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From: Axel Beckert <abe@debian.org>
Date: Mon, 3 Jul 2017 10:46:08 +0200
Subject: [PATCH] Fix privilege escalation by reverting upstream commit
5460f5d2
Bug-Debian: https://bugs.debian.org/852484
Bug-CVE: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5618
Bug: https://savannah.gnu.org/bugs/?50142
https://lists.gnu.org/archive/html/screen-devel/2017-01/msg00025.html
---
screen.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/screen.c b/screen.c
index 7cad20626f2b..e60d0a712fb5 100644
--- a/screen.c
+++ b/screen.c
@@ -673,12 +673,6 @@ int main(int ac, char** av)
Panic(0, "-L: logfile name can not start with \"-\" symbol");
if (strlen(screenlogfile) > PATH_MAX)
Panic(0, "-L: logfile name too long. (max. %d char)", PATH_MAX);
-
- FILE *w_check;
- if ((w_check = fopen(screenlogfile, "w")) == NULL)
- Panic(0, "-L: logfile name access problem");
- else
- fclose(w_check);
}
nwin_options.Lflag = 1;
break;
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