High severity · published Mar 25, 2026
CVE-2026-23315
wifi: mt76: Fix possible oob access in mt76_connac2_mac_write_txwi_80211()
7.1
CVSS
0.1%
EPSS
No
On KEV
Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: mt76: Fix possible oob access in mt76_connac2_mac_write_txwi_80211()
Check frame length before accessing the mgmt fields in
mt76_connac2_mac_write_txwi_80211 in order to avoid a possible oob
access.
[fix check to also cover mgmt->u.action.u.addba_req.capab,
correct Fixes tag]
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
5.10.1 before 6.1.167; 6.2 before 6.6.130; 6.7 before 6.12.77; 6.13 before 6.18.17; 6.19 before 6.19.7; 5.10; +7 more · source: NVD
LI
Linux · Linux
577dbc6c656da6997dddc6cf842b7954588f2d4e before 84419556359bc96d3fe1623d47a64c86542566cc; 577dbc6c656da6997dddc6cf842b7954588f2d4e before 7ae7b093b7dba9548a3bc4766b9364b97db4732d; 577dbc6c656da6997dddc6cf842b7954588f2d4e before 7b692dff8df0ba5feb8df00f27d906d6eb1fe627; 577dbc6c656da6997dddc6cf842b7954588f2d4e before 9612d91f617231e03c49cb9b0c02f975a3b4f51f; 577dbc6c656da6997dddc6cf842b7954588f2d4e before 0fb3b94a9431a3800717e5c3b6fa2e1045a15029; 577dbc6c656da6997dddc6cf842b7954588f2d4e before 4e10a730d1b511ff49723371ed6d694dd1b2c785; +1 more · source: vendor
SS
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · Siemens
0 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-23315
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-23315
Patch
https://git.kernel.org/stable/c/0fb3b94a9431a3800717e5c3b6fa2e1045a15029
Patch
https://git.kernel.org/stable/c/4e10a730d1b511ff49723371ed6d694dd1b2c785
Patch
https://git.kernel.org/stable/c/7ae7b093b7dba9548a3bc4766b9364b97db4732d
Patch
https://git.kernel.org/stable/c/7b692dff8df0ba5feb8df00f27d906d6eb1fe627
Patch
https://git.kernel.org/stable/c/84419556359bc96d3fe1623d47a64c86542566cc
Patch
https://git.kernel.org/stable/c/9612d91f617231e03c49cb9b0c02f975a3b4f51f
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