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aspell — security advisory

Type: advisorySources: OSVAdvisory ID: UBUNTU-CVE-2026-75818

GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer space, so a crafted compressed file can cause out-of-bounds read and write operations on the heap. An attacker who convinces a user to process a malicious compressed file with prezip-bin can trigger memory corruption, leading to a processs crash. This issue was fixed in commit 15b188437f9e0192d4ac4472ad66a4e2f62a782f which will be released in version 0.60.8.3.

Products
aspell
Affected versions
0.60.7-3, 0.60.7~20110707-1build1, 0.60.7~20110707-1ubuntu1, 0.60.7~20110707-1ubuntu1+esm1, 0.60.7~20110707-1ubuntu1+esm2, 0.60.7~20110707-3, 0.60.7~20110707-3build1, 0.60.7~20110707-3ubuntu0.1, 0.60.7~20110707-3ubuntu0.1+esm1, 0.60.7~20110707-4, 0.60.7~20110707-4ubuntu0.1, 0.60.7~20110707-4ubuntu0.2, 0.60.8-1, 0.60.8-1build1, 0.60.8-1ubuntu0.1, 0.60.8-3, 0.60.8-4, 0.60.8-4build1, 0.60.8-5, 0.60.8-6, 0.60.8.1-1, 0.60.8.1-1build1, 0.60.8.1-4, 0.60.8.1-6, 0.60.8.2-1, 0.60.8.2-3
Fixed versions
Not specified
CVEs
CVE-2026-75818
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 03:17 UTC · Revision 1

Source evidence

UBUNTU-CVE-2026-75818

core-osv · Original source

Published 6 Oct 2026, 11:17 UTC

GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer space, so a crafted compressed file can cause out-of-bounds read and write operations on the heap. An attacker who convinces a user to process a malicious compressed file with prezip-bin can trigger memory corruption, leading to a processs crash. This issue was fixed in commit 15b188437f9e0192d4ac4472ad66a4e2f62a782f which will be released in version 0.60.8.3.

