libsndfile/sndfile-deinterlace-channels-check.patch
Takashi Iwai 2c538a18aa Accepting request 621327 from home:tiwai:branches:multimedia:libs
- Fix buffer overflow in sndfile-deinterlace, which isn't really a
  security issue (bsc#1100167, CVE-2018-13139):
  sndfile-deinterlace-channels-check.patch

OBS-URL: https://build.opensuse.org/request/show/621327
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/libsndfile?expand=0&rev=68
2018-07-06 12:28:14 +00:00

17 lines
484 B
Diff

diff --git a/programs/sndfile-deinterleave.c b/programs/sndfile-deinterleave.c
index 5366031075ab..712cb96cda76 100644
--- a/programs/sndfile-deinterleave.c
+++ b/programs/sndfile-deinterleave.c
@@ -89,6 +89,11 @@ main (int argc, char **argv)
exit (1) ;
} ;
+ if (sfinfo.channels > MAX_CHANNELS)
+ { printf ("\nError : Too many channels %d in input file '%s'.\n", sfinfo.channels, argv[1]) ;
+ exit (1) ;
+ }
+
state.channels = sfinfo.channels ;
sfinfo.channels = 1 ;