UnratedFix available

DEBIAN-CVE-2026-34979

Type: advisorySource: OSV1 source record

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, there is a heap-based buffer overflow in the CUPS scheduler when building filter option strings from job attribute. At time of publication, there are no publicly available patches.

Announced 3 Apr 2026Group revision 1

Original source ↗

DEBIAN-CVE-2026-34979

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: osv:DEBIAN-CVE-2026-34979

cups

Source reference: /affected/0/package/name

Affected versions: 2.4.10-1
Source reference: /affected/0/versions
2.4.10-2
Source reference: /affected/0/versions
2.4.10-3
Source reference: /affected/0/versions
2.4.10-4
Source reference: /affected/0/versions
2.4.14-1
Source reference: /affected/0/versions
2.4.15-1
Source reference: /affected/0/versions
2.4.16-1
Source reference: /affected/0/versions
2.4.17-1
Source reference: /affected/0/versions
2.4.18-1
Source reference: /affected/0/versions
2.4.2-3
Source reference: /affected/0/versions
2.4.2-3+deb12u1
Source reference: /affected/0/versions
2.4.2-3+deb12u2
Source reference: /affected/0/versions
2.4.2-3+deb12u3
Source reference: /affected/0/versions
2.4.2-3+deb12u4
Source reference: /affected/0/versions
2.4.2-3+deb12u5
Source reference: /affected/0/versions
2.4.2-3+deb12u6
Source reference: /affected/0/versions
2.4.2-3+deb12u7
Source reference: /affected/0/versions
2.4.2-3+deb12u8
Source reference: /affected/0/versions
2.4.2-3+deb12u9
Source reference: /affected/0/versions
2.4.2-4
Source reference: /affected/0/versions
2.4.2-5
Source reference: /affected/0/versions
2.4.2-6
Source reference: /affected/0/versions
2.4.7-1
Source reference: /affected/0/versions
2.4.7-1.1
Source reference: /affected/0/versions
2.4.7-1.2
Source reference: /affected/0/versions
2.4.7-2
Source reference: /affected/0/versions
2.4.7-3
Source reference: /affected/0/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

cups

Source reference: /affected/1/package/name

Affected versions: 2.4.10-3
Source reference: /affected/1/versions
2.4.10-3+deb13u1
Source reference: /affected/1/versions
2.4.10-3+deb13u2
Source reference: /affected/1/versions
2.4.10-4
Source reference: /affected/1/versions
2.4.14-1
Source reference: /affected/1/versions
2.4.15-1
Source reference: /affected/1/versions
2.4.16-1
Source reference: /affected/1/versions
2.4.17-1
Source reference: /affected/1/versions
2.4.18-1
Source reference: /affected/1/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

cups

Source reference: /affected/2/package/name

Affected versions: 2.4.10-3
Source reference: /affected/2/versions
2.4.10-4
Source reference: /affected/2/versions
2.4.14-1
Source reference: /affected/2/versions
2.4.15-1
Source reference: /affected/2/versions
2.4.16-1
Source reference: /affected/2/versions
Fixed versions: 2.4.17-1
Source reference: /affected/2/ranges
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "cups",
      "purl": "pkg:deb/debian/cups?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "2.4.10-1",
      "2.4.10-2",
      "2.4.10-3",
      "2.4.10-4",
      "2.4.14-1",
      "2.4.15-1",
      "2.4.16-1",
      "2.4.17-1",
      "2.4.18-1",
      "2.4.2-3",
      "2.4.2-3+deb12u1",
      "2.4.2-3+deb12u2",
      "2.4.2-3+deb12u3",
      "2.4.2-3+deb12u4",
      "2.4.2-3+deb12u5",
      "2.4.2-3+deb12u6",
      "2.4.2-3+deb12u7",
      "2.4.2-3+deb12u8",
      "2.4.2-3+deb12u9",
      "2.4.2-4",
      "2.4.2-5",
      "2.4.2-6",
      "2.4.7-1",
      "2.4.7-1.1",
      "2.4.7-1.2",
      "2.4.7-2",
      "2.4.7-3"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34979.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "cups",
      "purl": "pkg:deb/debian/cups?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "2.4.10-3",
      "2.4.10-3+deb13u1",
      "2.4.10-3+deb13u2",
      "2.4.10-4",
      "2.4.14-1",
      "2.4.15-1",
      "2.4.16-1",
      "2.4.17-1",
      "2.4.18-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34979.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "2.4.17-1"
          }
        ]
      }
    ],
    "package": {
      "name": "cups",
      "purl": "pkg:deb/debian/cups?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "2.4.10-3",
      "2.4.10-4",
      "2.4.14-1",
      "2.4.15-1",
      "2.4.16-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34979.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #55978 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 16:16:59 GMT
Publisher date: Fri, 03 Apr 2026 22:16:27 GMT

Read the original announcement

Revision history

25 Oct 2026DEBIAN-CVE-2026-34979 · Revision 1Source updated