PT-2026-55185 · Git · Cpython

Publicado 2026-06-30 · Atualizado 2026-06-30

OSV

In the Tarfile.extract() function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract() function.

Identificadores relacionados

PSF-2026-32

Produtos afetados

Cpython

Referências · 8

• https://github.com/python/cpython/commit/5e0ef3f1afe892e4f64eb83368db57ac4c40cba0 · Nota
• https://github.com/python/cpython/commit/eee3ddf0ca10283cc7fea724aae9cd8665f8d15e · Nota
• https://github.com/python/cpython/pull/151988 · Nota
• https://github.com/python/cpython/issues/151987 · Nota
• https://github.com/python/cpython/commit/7ccdbaba2c54250a70d7f25632152df7655a5e0a · Nota
• https://github.com/python/cpython/commit/7b57e8d51446297b8c7c482d224bc5f1938e4301 · Nota
• https://mail.python.org/archives/list/[e-mail]/thread/TWZW2PC2AZOV6FENIHFSRC63OM7MBGSB · Nota
• https://osv.dev/vulnerability/PSF-2026-32 · Aviso do Fabricante