Unrated
wifi: iwlwifi: bound aligned TLV advance in FW parser
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.
Announced Source revision 1
Original source ↗CVE-2026-93789
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-93789
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "dd7a2509b3a79b290730a9c6a784bf03fedabb9a",
"lessThan": "61da42fdd21d98ccb8f1ec5224659f3d09202cf4",
"versionType": "git"
},
{
"status": "affected",
"version": "dd7a2509b3a79b290730a9c6a784bf03fedabb9a",
"lessThan": "8c332d45b736d41301b7e07f322785d821265dbc",
"versionType": "git"
},
{
"status": "affected",
"version": "dd7a2509b3a79b290730a9c6a784bf03fedabb9a",
"lessThan": "ce709fcab5e1d4df6d4ba980736dc5908502a40f",
"versionType": "git"
},
{
"status": "affected",
"version": "dd7a2509b3a79b290730a9c6a784bf03fedabb9a",
"lessThan": "4cfadb2e01566bc36d42922fbe18838345087050",
"versionType": "git"
},
{
"status": "affected",
"version": "dd7a2509b3a79b290730a9c6a784bf03fedabb9a",
"lessThan": "528fa9eb14c209533ca26958b76da55e0ce239d8",
"versionType": "git"
},
{
"status": "affected",
"version": "dd7a2509b3a79b290730a9c6a784bf03fedabb9a",
"lessThan": "7aa9097623afb694bc25382a62e14d8e82bf002f",
"versionType": "git"
},
{
"status": "affected",
"version": "dd7a2509b3a79b290730a9c6a784bf03fedabb9a",
"lessThan": "acad742714bdc70e7fd7f234323807c596828213",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/wireless/intel/iwlwifi/iwl-drv.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "2.6.35"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "2.6.35",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.271",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.222",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.189",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.158",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.111",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.53",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/wireless/intel/iwlwifi/iwl-drv.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-93789
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #8269 · Revision 1
- Added to Heist Feed
- Publisher date