CVE-2026-68306
wifi: mt76: mt7996: fix possible NULL-pointer deref in mt7996_mcu_sta_bfer_eht()
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: fix possible NULL-pointer deref in mt7996_mcu_sta_bfer_eht() mt76_connac_get_eht_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 the patched version.
- Review vendor specific firmware updates.
- Verify pointer checks before dereferencing.
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-2026-68306.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-68306 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-2026-68306
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-2026-68306 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-68306 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': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '2b1882cf313ae44181146629b3578a7826c672c9', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '3e4f848f4a620e1d77c38459e73cf3b362f7bc6b', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': 'd5628f39fccc107dca00b98a491d9848898599f7', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '45c496756c6f6df6c3aeb5b2cb996993d2f14687', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '2fffc472bec490c8357defcee9c075ca74467352', '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': '6.3'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.3', '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': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '2b1882cf313ae44181146629b3578a7826c672c9', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '3e4f848f4a620e1d77c38459e73cf3b362f7bc6b', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': 'd5628f39fccc107dca00b98a491d9848898599f7', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '45c496756c6f6df6c3aeb5b2cb996993d2f14687', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '2fffc472bec490c8357defcee9c075ca74467352', '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': '6.3'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.3', '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': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '2b1882cf313ae44181146629b3578a7826c672c9', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '3e4f848f4a620e1d77c38459e73cf3b362f7bc6b', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': 'd5628f39fccc107dca00b98a491d9848898599f7', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '45c496756c6f6df6c3aeb5b2cb996993d2f14687', 'versionType': 'git'}, {'status': 'affected', 'version': 'ba01944adee9f4a71cf2879b9529057fd8de1972', 'lessThan': '2fffc472bec490c8357defcee9c075ca74467352', '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': '6.3'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.3', '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: fix possible NULL-pointer deref in mt7996_mcu_sta_bfer_eht() mt76_connac_get_eht_phy_cap routine can theoretically return NULL so check cap pointer before dereferencing it. Added Reference https://git.kernel.org/stable/c/2b1882cf313ae44181146629b3578a7826c672c9 Added Reference https://git.kernel.org/stable/c/2fffc472bec490c8357defcee9c075ca74467352 Added Reference https://git.kernel.org/stable/c/3e4f848f4a620e1d77c38459e73cf3b362f7bc6b Added Reference https://git.kernel.org/stable/c/45c496756c6f6df6c3aeb5b2cb996993d2f14687 Added Reference https://git.kernel.org/stable/c/d5628f39fccc107dca00b98a491d9848898599f7