Description
libarchive through 3.7.7 has a heap-based buffer over-read in header_gnu_longlink in archive_read_support_format_tar.c via a TAR archive because it mishandles truncation in the middle of a GNU long linkname.
Scores
CVSS v3
4.0
EPSS
0.0002
EPSS Percentile
3.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-126
Status
published
Products (1)
libarchive/libarchive
< 3.7.7
Published
Feb 16, 2025
Tracked Since
Feb 18, 2026