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local interface connection reuse mixup

Type: advisorySource: Official CVE List1 source record

When `CURLOPT_INTERFACE` (or the command line tool's `--interface` option) is set with one of the documented prefixes (`if!`, `host!`, `ifhost!`), that binding is not part of the connection reuse key, so a later transfer asking for a different source can silently reuse an existing connection and go out from the earlier transfer's source address

Announced Source revision 1
Original source ↗

CVE-2026-107929

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-2026-107929

curl

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

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "curl",
    "product": "curl",
    "versions": [
      {
        "status": "affected",
        "version": "8.22.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.22.0"
      },
      {
        "status": "affected",
        "version": "8.21.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.21.0"
      },
      {
        "status": "affected",
        "version": "8.20.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.20.0"
      },
      {
        "status": "affected",
        "version": "8.19.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.19.0"
      },
      {
        "status": "affected",
        "version": "8.18.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.18.0"
      },
      {
        "status": "affected",
        "version": "8.17.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.17.0"
      },
      {
        "status": "affected",
        "version": "8.16.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.16.0"
      },
      {
        "status": "affected",
        "version": "8.15.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.15.0"
      },
      {
        "status": "affected",
        "version": "8.14.1",
        "versionType": "semver",
        "lessThanOrEqual": "8.14.1"
      },
      {
        "status": "affected",
        "version": "8.14.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.14.0"
      },
      {
        "status": "affected",
        "version": "8.13.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.13.0"
      },
      {
        "status": "affected",
        "version": "8.12.1",
        "versionType": "semver",
        "lessThanOrEqual": "8.12.1"
      },
      {
        "status": "affected",
        "version": "8.12.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.12.0"
      },
      {
        "status": "affected",
        "version": "8.11.1",
        "versionType": "semver",
        "lessThanOrEqual": "8.11.1"
      },
      {
        "status": "affected",
        "version": "8.11.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.11.0"
      },
      {
        "status": "affected",
        "version": "8.10.1",
        "versionType": "semver",
        "lessThanOrEqual": "8.10.1"
      },
      {
        "status": "affected",
        "version": "8.10.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.10.0"
      },
      {
        "status": "affected",
        "version": "8.9.1",
        "versionType": "semver",
        "lessThanOrEqual": "8.9.1"
      },
      {
        "status": "affected",
        "version": "8.9.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.9.0"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-107929

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#42625 · Revision 1
Added to Heist Feed
Publisher date
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