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-rw-r--r--debian/patches/930_tbl-mode.patch33
-rw-r--r--debian/patches/series1
2 files changed, 34 insertions, 0 deletions
diff --git a/debian/patches/930_tbl-mode.patch b/debian/patches/930_tbl-mode.patch
new file mode 100644
index 0000000..ad591b8
--- /dev/null
+++ b/debian/patches/930_tbl-mode.patch
@@ -0,0 +1,33 @@
+Subject: Prevent deref null pointer in HTMLlineproc0()
+Author: Tatsuya Kinoshita <tats@debian.org>
+Bug-Debian: https://github.com/tats/w3m/issues/42
+Origin: https://anonscm.debian.org/cgit/collab-maint/w3m.git/commit/?id=ecfdcbe1131591502c5e7f9ff4f34b24c5a2db97
+
+diff --git a/file.c b/file.c
+index 834071d..660b10e 100644
+--- a/file.c
++++ b/file.c
+@@ -6302,10 +6302,10 @@ HTMLlineproc0(char *line, struct html_feed_environ *h_env, int internal)
+ while (*line != '\0') {
+ char *str, *p;
+ int is_tag = FALSE;
+- int pre_mode = (obuf->table_level >= 0) ? tbl_mode->pre_mode :
+- obuf->flag;
+- int end_tag = (obuf->table_level >= 0) ? tbl_mode->end_tag :
+- obuf->end_tag;
++ int pre_mode = (obuf->table_level >= 0 && tbl_mode) ?
++ tbl_mode->pre_mode : obuf->flag;
++ int end_tag = (obuf->table_level >= 0 && tbl_mode) ?
++ tbl_mode->end_tag : obuf->end_tag;
+
+ if (*line == '<' || obuf->status != R_ST_NORMAL) {
+ /*
+@@ -6387,7 +6387,7 @@ HTMLlineproc0(char *line, struct html_feed_environ *h_env, int internal)
+ }
+
+ proc_normal:
+- if (obuf->table_level >= 0) {
++ if (obuf->table_level >= 0 && tbl && tbl_mode) {
+ /*
+ * within table: in <table>..</table>, all input tokens
+ * are fed to the table renderer, and then the renderer
diff --git a/debian/patches/series b/debian/patches/series
index 77f5ec7..3db0170 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -65,3 +65,4 @@
927_symbol.patch
928_form-id.patch
929_anchor.patch
+930_tbl-mode.patch