diff options
Diffstat (limited to 'user/tiff/CVE-2019-6128.patch')
| -rw-r--r-- | user/tiff/CVE-2019-6128.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/user/tiff/CVE-2019-6128.patch b/user/tiff/CVE-2019-6128.patch new file mode 100644 index 000000000..1b15b6f01 --- /dev/null +++ b/user/tiff/CVE-2019-6128.patch @@ -0,0 +1,49 @@ +From 0c74a9f49b8d7a36b17b54a7428b3526d20f88a8 Mon Sep 17 00:00:00 2001 +From: Scott Gayou <github.scott@gmail.com> +Date: Wed, 23 Jan 2019 15:03:53 -0500 +Subject: [PATCH] Fix for simple memory leak that was assigned CVE-2019-6128. + +pal2rgb failed to free memory on a few errors. This was reported +here: http://bugzilla.maptools.org/show_bug.cgi?id=2836. +--- + tools/pal2rgb.c | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +diff --git a/tools/pal2rgb.c b/tools/pal2rgb.c +index 01d8502e..9492f1cf 100644 +--- a/tools/pal2rgb.c ++++ b/tools/pal2rgb.c +@@ -118,12 +118,14 @@ main(int argc, char* argv[]) + shortv != PHOTOMETRIC_PALETTE) { + fprintf(stderr, "%s: Expecting a palette image.\n", + argv[optind]); ++ (void) TIFFClose(in); + return (-1); + } + if (!TIFFGetField(in, TIFFTAG_COLORMAP, &rmap, &gmap, &bmap)) { + fprintf(stderr, + "%s: No colormap (not a valid palette image).\n", + argv[optind]); ++ (void) TIFFClose(in); + return (-1); + } + bitspersample = 0; +@@ -131,11 +133,14 @@ main(int argc, char* argv[]) + if (bitspersample != 8) { + fprintf(stderr, "%s: Sorry, can only handle 8-bit images.\n", + argv[optind]); ++ (void) TIFFClose(in); + return (-1); + } + out = TIFFOpen(argv[optind+1], "w"); +- if (out == NULL) ++ if (out == NULL) { ++ (void) TIFFClose(in); + return (-2); ++ } + cpTags(in, out); + TIFFGetField(in, TIFFTAG_IMAGEWIDTH, &imagewidth); + TIFFGetField(in, TIFFTAG_IMAGELENGTH, &imagelength); +-- +2.21.0 + |