osv:UBUNTU-CVE-2026-75818

aspell

Fixed versions: Not specified

aspell

Fixed versions: Not specified

aspell

Fixed versions: Not specified

aspell

Fixed versions: Not specified

aspell

Fixed versions: Not specified

aspell

Fixed versions: Not specified

aspell

Fixed versions: Not specified

aspell

Fixed versions: Not specified

Complete source record
{
  "id": "14f633b1aa16757c5b3e85014bfcac5537189121a09ce0b64efd04cfb9df6f78",
  "url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-75818",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "UBUNTU-CVE-2026-75818",
    "summary": "GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer space, so a crafted compressed file can cause out-of-bounds read and write operations on the heap. An attacker who convinces a user to process a malicious compressed file with prezip-bin can trigger memory corruption, leading to a processs crash. This issue was fixed in commit 15b188437f9e0192d4ac4472ad66a4e2f62a782f which will be released in version 0.60.8.3.",
    "evidence": "osv:UBUNTU-CVE-2026-75818",
    "products": [
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.7~20110707-1build1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "0.60.7~20110707-1ubuntu1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "0.60.7~20110707-1ubuntu1+esm1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "0.60.7~20110707-1ubuntu1+esm2",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.7~20110707-3",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "0.60.7~20110707-3build1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "0.60.7~20110707-3ubuntu0.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "0.60.7~20110707-3ubuntu0.1+esm1",
            "evidence": "/affected/1/versions"
          }
        ]
      },
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.7~20110707-4",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "0.60.7~20110707-4ubuntu0.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "0.60.7~20110707-4ubuntu0.2",
            "evidence": "/affected/2/versions"
          }
        ]
      },
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.7-3",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "0.60.8-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "0.60.8-1build1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "0.60.8-1ubuntu0.1",
            "evidence": "/affected/3/versions"
          }
        ]
      },
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.8-3",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "0.60.8-4",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "0.60.8-4build1",
            "evidence": "/affected/4/versions"
          }
        ]
      },
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/5/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.8-5",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "0.60.8-6",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "0.60.8.1-1",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "0.60.8.1-1build1",
            "evidence": "/affected/5/versions"
          }
        ]
      },
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/6/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.8.2-3",
            "evidence": "/affected/6/versions"
          }
        ]
      },
      {
        "name": {
          "value": "aspell",
          "evidence": "/affected/7/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.60.8.1-4",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "0.60.8.1-6",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "0.60.8.2-1",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "0.60.8.2-3",
            "evidence": "/affected/7/versions"
          }
        ]
      }
    ],
    "severity": "low",
    "structured": {
      "id": "UBUNTU-CVE-2026-75818",
      "aliases": [
        "UBUNTU-CVE-2026-75818"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:L/SI:L/SA:N"
        },
        {
          "type": "Ubuntu",
          "score": "medium"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=esm-infra-legacy%2Ftrusty",
            "ecosystem": "Ubuntu:Pro:14.04:LTS"
          },
          "versions": [
            "0.60.7~20110707-1build1",
            "0.60.7~20110707-1ubuntu1",
            "0.60.7~20110707-1ubuntu1+esm1",
            "0.60.7~20110707-1ubuntu1+esm2"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-75818.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.7~20110707-1ubuntu1+esm2"
              },
              {
                "binary_name": "libaspell15",
                "binary_version": "0.60.7~20110707-1ubuntu1+esm2"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=esm-infra%2Fxenial",
            "ecosystem": "Ubuntu:Pro:16.04:LTS"
          },
          "versions": [
            "0.60.7~20110707-3",
            "0.60.7~20110707-3build1",
            "0.60.7~20110707-3ubuntu0.1",
            "0.60.7~20110707-3ubuntu0.1+esm1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-75818.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.7~20110707-3ubuntu0.1+esm1"
              },
              {
                "binary_name": "libaspell15",
                "binary_version": "0.60.7~20110707-3ubuntu0.1+esm1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=bionic",
            "ecosystem": "Ubuntu:18.04:LTS"
          },
          "versions": [
            "0.60.7~20110707-4",
            "0.60.7~20110707-4ubuntu0.1",
            "0.60.7~20110707-4ubuntu0.2"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-75818.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.7~20110707-4ubuntu0.2"
              },
              {
                "binary_name": "libaspell15",
                "binary_version": "0.60.7~20110707-4ubuntu0.2"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=focal",
            "ecosystem": "Ubuntu:20.04:LTS"
          },
          "versions": [
            "0.60.7-3",
            "0.60.8-1",
            "0.60.8-1build1",
            "0.60.8-1ubuntu0.1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-75818.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.8-1ubuntu0.1"
              },
              {
                "binary_name": "libaspell15",
                "binary_version": "0.60.8-1ubuntu0.1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=jammy",
            "ecosystem": "Ubuntu:22.04:LTS"
          },
          "versions": [
            "0.60.8-3",
            "0.60.8-4",
            "0.60.8-4build1"
          ],
          "database_specific": {
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          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.8-4build1"
              },
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                "binary_name": "libaspell15",
                "binary_version": "0.60.8-4build1"
              }
            ]
          }
        },
        {
          "ranges": [
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              "type": "ECOSYSTEM",
              "events": [
                {
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                }
              ]
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          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=noble",
            "ecosystem": "Ubuntu:24.04:LTS"
          },
          "versions": [
            "0.60.8-5",
            "0.60.8-6",
            "0.60.8.1-1",
            "0.60.8.1-1build1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-75818.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.8.1-1build1"
              },
              {
                "binary_name": "libaspell15",
                "binary_version": "0.60.8.1-1build1"
              }
            ]
          }
        },
        {
          "ranges": [
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              "type": "ECOSYSTEM",
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                {
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                }
              ]
            }
          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=stonking",
            "ecosystem": "Ubuntu:26.10"
          },
          "versions": [
            "0.60.8.2-3"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-75818.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.8.2-3"
              },
              {
                "binary_name": "libaspell15",
                "binary_version": "0.60.8.2-3"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "aspell",
            "purl": "pkg:deb/ubuntu/aspell?arch=source&distro=resolute",
            "ecosystem": "Ubuntu:26.04:LTS"
          },
          "versions": [
            "0.60.8.1-4",
            "0.60.8.1-6",
            "0.60.8.2-1",
            "0.60.8.2-3"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-75818.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "aspell",
                "binary_version": "0.60.8.2-3"
              },
              {
                "binary_name": "libaspell15",
                "binary_version": "0.60.8.2-3"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-17T13:01:05.704183969Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-75818"
      ],
      "references": [
        "https://ubuntu.com/security/CVE-2026-75818",
        "https://www.cve.org/CVERecord?id=CVE-2026-75818",
        "https://cert.pl/en/posts/2026/10/CVE-2026-75818"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-75818",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 360958,
  "published_at": "2026-10-06T11:17:00+00:00"
}