{"id":"CVE-2023-25667","aliases":["BIT-tensorflow-2023-25667","GHSA-fqm2-gh8w-gr68","PYSEC-2026-1961","PYSEC-2026-3176","PYSEC-2026-3321"],"url":"https://o3.security/vulnerability/CVE-2023-25667","summary":"TensorFlow vulnerable to segfault when opening multiframe gif","details":"### Impact\nInteger overflow occurs when 2^31 <= num_frames * height * width * channels < 2^32, for example Full HD screencast of at least 346 frames.\n```python\nimport urllib.request\ndat = urllib.request.urlopen('https://raw.githubusercontent.com/tensorflow/tensorflow/1c38ad9b78ffe06076745a1ee00cec42f39ff726/tensorflow/core/lib/gif/testdata/3g_multiframe.gif').read()\nimport tensorflow as tf\ntf.io.decode_gif(dat)\n```\n\n### Patches\nWe have patched the issue in GitHub commit [8dc723fcdd1a6127d6c970bd2ecb18b019a1a58d](https://github.com/tensorflow/tensorflow/commit/8dc723fcdd1a6127d6c970bd2ecb18b019a1a58d).\n\nThe fix will be included in TensorFlow 2.12.0. We will also cherrypick this commit on TensorFlow 2.11.1\n\n\n### For more information\nPlease consult [our security guide](https://github.com/tensorflow/tensorflow/blob/master/SECURITY.md) for more information regarding the security model and how to contact us with issues and questions.\n\n\n### Attribution\nThis vulnerability has been reported by Andrei\n","published":"2023-03-24T23:40:20.893Z","modified":"2026-08-12T13:32:26.146749Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"tensorflow","fixedVersion":"2.11.1"},{"ecosystem":"PyPI","name":"tensorflow-cpu","fixedVersion":"2.11.1"},{"ecosystem":"PyPI","name":"tensorflow-gpu","fixedVersion":"2.11.1"}],"fix":{"url":"https://github.com/tensorflow/tensorflow/commit/8dc723fcdd1a6127d6c970bd2ecb18b019a1a58d","label":"tensorflow/tensorflow@8dc723f"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25667.json"},{"type":"ADVISORY","url":"https://github.com/tensorflow/tensorflow/security/advisories/GHSA-fqm2-gh8w-gr68"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-25667"},{"type":"FIX","url":"https://github.com/tensorflow/tensorflow/commit/8dc723fcdd1a6127d6c970bd2ecb18b019a1a58d"},{"type":"PACKAGE","url":"https://github.com/tensorflow/tensorflow"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T13:32:26.146749Z"}}