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[Guile-commits] GNU Guile branch, master, updated. release_1-9-13-40-gf2
From: |
Julian Graham |
Subject: |
[Guile-commits] GNU Guile branch, master, updated. release_1-9-13-40-gf25e1b6 |
Date: |
Fri, 12 Nov 2010 13:46:08 +0000 |
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http://git.savannah.gnu.org/cgit/guile.git/commit/?id=f25e1b6713f06ddbe6d084e6ffb2e80e099d77f6
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- Log -----------------------------------------------------------------
commit f25e1b6713f06ddbe6d084e6ffb2e80e099d77f6
Author: Julian Graham <address@hidden>
Date: Fri Nov 12 08:45:09 2010 -0500
Fix buffer over-read in port encoding scan.
* libguile/read.c (scm_i_scan_for_encoding): Add a NULL terminator to the
end of header to prevent over-read by subsequent call to strstr.
-----------------------------------------------------------------------
Summary of changes:
libguile/read.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/libguile/read.c b/libguile/read.c
index 609285c..07a4ffd 100644
--- a/libguile/read.c
+++ b/libguile/read.c
@@ -1646,6 +1646,7 @@ scm_i_scan_for_encoding (SCM port)
return NULL;
bytes_read = scm_c_read (port, header, SCM_ENCODING_SEARCH_SIZE);
+ header[bytes_read] = NULL;
scm_seek (port, scm_from_int (0), scm_from_int (SEEK_SET));
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