7.1
HIGH
CVSS 3.1
CVE-2026-64237
Input: elan_i2c - validate firmware size before use
Overview
Description
In the Linux kernel, the following vulnerability has been resolved: Input: elan_i2c - validate firmware size before use Ensure that the firmware file is large enough to contain the expected number of pages and the signature (which resides at the end of the firmware blob) before accessing them to prevent potential out-of-bounds reads.
Details
INFO
Published Date :
July 24, 2026, 4:16 p.m.
Last Modified :
Aug. 12, 2026, 7:05 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework
for assessing the severity of vulnerabilities in software and systems.
We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] |
Solution
Validate firmware size before accessing its contents to prevent out-of-bounds reads.
- Validate firmware size before use.
- Ensure expected number of pages and signature fit.
- Prevent out-of-bounds reads.
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-2026-64237.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-64237 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-2026-64237
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-2026-64237 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-64237 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.
-
Initial Analysis by [email protected]
Aug. 12, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Added CWE CWE-125 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:7.1:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.176 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.13 up to (excluding) 6.18.35 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.143 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.12.93 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.0 up to (excluding) 5.10.259 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.210 *cpe:2.3:o:linux:linux_kernel:7.1:rc5:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.19 up to (excluding) 7.0.12 Added Reference Type kernel.org: https://git.kernel.org/stable/c/331d49b4e1c9efe4479bbd22922dfcdd8c64be7b Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/3b37190ad3ded3a15fb1dbfc4f26df520a3e59bb Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/47b52b98edfe34d0249e72f815215ef24311c3a3 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/48b0aa9c08a3ac8e0c0345b7ca581f552324e460 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/76b0d0baa9ae9c60e726bbe1b6ff0bec2c993634 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/bf769358419e00344c1b16fa034d058f563d46a1 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/c2c3b33b3c0bf2c9427c0926817ef5ffac50de6f Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/d97baee9590edf303b3eca432e61de9320834fe1 Types: Patch -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 27, 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': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '47b52b98edfe34d0249e72f815215ef24311c3a3', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': 'c2c3b33b3c0bf2c9427c0926817ef5ffac50de6f', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '331d49b4e1c9efe4479bbd22922dfcdd8c64be7b', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '48b0aa9c08a3ac8e0c0345b7ca581f552324e460', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '3b37190ad3ded3a15fb1dbfc4f26df520a3e59bb', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': 'bf769358419e00344c1b16fa034d058f563d46a1', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': 'd97baee9590edf303b3eca432e61de9320834fe1', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '76b0d0baa9ae9c60e726bbe1b6ff0bec2c993634', 'versionType': 'git'}, {'status': 'affected', 'version': '0', 'lessThan': '5.10.259', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '5.15.210', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.1.176', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.6.143', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.12.93', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.18.35', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '7.0.12', 'versionType': 'semver'}], 'programFiles': ['drivers/input/mouse/elan_i2c_core.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'unaffected', 'version': '5.10.259', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'status': 'unaffected', 'version': '5.15.210', 'versionType': 'semver', 'lessThanOrEqual': '5.15.*'}, {'status': 'unaffected', 'version': '6.1.176', 'versionType': 'semver', 'lessThanOrEqual': '6.1.*'}, {'status': 'unaffected', 'version': '6.6.143', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.93', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.35', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.0.12', 'versionType': 'semver', 'lessThanOrEqual': '7.0.