diff options
| author | Leonardo Arena <rnalrd@alpinelinux.org> | 2017-12-28 08:31:33 +0000 |
|---|---|---|
| committer | Leonardo Arena <rnalrd@alpinelinux.org> | 2017-12-28 08:33:25 +0000 |
| commit | 7f6b53170f527254ed08ba040a84ec717ad878d1 (patch) | |
| tree | c90db9b82e8ceafc035e475de7d74e7971deabf6 /community/gimp/CVE-2017-17789.patch | |
| parent | bc4cd8da3b3bfbda7a2524d038067b58f27c66c1 (diff) | |
| download | aports-7f6b53170f527254ed08ba040a84ec717ad878d1.tar.bz2 aports-7f6b53170f527254ed08ba040a84ec717ad878d1.tar.xz | |
community/gimp: security fixes
CVE-2017-17784, CVE-2017-17785, CVE-2017-17786, CVE-2017-17787, CVE-2017-17789
Fixes #8350
CVE-2017-17788 applies only to >= v2.9.6
Diffstat (limited to 'community/gimp/CVE-2017-17789.patch')
| -rw-r--r-- | community/gimp/CVE-2017-17789.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/community/gimp/CVE-2017-17789.patch b/community/gimp/CVE-2017-17789.patch new file mode 100644 index 0000000000..3d63694f67 --- /dev/null +++ b/community/gimp/CVE-2017-17789.patch @@ -0,0 +1,38 @@ +From 01898f10f87a094665a7fdcf7153990f4e511d3f Mon Sep 17 00:00:00 2001 +From: Jehan <jehan@girinstud.io> +Date: Wed, 20 Dec 2017 16:44:20 +0100 +Subject: Bug 790849 - (CVE-2017-17789) CVE-2017-17789 Heap buffer overflow... + +... in PSP importer. +Check if declared block length is valid (i.e. within the actual file) +before going further. +Consider the file as broken otherwise and fail loading it. + +(cherry picked from commit 28e95fbeb5720e6005a088fa811f5bf3c1af48b8) +--- + plug-ins/common/file-psp.c | 9 +++++++++ + 1 file changed, 9 insertions(+) + +diff --git a/plug-ins/common/file-psp.c b/plug-ins/common/file-psp.c +index ac0fff7..4cbafe3 100644 +--- a/plug-ins/common/file-psp.c ++++ b/plug-ins/common/file-psp.c +@@ -1771,6 +1771,15 @@ load_image (const gchar *filename, + { + block_start = ftell (f); + ++ if (block_start + block_total_len > st.st_size) ++ { ++ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED, ++ _("Could not open '%s' for reading: %s"), ++ gimp_filename_to_utf8 (filename), ++ _("invalid block size")); ++ goto error; ++ } ++ + if (id == PSP_IMAGE_BLOCK) + { + if (block_number != 0) +-- +cgit v0.12 + |