CVE-2026-68308
wifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap()
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap() mt76_connac_get_he_phy_cap routine can theoretically return NULL so check cap pointer before dereferencing it.
INFO
Published Date :
Aug. 10, 2026, 1:20 p.m.
Last Modified :
Aug. 17, 2026, 5:18 a.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Update the Linux kernel to a patched version.
- Apply the specific fix for mt76_connac_get_he_phy_cap.
- Recompile and deploy the kernel.
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-2026-68308.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-68308 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-2026-68308
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-2026-68308 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-68308 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': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '4fd85fd2373501b7386e93a5ce4a549d7c4e64e3', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '8b8a079e22ce9fc3c0d05b148ef67e4c6e576678', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': 'd14238523ca4c6f5fcb54d1920eb2f8525a7711f', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '8bc7167e8a86489b7cb96a69cf1fb671d6df014b', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': 'e858cf6bf99880343348ff1e8c942aaff1d9d592', 'versionType': 'git'}], 'programFiles': ['drivers/net/wireless/mediatek/mt76/mt7996/mcu.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.2'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.2', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.6.148', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.101', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.42', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.6', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2-rc5', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/net/wireless/mediatek/mt76/mt7996/mcu.c'], 'defaultStatus': 'affected'}] [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '4fd85fd2373501b7386e93a5ce4a549d7c4e64e3', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '8b8a079e22ce9fc3c0d05b148ef67e4c6e576678', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': 'd14238523ca4c6f5fcb54d1920eb2f8525a7711f', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '8bc7167e8a86489b7cb96a69cf1fb671d6df014b', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': 'e858cf6bf99880343348ff1e8c942aaff1d9d592', 'versionType': 'git'}], 'programFiles': ['drivers/net/wireless/mediatek/mt76/mt7996/mcu.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.2'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.2', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.6.148', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.101', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.42', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.6', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/net/wireless/mediatek/mt76/mt7996/mcu.c'], 'defaultStatus': 'affected'}] -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Aug. 10, 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': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '4fd85fd2373501b7386e93a5ce4a549d7c4e64e3', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '8b8a079e22ce9fc3c0d05b148ef67e4c6e576678', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': 'd14238523ca4c6f5fcb54d1920eb2f8525a7711f', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': '8bc7167e8a86489b7cb96a69cf1fb671d6df014b', 'versionType': 'git'}, {'status': 'affected', 'version': '98686cd21624c75a043e96812beadddf4f6f48e5', 'lessThan': 'e858cf6bf99880343348ff1e8c942aaff1d9d592', 'versionType': 'git'}], 'programFiles': ['drivers/net/wireless/mediatek/mt76/mt7996/mcu.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.2'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.2', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.6.148', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.101', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.42', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.6', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2-rc5', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/net/wireless/mediatek/mt76/mt7996/mcu.c'], 'defaultStatus': 'affected'}] Added Description In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap() mt76_connac_get_he_phy_cap routine can theoretically return NULL so check cap pointer before dereferencing it. Added Reference https://git.kernel.org/stable/c/4fd85fd2373501b7386e93a5ce4a549d7c4e64e3 Added Reference https://git.kernel.org/stable/c/8b8a079e22ce9fc3c0d05b148ef67e4c6e576678 Added Reference https://git.kernel.org/stable/c/8bc7167e8a86489b7cb96a69cf1fb671d6df014b Added Reference https://git.kernel.org/stable/c/d14238523ca4c6f5fcb54d1920eb2f8525a7711f Added Reference https://git.kernel.org/stable/c/e858cf6bf99880343348ff1e8c942aaff1d9d592