From 57513498def74f8d95ef10df654d28e5a638a612 Mon Sep 17 00:00:00 2001 From: Leo Famulari Date: Wed, 7 Dec 2016 18:51:27 -0500 Subject: gnu: tcsh: Fix out of bounds read. * gnu/packages/patches/tcsh-fix-out-of-bounds-read.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/shells.scm (tcsh)[replacement]: New field. (tcsh/fixed): New variable. --- .../patches/tcsh-fix-out-of-bounds-read.patch | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 gnu/packages/patches/tcsh-fix-out-of-bounds-read.patch (limited to 'gnu/packages/patches') diff --git a/gnu/packages/patches/tcsh-fix-out-of-bounds-read.patch b/gnu/packages/patches/tcsh-fix-out-of-bounds-read.patch new file mode 100644 index 0000000000..48c294f78e --- /dev/null +++ b/gnu/packages/patches/tcsh-fix-out-of-bounds-read.patch @@ -0,0 +1,31 @@ +Fix out-of-bounds read in c_substitute(): + +http://seclists.org/oss-sec/2016/q4/612 + +Patch copied from upstream source repository: + +https://github.com/tcsh-org/tcsh/commit/6a542dc4fb2ba26518a47e9b3a9bcd6a91b94596 + +From 6a542dc4fb2ba26518a47e9b3a9bcd6a91b94596 Mon Sep 17 00:00:00 2001 +From: christos +Date: Fri, 2 Dec 2016 16:59:28 +0000 +Subject: [PATCH] Fix out of bounds read (Brooks Davis) (reproduce by starting + tcsh and hitting tab at the prompt) + +--- + ed.chared.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/ed.chared.c b/ed.chared.c +index 1277e53..310393e 100644 +--- ed.chared.c ++++ ed.chared.c +@@ -750,7 +750,7 @@ c_substitute(void) + /* + * If we found a history character, go expand it. + */ +- if (HIST != '\0' && *p == HIST) ++ if (p >= InputBuf && HIST != '\0' && *p == HIST) + nr_exp = c_excl(p); + else + nr_exp = 0; -- cgit v1.2.3