hplip: Fix of 6 CVEs

{
  "id": "b1ec79bdb0ad55a804f2a0afb3c7f9fb29300b959fa6ecb7351c58f340832f0f",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1792704664",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "hplip: Fix of 6 CVEs",
    "summary": "- CVE-2026-91097: bound LEDM HTTP response copies to the caller's buffer in http_read() of the SANE hpaio backend (backport of HPLIP 3.26.6) - CVE-2026-91098: bound device-supplied data in the LEDM scan backend (parse_scan_elements(), bb_start_scan(), get_size()) (backport of HPLIP 3.26.6 and RHEL 9) - CVE-2026-91101: validate device-supplied channel ids and data lengths in libhpmud MLC/DOT4 reverse-command handling (backport of HPLIP 3.26.6) - CVE-2026-91103: reject MFPDTF blocks shorter than their header in MfpdtfReadService() of the SANE hpaio backend (backport of HPLIP 3.26.6) - CVE-2026-91104: size the hpcups printer buffer from each page header in HPCupsFilter::processRasterData() (backport of HPLIP 3.26.6) - CVE-2026-91105: fix buffer overflows in the hpps PostScript filter (backport of HPLIP 3.26.6 and RHEL 9)",
    "evidence": "osv:CLSA-2026-1792704664",
    "products": [
      {
        "name": {
          "value": "hplip",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.21.2-6.el9.alma.tuxcare.els3",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "hplip-common",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.21.2-6.el9.alma.tuxcare.els3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "hplip-libs",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.21.2-6.el9.alma.tuxcare.els3",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libsane-hpaio",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.21.2-6.el9.alma.tuxcare.els3",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1792704664",
      "aliases": [
        "CLSA-2026-1792704664"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.21.2-6.el9.alma.tuxcare.els3"
                }
              ]
            }
          ],
          "package": {
            "name": "hplip",
            "purl": "pkg:rpm/tuxcare/hplip?distro=almalinux-9.6",
            "ecosystem": "TuxCare:AlmaLinux:9.6"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1792704664.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.21.2-6.el9.alma.tuxcare.els3"
                }
              ]
            }
          ],
          "package": {
            "name": "hplip-common",
            "purl": "pkg:rpm/tuxcare/hplip-common?distro=almalinux-9.6",
            "ecosystem": "TuxCare:AlmaLinux:9.6"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1792704664.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.21.2-6.el9.alma.tuxcare.els3"
                }
              ]
            }
          ],
          "package": {
            "name": "hplip-libs",
            "purl": "pkg:rpm/tuxcare/hplip-libs?distro=almalinux-9.6",
            "ecosystem": "TuxCare:AlmaLinux:9.6"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1792704664.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.21.2-6.el9.alma.tuxcare.els3"
                }
              ]
            }
          ],
          "package": {
            "name": "libsane-hpaio",
            "purl": "pkg:rpm/tuxcare/libsane-hpaio?distro=almalinux-9.6",
            "ecosystem": "TuxCare:AlmaLinux:9.6"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1792704664.json"
          }
        }
      ],
      "modified": "2026-10-26T09:31:36.745272644Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-91097",
        "CVE-2026-91098",
        "CVE-2026-91101",
        "CVE-2026-91103",
        "CVE-2026-91104",
        "CVE-2026-91105"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1792704664.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-91097",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-91098",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-91101",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-91103",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-91104",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-91105"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-91097",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-91098",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-91101",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-91103",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-91104",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-91105",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 447861,
  "published_at": "2026-10-22T21:31:19+00:00"
}