CVE-2025-25724

7.8 highEPSS 0.4%

High (7.8) in libarchive libarchive. EPSS 0.4% chance of exploitation in the next 30 days.

list_item_verbose in tar/util.c in libarchive through 3.7.7 does not check an strftime return value, which can lead to a denial of service or unspecified other impact via a crafted TAR archive that is read with a verbose value of 2. For example, the 100-byte buffer may not be sufficient for a custom locale.

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-31)
CWE: CWE-252
Published: 2025-03-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

libarchive:libarchive

References

https://gist.github.com/Ekkosun/a83870ce7f3b7813b9b462a395e8ad92
https://github.com/Ekkosun/pocs/blob/main/bsdtarbug
https://github.com/libarchive/libarchive/blob/b439d586f53911c84be5e380445a8a259e19114c/tar/util.c#L751-L752

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