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Group :: Sistema/Servidores
RPM: cups
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Patch: cups-1.2.12-CVE-2008-1373.patch
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diff -up cups-1.2.4/filter/image-gif.c.CVE-2008-1373 cups-1.2.4/filter/image-gif.c
--- cups-1.2.4/filter/image-gif.c.CVE-2008-1373 2006-05-11 12:41:36.000000000 +0100
+++ cups-1.2.4/filter/image-gif.c 2008-03-20 15:32:18.000000000 +0000
@@ -47,6 +47,8 @@
#define GIF_INTERLACE 0x40
#define GIF_COLORMAP 0x80
+#define MAX_LWZ_BITS 12
+
typedef cups_ib_t gif_cmap_t[256][4];
typedef short gif_table_t[4096];
@@ -471,6 +473,9 @@ gif_read_image(FILE *fp, /* I -
pass = 0;
code_size = getc(fp);
+ if (code_size > MAX_LWZ_BITS)
+ return (-1);
+
if (gif_read_lzw(fp, 1, code_size) < 0)
return (-1);