CVE-2026-93789wifi: iwlwifi: bound aligned TLV advance in FW parser
Updated under an hour ago ()
Does this affect you?
It affects Linux. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: bound aligned TLV advance in FW parser Validate ALIGN(tlv_len, 4) against remaining parser length before consuming bytes from the firmware image. This avoids length underflow on malformed TLVs.
- CVSS
- Not yet scored
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Oct 3, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from dd7a2509b3a79b290730a9c6a784bf03fedabb9a before 61da42fdd21d98ccb8f1ec5224659f3d09202cf4; from dd7a2509b3a79b290730a9c6a784bf03fedabb9a before 8c332d45b736d41301b7e07f322785d821265dbc; from dd7a2509b3a79b290730a9c6a784bf03fedabb9a before ce709fcab5e1d4df6d4ba980736dc5908502a40f; from dd7a2509b3a79b290730a9c6a784bf03fedabb9a before 4cfadb2e01566bc36d42922fbe18838345087050; from dd7a2509b3a79b290730a9c6a784bf03fedabb9a before 528fa9eb14c209533ca26958b76da55e0ce239d8; from dd7a2509b3a79b290730a9c6a784bf03fedabb9a before 7aa9097623afb694bc25382a62e14d8e82bf002f; from dd7a2509b3a79b290730a9c6a784bf03fedabb9a before acad742714bdc70e7fd7f234323807c596828213 | CNA record |
References
- https://git.kernel.org/stable/c/61da42fdd21d98ccb8f1ec5224659f3d09202cf4
- https://git.kernel.org/stable/c/8c332d45b736d41301b7e07f322785d821265dbc
- https://git.kernel.org/stable/c/ce709fcab5e1d4df6d4ba980736dc5908502a40f
- https://git.kernel.org/stable/c/4cfadb2e01566bc36d42922fbe18838345087050
- https://git.kernel.org/stable/c/528fa9eb14c209533ca26958b76da55e0ce239d8
- https://git.kernel.org/stable/c/7aa9097623afb694bc25382a62e14d8e82bf002f
- https://git.kernel.org/stable/c/acad742714bdc70e7fd7f234323807c596828213
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.