K 10
svn:author
V 2
mm
K 8
svn:date
V 27
2023-09-11T07:05:08.920481Z
K 7
svn:log
V 645
libarchive: merge security fix from vendor branch

This commit fixes a couple of security vulnerabilities in the PAX writer:
1. Heap overflow in url_encode() in archive_write_set_format_pax.c
2. NULL dereference in archive_write_pax_header_xattrs()
3. Another NULL dereference in archive_write_pax_header_xattrs()
4. NULL dereference in archive_write_pax_header_xattr()

Security:	No known reference yet
Obtained from:	https://github.com/libarchive/libarchive/commit/1b4e0d0f9
MFC after:	3 days

(cherry picked from commit f10f65999fe56e92f00b5bc5d27ac342cfea5364)

Git Hash:   af386f70fa0c8d0a605c50710283f6f59525bd05
Git Author: mm@FreeBSD.org
END