CVE-2019-19221

In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive.

CVSS v3.1

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0

2.1 LOWAV:L/AC:L/Au:N/C:N/I:N/A:P

EPSS

0.66% chance of exploitation in the next 30 days, 49th percentile

Published

2019-11-21

Updated

2024-08-05

Proof-of-concept exploits (1)

• libarchive/libarchive/issues/1276

References

• CVE Record
• NVD entry

Related

• CVE-2015-8925
• CVE-2024-37407
• CVE-2025-5914
• CVE-2019-19212
• CVE-2019-19222
• CVE-2019-19211