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authorLeo Famulari <leo@famulari.name>2017-07-17 20:14:15 -0400
committerLeo Famulari <leo@famulari.name>2017-07-17 23:47:00 -0400
commit144c8db9bd91bf5470be7a2c747885f9325f96bc (patch)
tree2941b13d1b2e9cf18f9a2c5a8858788a700135fd /gnu/packages/patches
parent27305769de25042e5ed116a479ff03d222a4d22d (diff)
downloadguix-144c8db9bd91bf5470be7a2c747885f9325f96bc.tar
guix-144c8db9bd91bf5470be7a2c747885f9325f96bc.tar.gz
gnu: chicken: Fix CVE-2017-11343.
* gnu/packages/patches/chicken-CVE-2017-11343.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/scheme.scm (chicken)[source]: Use it.
Diffstat (limited to 'gnu/packages/patches')
-rw-r--r--gnu/packages/patches/chicken-CVE-2017-11343.patch57
1 files changed, 57 insertions, 0 deletions
diff --git a/gnu/packages/patches/chicken-CVE-2017-11343.patch b/gnu/packages/patches/chicken-CVE-2017-11343.patch
new file mode 100644
index 0000000000..1d46ad50d9
--- /dev/null
+++ b/gnu/packages/patches/chicken-CVE-2017-11343.patch
@@ -0,0 +1,57 @@
+Fix CVE-2017-11343:
+
+https://lists.nongnu.org/archive/html/chicken-announce/2017-07/msg00000.html
+https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11343
+
+Patch copied from upstream mailing list:
+
+http://lists.gnu.org/archive/html/chicken-hackers/2017-06/txtod8Pa1wGU0.txt
+
+From ae2633195cc5f4f61c9da4ac90f0c14c010dcc3d Mon Sep 17 00:00:00 2001
+From: Peter Bex <address@hidden>
+Date: Fri, 30 Jun 2017 15:39:45 +0200
+Subject: [PATCH 2/2] Initialize symbol table after setting up randomization
+
+Otherwise, the symbol table wouldn't be correctly randomized.
+---
+ NEWS | 3 +++
+ runtime.c | 2 +-
+ 2 files changed, 4 insertions(+), 1 deletion(-)
+
+#diff --git a/NEWS b/NEWS
+#index f4b0e041..6588b30e 100644
+#--- a/NEWS
+#+++ b/NEWS
+#@@ -96,6 +96,9 @@
+# buffer overrun and/or segfault (thanks to Lemonboy).
+# - CVE-2017-9334: `length' no longer crashes on improper lists (fixes
+# #1375, thanks to "megane").
+#+ - The randomization factor of the symbol table was set before
+#+ the random seed was set, causing it to have a fixed value on many
+#+ platforms.
+#
+# - Core Libraries
+# - Unit "posix": If file-lock, file-lock/blocking or file-unlock are
+diff --git a/runtime.c b/runtime.c
+index 81c54dd2..a4580abc 100644
+--- a/runtime.c
++++ b/runtime.c
+@@ -799,7 +799,6 @@ int CHICKEN_initialize(int heap, int stack, int symbols, void *toplevel)
+ C_initial_timer_interrupt_period = INITIAL_TIMER_INTERRUPT_PERIOD;
+ C_timer_interrupt_counter = INITIAL_TIMER_INTERRUPT_PERIOD;
+ memset(signal_mapping_table, 0, sizeof(int) * NSIG);
+- initialize_symbol_table();
+ C_dlerror = "cannot load compiled code dynamically - this is a statically linked executable";
+ error_location = C_SCHEME_FALSE;
+ C_pre_gc_hook = NULL;
+@@ -816,6 +815,7 @@ int CHICKEN_initialize(int heap, int stack, int symbols, void *toplevel)
+ callback_continuation_level = 0;
+ gc_ms = 0;
+ (void)C_randomize(C_fix(time(NULL)));
++ initialize_symbol_table();
+
+ if (profiling) {
+ #ifndef C_NONUNIX
+--
+2.11.0
+