1Upstream-Status: Backport 2CVE: CVE-2015-7697 3Signed-off-by: Tudor Florea <tudor.flore@enea.com> 4 5From bd8a743ee0a77e65ad07ef4196c4cd366add3f26 Mon Sep 17 00:00:00 2001 6From: Kamil Dudka <kdudka@redhat.com> 7Date: Mon, 14 Sep 2015 18:24:56 +0200 8Subject: [PATCH 2/2] fix infinite loop when extracting empty bzip2 data 9 10--- 11 extract.c | 6 ++++++ 12 1 file changed, 6 insertions(+) 13 14diff --git a/extract.c b/extract.c 15index 7134bfe..29db027 100644 16--- a/extract.c 17+++ b/extract.c 18@@ -2733,6 +2733,12 @@ __GDEF 19 int repeated_buf_err; 20 bz_stream bstrm; 21 22+ if (G.incnt <= 0 && G.csize <= 0L) { 23+ /* avoid an infinite loop */ 24+ Trace((stderr, "UZbunzip2() got empty input\n")); 25+ return 2; 26+ } 27+ 28 #if (defined(DLL) && !defined(NO_SLIDE_REDIR)) 29 if (G.redirect_slide) 30 wsize = G.redirect_size, redirSlide = G.redirect_buffer; 31-- 322.4.6 33