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authorHironobu Yamashita <h.y.acetaminophen@gmail.com>2019-02-19 11:35:57 +0000
committerHironobu Yamashita <h.y.acetaminophen@gmail.com>2019-02-19 11:35:57 +0000
commitd816f9205a7a69547bf25b92e4d60187f5381681 (patch)
tree9f1308e0fe53875bbec3abc08f1a3789ebab00fa /Build/source/texk/makejvf/tfmread.c
parentf6e0f1432025529ef19587111f380bd8e74e03ef (diff)
makejvf: more security fix
git-svn-id: svn://tug.org/texlive/trunk@50057 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/makejvf/tfmread.c')
-rw-r--r--Build/source/texk/makejvf/tfmread.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/Build/source/texk/makejvf/tfmread.c b/Build/source/texk/makejvf/tfmread.c
index f7ce53b6224..275ecd9164b 100644
--- a/Build/source/texk/makejvf/tfmread.c
+++ b/Build/source/texk/makejvf/tfmread.c
@@ -96,6 +96,10 @@ int tfmget(char *name)
char nbuff[1024];
FILE *fp;
+ if (strlen(name) >= 1020) { /* <buffer size> - ".tfm" */
+ fprintf(stderr,"Too long input file name.\n");
+ exit(1);
+ }
strcpy(nbuff,name);
fp = fopen(nbuff,"rb");
if (fp == NULL) {
@@ -103,7 +107,7 @@ int tfmget(char *name)
fp = fopen(nbuff,"rb");
if (fp == NULL) {
fprintf(stderr,"%s is not found.\n",name);
- exit(0);
+ exit(1);
}
}