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rust-gix-date — security advisory

Type: advisorySources: OSVAdvisory ID: UBUNTU-CVE-2026-0810

A flaw was found in gix-date. The `gix_date::parse::TimeBuf::as_str` function can generate strings containing invalid non-UTF8 characters. This issue violates the internal safety invariants of the `TimeBuf` component, leading to undefined behavior when these malformed strings are subsequently processed. This could potentially result in application instability or other unforeseen consequences.

Products
rust-gix-date
Affected versions
0.10.7-1, 0.15.6-1, 0.8.0-1, 0.9.3-1, 0.9.3-2
Fixed versions
Not specified
CVEs
CVE-2026-0810
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 01:56 UTC · Revision 1

Source evidence

UBUNTU-CVE-2026-0810

core-osv · Original source

Published 26 Jan 2026, 20:16 UTC

A flaw was found in gix-date. The `gix_date::parse::TimeBuf::as_str` function can generate strings containing invalid non-UTF8 characters. This issue violates the internal safety invariants of the `TimeBuf` component, leading to undefined behavior when these malformed strings are subsequently processed. This could potentially result in application instability or other unforeseen consequences.

osv:UBUNTU-CVE-2026-0810

rust-gix-date

Fixed versions: Not specified

rust-gix-date

Fixed versions: Not specified

rust-gix-date

Fixed versions: Not specified

rust-gix-date

Fixed versions: Not specified

Complete source record
{
  "id": "8d8aa7e035390f0c5866cd21c5dfdbdaa8b261ae7f4c2e44c78bc74a3472c36e",
  "url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-0810",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "UBUNTU-CVE-2026-0810",
    "summary": "A flaw was found in gix-date. The `gix_date::parse::TimeBuf::as_str` function can generate strings containing invalid non-UTF8 characters. This issue violates the internal safety invariants of the `TimeBuf` component, leading to undefined behavior when these malformed strings are subsequently processed. This could potentially result in application instability or other unforeseen consequences.",
    "evidence": "osv:UBUNTU-CVE-2026-0810",
    "products": [
      {
        "name": {
          "value": "rust-gix-date",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.8.0-1",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "rust-gix-date",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.9.3-1",
            "evidence": "/affected/1/versions"
          }
        ]
      },
      {
        "name": {
          "value": "rust-gix-date",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.10.7-1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "0.15.6-1",
            "evidence": "/affected/2/versions"
          }
        ]
      },
      {
        "name": {
          "value": "rust-gix-date",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "0.9.3-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "0.9.3-2",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "0.10.7-1",
            "evidence": "/affected/3/versions"
          }
        ]
      }
    ],
    "severity": "high",
    "structured": {
      "id": "UBUNTU-CVE-2026-0810",
      "aliases": [
        "UBUNTU-CVE-2026-0810"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H"
        },
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H"
        },
        {
          "type": "Ubuntu",
          "score": "medium"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "rust-gix-date",
            "purl": "pkg:deb/ubuntu/rust-gix-date?arch=source&distro=noble",
            "ecosystem": "Ubuntu:24.04:LTS"
          },
          "versions": [
            "0.8.0-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-0810.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "librust-gix-date-dev",
                "binary_version": "0.8.0-1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "rust-gix-date",
            "purl": "pkg:deb/ubuntu/rust-gix-date?arch=source&distro=questing",
            "ecosystem": "Ubuntu:25.10"
          },
          "versions": [
            "0.9.3-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-0810.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "librust-gix-date-dev",
                "binary_version": "0.9.3-1"
              }
            ]
          }
        },
        {
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            }
          ],
          "package": {
            "name": "rust-gix-date",
            "purl": "pkg:deb/ubuntu/rust-gix-date?arch=source&distro=stonking",
            "ecosystem": "Ubuntu:26.10"
          },
          "versions": [
            "0.10.7-1",
            "0.15.6-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-0810.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "librust-gix-date-dev",
                "binary_version": "0.15.6-1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
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              ]
            }
          ],
          "package": {
            "name": "rust-gix-date",
            "purl": "pkg:deb/ubuntu/rust-gix-date?arch=source&distro=resolute",
            "ecosystem": "Ubuntu:26.04:LTS"
          },
          "versions": [
            "0.9.3-1",
            "0.9.3-2",
            "0.10.7-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-0810.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "librust-gix-date-dev",
                "binary_version": "0.10.7-1"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-17T12:57:49.183746742Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-0810"
      ],
      "references": [
        "https://ubuntu.com/security/CVE-2026-0810",
        "https://www.cve.org/CVERecord?id=CVE-2026-0810",
        "https://rustsec.org/advisories/RUSTSEC-2025-0140.html",
        "https://github.com/GitoxideLabs/gitoxide/issues/2305"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-0810",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 357686,
  "published_at": "2026-01-26T20:16:00+00:00"
}