Out-of-bounds Read in Linux
CVE-2026-23315
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]
Vulnerability class: Buffer Overflow
EPSS: 0.001 (2.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Linux — versions 577dbc6c656da6997dddc6cf842b7954588f2d4e, 5.10, 0
- Linux Linux_kernel — versions 5.10, 7.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-23315?
- CVE-2026-23315 is a high-severity vulnerability in Linux, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2026-03-25.
- How severe is CVE-2026-23315?
- High severity. CVSS v3 base score is 7.1 out of 10.