diff options
Diffstat (limited to 'meta/recipes-multimedia/libtiff/files/CVE-2023-2731.patch')
-rw-r--r-- | meta/recipes-multimedia/libtiff/files/CVE-2023-2731.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2023-2731.patch b/meta/recipes-multimedia/libtiff/files/CVE-2023-2731.patch new file mode 100644 index 0000000000..7db0a35f72 --- /dev/null +++ b/meta/recipes-multimedia/libtiff/files/CVE-2023-2731.patch | |||
@@ -0,0 +1,39 @@ | |||
1 | From 9be22b639ea69e102d3847dca4c53ef025e9527b Mon Sep 17 00:00:00 2001 | ||
2 | From: Even Rouault <even.rouault@spatialys.com> | ||
3 | Date: Sat, 29 Apr 2023 12:20:46 +0200 | ||
4 | Subject: [PATCH] LZWDecode(): avoid crash when trying to read again from a | ||
5 | strip whith a missing end-of-information marker (fixes #548) | ||
6 | |||
7 | CVE: CVE-2023-2731 | ||
8 | Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/9be22b639ea69e102d3847dca4c53ef025e9527b] | ||
9 | |||
10 | --- | ||
11 | libtiff/tif_lzw.c | 5 +++++ | ||
12 | 1 file changed, 5 insertions(+) | ||
13 | |||
14 | diff --git a/libtiff/tif_lzw.c b/libtiff/tif_lzw.c | ||
15 | index ba75a07e..d631fa10 100644 | ||
16 | --- a/libtiff/tif_lzw.c | ||
17 | +++ b/libtiff/tif_lzw.c | ||
18 | @@ -423,6 +423,10 @@ static int LZWDecode(TIFF *tif, uint8_t *op0, tmsize_t occ0, uint16_t s) | ||
19 | |||
20 | if (sp->read_error) | ||
21 | { | ||
22 | + TIFFErrorExtR(tif, module, | ||
23 | + "LZWDecode: Scanline %" PRIu32 " cannot be read due to " | ||
24 | + "previous error", | ||
25 | + tif->tif_row); | ||
26 | return 0; | ||
27 | } | ||
28 | |||
29 | @@ -742,6 +746,7 @@ after_loop: | ||
30 | return (1); | ||
31 | |||
32 | no_eoi: | ||
33 | + sp->read_error = 1; | ||
34 | TIFFErrorExtR(tif, module, | ||
35 | "LZWDecode: Strip %" PRIu32 " not terminated with EOI code", | ||
36 | tif->tif_curstrip); | ||
37 | -- | ||
38 | 2.34.1 | ||
39 | |||