netfilter: bridge: eb_tables: close module init race
In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: eb_tables: close module init race sashiko reports for unrelated patch: Does the core ebtables initialization in ebtables.c suffer from a similar race? Once nf_register_sockopt() completes, the sockopts are exposed globally. sockopt has to be registered last, just like in ip/ip6/arptables.
CVE-2026-64076
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-2026-64076
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": "5b53951cfc85329d29df9d07b1e905f4563546a5",
"lessThan": "5fc488f46086d17e8e545d8104ddd95b175de218",
"versionType": "git"
},
{
"status": "affected",
"version": "5b53951cfc85329d29df9d07b1e905f4563546a5",
"lessThan": "6bb35bdaabb22fd2d86b601904e928dbaa537941",
"versionType": "git"
},
{
"status": "affected",
"version": "5b53951cfc85329d29df9d07b1e905f4563546a5",
"lessThan": "c647e2a21bbbaceda6cdb8a44a56f44d231dc4b4",
"versionType": "git"
},
{
"status": "affected",
"version": "5b53951cfc85329d29df9d07b1e905f4563546a5",
"lessThan": "02d999dc69b3918dba2414932b5d95f1f75c76cb",
"versionType": "git"
},
{
"status": "affected",
"version": "5b53951cfc85329d29df9d07b1e905f4563546a5",
"lessThan": "27414ff1b287ea9a2a11675149ec28e05539f3cc",
"versionType": "git"
}
],
"programFiles": [
"net/bridge/netfilter/ebtables.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.13"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.13",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.160",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.114",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.34",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.0.11",
"versionType": "semver",
"lessThanOrEqual": "7.0.*"
},
{
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"net/bridge/netfilter/ebtables.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-64076
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #46419 · Revision 1
- Added to Heist Feed
- Publisher date