integrity is supposed to zero the remaining space. There was a bug in the code that zeroing didn't work. This commit fixes it.
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
Solution
- Update the Linux kernel to the patched version.
- Ensure dm-integrity zeroing logic is correctly implemented.
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-2026-72101.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-72101 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-2026-72101
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-2026-72101 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-72101 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': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '50af3e51dc709384701dbc721b4bd865285c5f2c', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '0c4e9bb1d4101030f55c869f18bd3ece39a77bbb', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '8f0af8493009a61b4313e0a8c6e03fbc36fd43f9', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '7bb03b2b01b814a9fc14afbfc2cbb2cca5b34750', 'versionType': 'git'}], 'programFiles': ['drivers/md/dm-integrity.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.11'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.11', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.12.101', '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-rc3', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/md/dm-integrity.c'], 'defaultStatus': 'affected'}] [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '50af3e51dc709384701dbc721b4bd865285c5f2c', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '0c4e9bb1d4101030f55c869f18bd3ece39a77bbb', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '8f0af8493009a61b4313e0a8c6e03fbc36fd43f9', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '7bb03b2b01b814a9fc14afbfc2cbb2cca5b34750', 'versionType': 'git'}], 'programFiles': ['drivers/md/dm-integrity.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.11'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.11', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.12.101', '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/md/dm-integrity.c'], 'defaultStatus': 'affected'}] -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Aug. 15, 2026
Action Type Old Value 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': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '50af3e51dc709384701dbc721b4bd865285c5f2c', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '0c4e9bb1d4101030f55c869f18bd3ece39a77bbb', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '8f0af8493009a61b4313e0a8c6e03fbc36fd43f9', 'versionType': 'git'}, {'status': 'affected', 'version': 'fb0987682c629c1d2c476f35f6fde405a5e304a4', 'lessThan': '7bb03b2b01b814a9fc14afbfc2cbb2cca5b34750', 'versionType': 'git'}], 'programFiles': ['drivers/md/dm-integrity.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.11'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.11', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.12.101', '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-rc3', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/md/dm-integrity.c'], 'defaultStatus': 'affected'}] Added Description In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix leaking uninitialized kernel memory If hash size is less than device's tuple size, dm-integrity is supposed to zero the remaining space. There was a bug in the code that zeroing didn't work. This commit fixes it. Added Reference https://git.kernel.org/stable/c/0c4e9bb1d4101030f55c869f18bd3ece39a77bbb Added Reference https://git.kernel.org/stable/c/50af3e51dc709384701dbc721b4bd865285c5f2c Added Reference https://git.kernel.org/stable/c/7bb03b2b01b814a9fc14afbfc2cbb2cca5b34750 Added Reference https://git.kernel.org/stable/c/8f0af8493009a61b4313e0a8c6e03fbc36fd43f9