From e0362b7f1a51b6c59ea06257a8f41e6ae3c7000f Mon Sep 17 00:00:00 2001 From: Tim Kientzle Date: Mon, 9 Dec 2024 21:09:29 -0800 Subject: [PATCH] Handle truncation in the middle of a GNU long linkname (#2422) MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Thanks to gbdngb12 김동건 for reporting this. Resolves Issue #2415 (cherry picked from commit 82912103214506316bd9990d73f33d743d55f570) --- libarchive/archive_read_support_format_tar.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/libarchive/archive_read_support_format_tar.c b/libarchive/archive_read_support_format_tar.c index 4aaf1b90c..b1344ae57 100644 --- a/libarchive/archive_read_support_format_tar.c +++ b/libarchive/archive_read_support_format_tar.c @@ -1146,7 +1146,9 @@ header_gnu_longlink(struct archive_read *a, struct tar *tar, struct archive_string linkpath; archive_string_init(&linkpath); err = read_body_to_string(a, tar, &linkpath, h, unconsumed); - archive_entry_set_link(entry, linkpath.s); + if (err == ARCHIVE_OK) { + archive_entry_set_link(entry, linkpath.s); + } archive_string_free(&linkpath); return (err); } -- 2.47.3