diff options
Diffstat (limited to 'user/catdoc/CVE-2017-11110.patch')
| -rw-r--r-- | user/catdoc/CVE-2017-11110.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/user/catdoc/CVE-2017-11110.patch b/user/catdoc/CVE-2017-11110.patch new file mode 100644 index 000000000..d36d5d63c --- /dev/null +++ b/user/catdoc/CVE-2017-11110.patch @@ -0,0 +1,32 @@ +Description: CVE-2017-11110: Heap buffer overflow in ole_init +Origin: vendor, https://build.opensuse.org/package/view_file/openSUSE:Maintenance:6985/catdoc.openSUSE_Leap_42.2_Update/CVE-2017-11110.patch?rev=d437c3be72c2e5a3516b75f4e9de6b35 +Bug-Debian: https://bugs.debian.org/867717 +Bug-SuSE: https://bugzilla.novell.com/show_bug.cgi?id=1047877 +Forwarded: no +Author: Andreas Stieger <astieger@suse.com> +Reviewed-by: Salvatore Bonaccorso <carnil@debian.org> +Last-Update: 2017-07-20 + +--- a/src/ole.c ++++ b/src/ole.c +@@ -106,6 +106,11 @@ FILE* ole_init(FILE *f, void *buffer, si + return NULL; + } + sectorSize = 1<<getshort(oleBuf,0x1e); ++ /* CVE-2017-11110 */ ++ if (sectorSize < 4) { ++ fprintf(stderr, "sectorSize < 4 not supported\n"); ++ return NULL; ++ } + shortSectorSize=1<<getshort(oleBuf,0x20); + + /* Read BBD into memory */ +@@ -147,7 +152,7 @@ FILE* ole_init(FILE *f, void *buffer, si + } + + fseek(newfile, 512+mblock*sectorSize, SEEK_SET); +- if(fread(tmpBuf+MSAT_ORIG_SIZE+(sectorSize-4)*i, ++ if(fread(tmpBuf+MSAT_ORIG_SIZE+(sectorSize-4)*i, /* >=4 for CVE-2017-11110 */ + 1, sectorSize, newfile) != sectorSize) { + fprintf(stderr, "Error read MSAT!\n"); + ole_finish(); |