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netty — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2022-41915

Netty project is an event-driven asynchronous network application framework. Starting in version 4.1.83.Final and prior to 4.1.86.Final, when calling `DefaultHttpHeadesr.set` with an _iterator_ of values, header value validation was not performed, allowing malicious header values in the iterator to perform HTTP Response Splitting. This issue has been patched in version 4.1.86.Final. Integrators can work around the issue by changing the `DefaultHttpHeaders.set(CharSequence, Iterator)` call, into a `remove()` call, and call `add()` in a loop over the iterator of values.

Products
netty
Affected versions
Not specified
Fixed versions
1:4.1.48-6
CVEs
CVE-2022-41915
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 15:21 UTC · Revision 1

Source evidence

DEBIAN-CVE-2022-41915

core-osv · Original source

Published 13 Dec 2022, 07:15 UTC

Netty project is an event-driven asynchronous network application framework. Starting in version 4.1.83.Final and prior to 4.1.86.Final, when calling `DefaultHttpHeadesr.set` with an _iterator_ of values, header value validation was not performed, allowing malicious header values in the iterator to perform HTTP Response Splitting. This issue has been patched in version 4.1.86.Final. Integrators can work around the issue by changing the `DefaultHttpHeaders.set(CharSequence, Iterator)` call, into a `remove()` call, and call `add()` in a loop over the iterator of values.

osv:DEBIAN-CVE-2022-41915

netty

Fixed versions: 1:4.1.48-6

netty

Fixed versions: 1:4.1.48-6

netty

Fixed versions: 1:4.1.48-6

Complete source record
{
  "id": "6e2f386f8b6d4480a27be599fa5d5978a9caf20f3398279b34c996faf8b2697e",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2022-41915",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2022-41915",
    "summary": "Netty project is an event-driven asynchronous network application framework. Starting in version 4.1.83.Final and prior to 4.1.86.Final, when calling `DefaultHttpHeadesr.set` with an _iterator_ of values, header value validation was not performed, allowing malicious header values in the iterator to perform HTTP Response Splitting. This issue has been patched in version 4.1.86.Final. Integrators can work around the issue by changing the `DefaultHttpHeaders.set(CharSequence, Iterator)` call, into a `remove()` call, and call `add()` in a loop over the iterator of values.",
    "evidence": "osv:DEBIAN-CVE-2022-41915",
    "products": [
      {
        "name": {
          "value": "netty",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:4.1.48-6",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "netty",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:4.1.48-6",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "netty",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:4.1.48-6",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "DEBIAN-CVE-2022-41915",
      "aliases": [
        "DEBIAN-CVE-2022-41915"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:4.1.48-6"
                }
              ]
            }
          ],
          "package": {
            "name": "netty",
            "purl": "pkg:deb/debian/netty?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-41915.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:4.1.48-6"
                }
              ]
            }
          ],
          "package": {
            "name": "netty",
            "purl": "pkg:deb/debian/netty?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-41915.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:4.1.48-6"
                }
              ]
            }
          ],
          "package": {
            "name": "netty",
            "purl": "pkg:deb/debian/netty?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-41915.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-15T08:02:54.240765025Z",
      "provider": "osv",
      "upstream": [
        "CVE-2022-41915"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2022-41915"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2022-41915",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 324548,
  "published_at": "2022-12-13T07:15:13.557+00:00"
}