0.0
NA
CVE-2026-64342
USB: iowarrior: fix use-after-free on disconnect
Overview
Description
In the Linux kernel, the following vulnerability has been resolved: USB: iowarrior: fix use-after-free on disconnect Submitted write URBs are not stopped on close() and therefore need to be stopped unconditionally on disconnect() to avoid use-after-free in the completion handler.
Details
INFO
Published Date :
July 25, 2026, 10:17 a.m.
Last Modified :
Aug. 17, 2026, 5:17 a.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
Fix a use-after-free vulnerability in the Linux kernel by stopping submitted URBs on disconnect.
- Update the Linux kernel to the patched version.
- Ensure submitted URBs are stopped on disconnect.
- Apply the USB: iowarrior fix.
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-2026-64342.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-64342 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-2026-64342
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-2026-64342 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-64342 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': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'd058d377291567b72aea33b017215cbfb383b0ad', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': '97ad9337127be04ca0b027c2b01e69302353f404', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': '164398601a7f160bc3df1efa454f983302cef03f', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'f328b0e9a0dbd162f5db1b83026b689f2fea2241', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'b748f97aff339e7f08dca9cf38a05b980fb66fea', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'e4596816984efc537e7c04c1af0c639394f967f7', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'bc0e4f16c44e50daa0b1ea729934baa3b4815dee', 'versionType': 'git'}], 'programFiles': ['drivers/usb/misc/iowarrior.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '2.6.21'}, {'status': 'unaffected', 'version': '0', 'lessThan': '2.6.21', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.10.261', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'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': '6.12.96', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.39', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.4', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2-rc3', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/usb/misc/iowarrior.c'], 'defaultStatus': 'affected'}] [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'd058d377291567b72aea33b017215cbfb383b0ad', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': '97ad9337127be04ca0b027c2b01e69302353f404', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': '164398601a7f160bc3df1efa454f983302cef03f', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'f328b0e9a0dbd162f5db1b83026b689f2fea2241', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'b748f97aff339e7f08dca9cf38a05b980fb66fea', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'e4596816984efc537e7c04c1af0c639394f967f7', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'bc0e4f16c44e50daa0b1ea729934baa3b4815dee', 'versionType': 'git'}], 'programFiles': ['drivers/usb/misc/iowarrior.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '2.6.21'}, {'status': 'unaffected', 'version': '0', 'lessThan': '2.6.21', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.10.261', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'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': '6.12.96', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.39', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.4', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/usb/misc/iowarrior.c'], 'defaultStatus': 'affected'}] -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 25, 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': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'd058d377291567b72aea33b017215cbfb383b0ad', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': '97ad9337127be04ca0b027c2b01e69302353f404', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': '164398601a7f160bc3df1efa454f983302cef03f', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'f328b0e9a0dbd162f5db1b83026b689f2fea2241', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'b748f97aff339e7f08dca9cf38a05b980fb66fea', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'e4596816984efc537e7c04c1af0c639394f967f7', 'versionType': 'git'}, {'status': 'affected', 'version': '946b960d13c15f050a3b848987aaca79f6a459b7', 'lessThan': 'bc0e4f16c44e50daa0b1ea729934baa3b4815dee', 'versionType': 'git'}], 'programFiles': ['drivers/usb/misc/iowarrior.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '2.6.21'}, {'status': 'unaffected', 'version': '0', 'lessThan': '2.6.21', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.10.261', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'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': '6.12.96', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.39', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.4', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2-rc3', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/usb/misc/iowarrior.c'], 'defaultStatus': 'affected'}] Added Description In the Linux kernel, the following vulnerability has been resolved: USB: iowarrior: fix use-after-free on disconnect Submitted write URBs are not stopped on close() and therefore need to be stopped unconditionally on disconnect() to avoid use-after-free in the completion handler. Added Reference https://git.kernel.org/stable/c/164398601a7f160bc3df1efa454f983302cef03f Added Reference https://git.kernel.org/stable/c/97ad9337127be04ca0b027c2b01e69302353f404 Added Reference https://git.kernel.org/stable/c/a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595 Added Reference https://git.kernel.org/stable/c/b748f97aff339e7f08dca9cf38a05b980fb66fea Added Reference https://git.kernel.org/stable/c/bc0e4f16c44e50daa0b1ea729934baa3b4815dee Added Reference https://git.kernel.org/stable/c/d058d377291567b72aea33b017215cbfb383b0ad Added Reference https://git.kernel.org/stable/c/e4596816984efc537e7c04c1af0c639394f967f7 Added Reference https://git.kernel.org/stable/c/f328b0e9a0dbd162f5db1b83026b689f2fea2241
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.