diff options
Diffstat (limited to 'meta/recipes-multimedia/libtiff/files/CVE-2023-41175.patch')
| -rw-r--r-- | meta/recipes-multimedia/libtiff/files/CVE-2023-41175.patch | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2023-41175.patch b/meta/recipes-multimedia/libtiff/files/CVE-2023-41175.patch new file mode 100644 index 0000000000..3f44a42012 --- /dev/null +++ b/meta/recipes-multimedia/libtiff/files/CVE-2023-41175.patch | |||
| @@ -0,0 +1,67 @@ | |||
| 1 | From 4cc97e3dfa6559f4d17af0d0687bcae07ca4b73d Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Arie Haenel <arie.haenel@jct.ac.il> | ||
| 3 | Date: Wed, 19 Jul 2023 19:40:01 +0000 | ||
| 4 | Subject: raw2tiff: fix integer overflow and bypass of the check (fixes #592) | ||
| 5 | |||
| 6 | Upstream-Status: Backport [import from debian security.debian.org/debian-security/pool/updates/main/t/tiff/tiff_4.1.0+git191117-2~deb10u8.debian.tar.xz | ||
| 7 | Upstream commit https://gitlab.com/libtiff/libtiff/-/commit/6e2dac5f904496d127c92ddc4e56eccfca25c2ee] | ||
| 8 | CVE: CVE-2023-41175 | ||
| 9 | Signed-off-by: Vijay Anusuri <vanusuri@mvista.com> | ||
| 10 | --- | ||
| 11 | tools/raw2tiff.c | 26 ++++++++++++++++++++++++++ | ||
| 12 | 1 file changed, 26 insertions(+) | ||
| 13 | |||
| 14 | diff --git a/tools/raw2tiff.c b/tools/raw2tiff.c | ||
| 15 | index ab36ff4e..a905da52 100644 | ||
| 16 | --- a/tools/raw2tiff.c | ||
| 17 | +++ b/tools/raw2tiff.c | ||
| 18 | @@ -35,6 +35,7 @@ | ||
| 19 | #include <sys/types.h> | ||
| 20 | #include <math.h> | ||
| 21 | #include <ctype.h> | ||
| 22 | +#include <limits.h> | ||
| 23 | |||
| 24 | #ifdef HAVE_UNISTD_H | ||
| 25 | # include <unistd.h> | ||
| 26 | @@ -101,6 +102,7 @@ main(int argc, char* argv[]) | ||
| 27 | int fd; | ||
| 28 | char *outfilename = NULL; | ||
| 29 | TIFF *out; | ||
| 30 | + uint32 temp_limit_check = 0; | ||
| 31 | |||
| 32 | uint32 row, col, band; | ||
| 33 | int c; | ||
| 34 | @@ -212,6 +214,30 @@ main(int argc, char* argv[]) | ||
| 35 | if (guessSize(fd, dtype, hdr_size, nbands, swab, &width, &length) < 0) | ||
| 36 | return 1; | ||
| 37 | |||
| 38 | + if ((width == 0) || (length == 0) ){ | ||
| 39 | + fprintf(stderr, "Too large nbands value specified.\n"); | ||
| 40 | + return (EXIT_FAILURE); | ||
| 41 | + } | ||
| 42 | + | ||
| 43 | + temp_limit_check = nbands * depth; | ||
| 44 | + | ||
| 45 | + if ( !temp_limit_check || length > ( UINT_MAX / temp_limit_check ) ) { | ||
| 46 | + fprintf(stderr, "Too large length size specified.\n"); | ||
| 47 | + return (EXIT_FAILURE); | ||
| 48 | + } | ||
| 49 | + temp_limit_check = temp_limit_check * length; | ||
| 50 | + | ||
| 51 | + if ( !temp_limit_check || width > ( UINT_MAX / temp_limit_check ) ) { | ||
| 52 | + fprintf(stderr, "Too large width size specified.\n"); | ||
| 53 | + return (EXIT_FAILURE); | ||
| 54 | + } | ||
| 55 | + temp_limit_check = temp_limit_check * width; | ||
| 56 | + | ||
| 57 | + if ( !temp_limit_check || hdr_size > ( UINT_MAX - temp_limit_check ) ) { | ||
| 58 | + fprintf(stderr, "Too large header size specified.\n"); | ||
| 59 | + return (EXIT_FAILURE); | ||
| 60 | + } | ||
| 61 | + | ||
| 62 | if (outfilename == NULL) | ||
| 63 | outfilename = argv[optind+1]; | ||
| 64 | out = TIFFOpen(outfilename, "w"); | ||
| 65 | -- | ||
| 66 | 2.30.2 | ||
| 67 | |||