diff options
Diffstat (limited to 'bug73035.patch')
| -rw-r--r-- | bug73035.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/bug73035.patch b/bug73035.patch new file mode 100644 index 0000000..4cb7a8e --- /dev/null +++ b/bug73035.patch @@ -0,0 +1,32 @@ +Backported from 5.6.26 by Remi. +Binary diff dropped. + + +From 71a6cff185e26d2806b551d4022e766421d3b275 Mon Sep 17 00:00:00 2001 +From: Stanislav Malyshev <stas@php.net> +Date: Sun, 11 Sep 2016 21:37:44 -0700 +Subject: [PATCH] Fix bug #73035 (Out of bound when verify signature of tar + phar in phar_parse_tarfile) + +--- + ext/phar/tar.c | 2 +- + ext/phar/tests/bug73035.phpt | 18 ++++++++++++++++++ + ext/phar/tests/bug73035.tar | Bin 0 -> 10240 bytes + 3 files changed, 19 insertions(+), 1 deletion(-) + create mode 100644 ext/phar/tests/bug73035.phpt + create mode 100644 ext/phar/tests/bug73035.tar + +diff --git a/ext/phar/tar.c b/ext/phar/tar.c +index 62edcb5..898ff85 100644 +--- a/ext/phar/tar.c ++++ b/ext/phar/tar.c +@@ -286,7 +286,7 @@ int phar_parse_tarfile(php_stream* fp, char *fname, int fname_len, char *alias, + } + curloc = php_stream_tell(fp); + read = php_stream_read(fp, buf, size); +- if (read != size) { ++ if (read != size || read <= 8) { + if (error) { + spprintf(error, 4096, "phar error: tar-based phar \"%s\" signature cannot be read", fname); + } + |