diff options
Diffstat (limited to 'nx-X11/lib')
| -rw-r--r-- | nx-X11/lib/font/fontfile/dirfile.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/nx-X11/lib/font/fontfile/dirfile.c b/nx-X11/lib/font/fontfile/dirfile.c index f390391bc..3a2fead81 100644 --- a/nx-X11/lib/font/fontfile/dirfile.c +++ b/nx-X11/lib/font/fontfile/dirfile.c @@ -45,6 +45,7 @@ in this Software without prior written authorization from The Open Group. #include <sys/types.h> #include <sys/stat.h> #include <errno.h> +#include <limits.h> static Bool AddFileNameAliases ( FontDirectoryPtr dir ); static int ReadFontAlias ( char *directory, Bool isFile, @@ -373,6 +374,9 @@ lexAlias(FILE *file, char **lexToken) int nsize; char *nbuf; + if (tokenSize >= (INT_MAX >> 2)) + /* Stop before we overflow */ + return EALLOC; nsize = tokenSize ? (tokenSize << 1) : 64; nbuf = (char *) xrealloc(tokenBuf, nsize); if (!nbuf) |