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CVE-2026-42497

Опубликовано: 29 мая 2026
Источник: msrc
CVSS3: 7.5
EPSS Низкий

Описание

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory

EPSS

Процентиль: 34%
0.00417
Низкий

7.5 High

CVSS3

Связанные уязвимости

CVSS3: 7.5
ubuntu
2 месяца назад

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. _make_special_file() passes the tar header's linkname to link() without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode. A subsequent write through the extracted name modifies the victim file, and the post-extraction chmod, chown, and utime block in _extract_file() (guarded only against symlinks via -l) applies the tar header's mode, owner, and timestamps to the shared inode during extraction alone.

CVSS3: 6.8
redhat
2 месяца назад

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. _make_special_file() passes the tar header's linkname to link() without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode. A subsequent write through the extracted name modifies the victim file, and the post-extraction chmod, chown, and utime block in _extract_file() (guarded only against symlinks via -l) applies the tar header's mode, owner, and timestamps to the shared inode during extraction alone.

CVSS3: 7.5
nvd
2 месяца назад

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. _make_special_file() passes the tar header's linkname to link() without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode. A subsequent write through the extracted name modifies the victim file, and the post-extraction chmod, chown, and utime block in _extract_file() (guarded only against symlinks via -l) applies the tar header's mode, owner, and timestamps to the shared inode during extraction alone.

CVSS3: 7.5
debian
2 месяца назад

Archive::Tar versions before 3.08 for Perl extract hardlinks to attack ...

CVSS3: 7.5
github
2 месяца назад

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. _make_special_file() passes the tar header's linkname to link() without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode. A subsequent write through the extracted name modifies the victim file, and the post-extraction chmod, chown, and utime block in _extract_file() (guarded only against symlinks via -l) applies the tar header's mode, owner, and timestamps to the shared inode during extraction alone.

EPSS

Процентиль: 34%
0.00417
Низкий

7.5 High

CVSS3