*'}, {'status': 'unaffected', 'version': '7.1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/input/mouse/elan_i2c_core.c'], 'defaultStatus': 'affected'}] [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': '47b52b98edfe34d0249e72f815215ef24311c3a3', 'versionType': 'git'}, {'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': 'c2c3b33b3c0bf2c9427c0926817ef5ffac50de6f', 'versionType': 'git'}, {'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': '331d49b4e1c9efe4479bbd22922dfcdd8c64be7b', 'versionType': 'git'}, {'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': '48b0aa9c08a3ac8e0c0345b7ca581f552324e460', 'versionType': 'git'}, {'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': '3b37190ad3ded3a15fb1dbfc4f26df520a3e59bb', 'versionType': 'git'}, {'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': 'bf769358419e00344c1b16fa034d058f563d46a1', 'versionType': 'git'}, {'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': 'd97baee9590edf303b3eca432e61de9320834fe1', 'versionType': 'git'}, {'status': 'affected', 'version': 'bb03bf3f8427a38112819061fc8688999ba02f67', 'lessThan': '76b0d0baa9ae9c60e726bbe1b6ff0bec2c993634', 'versionType': 'git'}], 'programFiles': ['drivers/input/mouse/elan_i2c_core.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '4.0'}, {'status': 'unaffected', 'version': '0', 'lessThan': '4.0', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.10.259', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'status': 'unaffected', 'version': '5.15.210', 'versionType': 'semver', 'lessThanOrEqual': '5.15.*'}, {'status': 'unaffected', 'version': '6.1.176', 'versionType': 'semver', 'lessThanOrEqual': '6.1.*'}, {'status': 'unaffected', 'version': '6.6.143', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.93', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.35', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.0.12', 'versionType': 'semver', 'lessThanOrEqual': '7.0.*'}, {'status': 'unaffected', 'version': '7.1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/input/mouse/elan_i2c_core.c'], 'defaultStatus': 'affected'}] -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 24, 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': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '47b52b98edfe34d0249e72f815215ef24311c3a3', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': 'c2c3b33b3c0bf2c9427c0926817ef5ffac50de6f', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '331d49b4e1c9efe4479bbd22922dfcdd8c64be7b', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '48b0aa9c08a3ac8e0c0345b7ca581f552324e460', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '3b37190ad3ded3a15fb1dbfc4f26df520a3e59bb', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': 'bf769358419e00344c1b16fa034d058f563d46a1', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': 'd97baee9590edf303b3eca432e61de9320834fe1', 'versionType': 'git'}, {'status': 'affected', 'version': '1da177e4c3f41524e886b7f1b8a0c1fc7321cac2', 'lessThan': '76b0d0baa9ae9c60e726bbe1b6ff0bec2c993634', 'versionType': 'git'}, {'status': 'affected', 'version': '0', 'lessThan': '5.10.259', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '5.15.210', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.1.176', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.6.143', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.12.93', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.18.35', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '7.0.12', 'versionType': 'semver'}], 'programFiles': ['drivers/input/mouse/elan_i2c_core.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'unaffected', 'version': '5.10.259', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'status': 'unaffected', 'version': '5.15.210', 'versionType': 'semver', 'lessThanOrEqual': '5.15.*'}, {'status': 'unaffected', 'version': '6.1.176', 'versionType': 'semver', 'lessThanOrEqual': '6.1.*'}, {'status': 'unaffected', 'version': '6.6.143', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.93', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.35', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.0.12', 'versionType': 'semver', 'lessThanOrEqual': '7.0.*'}, {'status': 'unaffected', 'version': '7.1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/input/mouse/elan_i2c_core.c'], 'defaultStatus': 'affected'}] Added Description In the Linux kernel, the following vulnerability has been resolved: Input: elan_i2c - validate firmware size before use Ensure that the firmware file is large enough to contain the expected number of pages and the signature (which resides at the end of the firmware blob) before accessing them to prevent potential out-of-bounds reads. Added Reference https://git.kernel.org/stable/c/331d49b4e1c9efe4479bbd22922dfcdd8c64be7b Added Reference https://git.kernel.org/stable/c/3b37190ad3ded3a15fb1dbfc4f26df520a3e59bb Added Reference https://git.kernel.org/stable/c/47b52b98edfe34d0249e72f815215ef24311c3a3 Added Reference https://git.kernel.org/stable/c/48b0aa9c08a3ac8e0c0345b7ca581f552324e460 Added Reference https://git.kernel.org/stable/c/76b0d0baa9ae9c60e726bbe1b6ff0bec2c993634 Added Reference https://git.kernel.org/stable/c/bf769358419e00344c1b16fa034d058f563d46a1 Added Reference https://git.kernel.org/stable/c/c2c3b33b3c0bf2c9427c0926817ef5ffac50de6f Added Reference https://git.kernel.org/stable/c/d97baee9590edf303b3eca432e61de9320834fe1
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.